Exemple : Configuration d’une stratégie de sélection de sauvegarde pour le protocole OSPF ou OSPF3
Cet exemple montre comment configurer la stratégie de sélection de sauvegarde pour le protocole OSPF ou OSPF3, qui vous permet de sélectionner une alternative sans boucle (LFA) dans le réseau.
Lorsque vous activez les stratégies de sélection de sauvegarde, Junos OS permet de sélectionner LFA en fonction des règles de stratégie et des attributs des liens et des nuds du réseau. Ces attributs sont admin-group, srlg, bandwidth, protection-type, metric et node.
Conditions préalables
Cet exemple utilise les composants matériels et logiciels suivants :
Huit routeurs pouvant être une combinaison de routeurs de périphérie multiservice M Series, MX Series routeurs 5G Plates-formes de routage universelles, PTX Series Routeurs de transport de paquets et centraux T Series
Junos OS version 15.1 ou ultérieure s’exécute sur tous les équipements
Avant de commencer :
Configurez les interfaces de l’appareil.
Configurez OSPF.
Présentation
Sous Junos OS, l’algorithme ou les critères de sélection des alternatives sans boucle (LFA) par défaut peuvent être remplacés par une stratégie LFA. Ces stratégies sont configurées pour chaque destination (IPv4 et IPv6) et une interface next-hop principale . Ces stratégies de sauvegarde appliquent la sélection LFA en fonction des attributs admin-group, srlg, bande passante, type de protection, métrique et nœud du chemin de sauvegarde. Lors du calcul SPF (shortest-path-first) de sauvegarde, chaque attribut (nœud et lien) du chemin de sauvegarde, stocké par saut suivant de sauvegarde, est accumulé par IGP. Pour les routes créées en interne par IGP, le jeu d’attributs de chaque chemin de sauvegarde est évalué par rapport à la stratégie configurée pour chaque destination (IPv4 et IPv6) et à une interface next-hop principale. Le premier ou le meilleur chemin de sauvegarde est sélectionné et installé en tant que tronçon suivant de sauvegarde dans la table de routage. Pour configurer la stratégie de sélection de sauvegarde, incluez l’instruction de configuration au niveau de backup-selection
la [edit routing-options]
hiérarchie. La show backup-selection
commande affiche les stratégies configurées pour une interface et une destination données. L’affichage peut être filtré en fonction d’une destination, d’un préfixe, d’une interface ou de systèmes logiques particuliers.
Topologie
Dans cette topologie illustrée à Figure 1, la stratégie de sélection de sauvegarde est configurée sur l’appareil R3.
Configuration
Configuration rapide de l’interface de ligne de commande
Pour configurer rapidement cet exemple, copiez les commandes suivantes, collez-les dans un fichier texte, supprimez les sauts de ligne, modifiez tous les détails nécessaires pour qu’ils correspondent à la configuration de votre réseau, copiez et collez les commandes dans l’interface de ligne de commande au niveau de la [edit]
hiérarchie, puis passez commit
en mode de configuration.
R0
set interfaces ge-0/0/0 unit 0 family inet address 10.1.1.1/30 set interfaces ge-0/0/0 unit 0 family inet6 address 2001:db8:10:1:1::1/64 set interfaces ge-0/0/0 unit 0 family mpls set interfaces ge-0/1/0 unit 0 family inet address 172.16.15.1/30 set interfaces ge-0/1/0 unit 0 family inet6 address 2001:db8:15:1:1::1/64 set interfaces ge-0/1/0 unit 0 family mpls set interfaces xe-0/2/0 unit 0 family inet address 172.16.20.1/30 set interfaces xe-0/2/0 unit 0 family inet6 address 2001:db8:20:1:1::1/64 set interfaces xe-0/2/0 unit 0 family mpls set interfaces ge-1/0/5 unit 0 family inet address 172.16.150.1/24 set interfaces ge-1/0/5 unit 0 family inet6 address 2001:db8:150:1:1::1/64 set interfaces ge-1/0/5 unit 0 family mpls set interfaces ge-1/1/1 unit 0 family inet address 172.16.30.1/30 set interfaces ge-1/1/1 unit 0 family inet6 address 2001:db8:30:1:1::1/64 set interfaces ge-1/1/1 unit 0 family mpls set interfaces xe-1/3/0 unit 0 family inet address 172.16.25.1/30 set interfaces xe-1/3/0 unit 0 family inet6 address 2001:db8:25:1:1::1/64 set interfaces xe-1/3/0 unit 0 family mpls set interfaces lo0 unit 0 family inet address 10.10.10.10/32 primary set interfaces lo0 unit 0 family inet6 address 2001:db8::10:10:10:10/128 primary set interfaces lo0 unit 0 family mpls set routing-options srlg srlg1 srlg-value 1001 set routing-options srlg srlg2 srlg-value 1002 set routing-options srlg srlg3 srlg-value 1003 set routing-options srlg srlg4 srlg-value 1004 set routing-options srlg srlg5 srlg-value 1005 set routing-options srlg srlg6 srlg-value 1006 set routing-options srlg srlg7 srlg-value 1007 set routing-options srlg srlg8 srlg-value 1008 set routing-options srlg srlg9 srlg-value 1009 set routing-options srlg srlg10 srlg-value 10010 set routing-options srlg srlg11 srlg-value 10011 set routing-options srlg srlg12 srlg-value 10012 set routing-options router-id 10.10.10.10 set protocols rsvp interface all set protocols mpls admin-groups c0 0 set protocols mpls admin-groups c1 1 set protocols mpls admin-groups c2 2 set protocols mpls admin-groups c3 3 set protocols mpls admin-groups c4 4 set protocols mpls admin-groups c5 5 set protocols mpls admin-groups c6 6 set protocols mpls admin-groups c7 7 set protocols mpls admin-groups c8 8 set protocols mpls admin-groups c9 9 set protocols mpls admin-groups c10 10 set protocols mpls admin-groups c11 11 set protocols mpls admin-groups c12 12 set protocols mpls admin-groups c13 13 set protocols mpls admin-groups c14 14 set protocols mpls admin-groups c15 15 set protocols mpls admin-groups c16 16 set protocols mpls admin-groups c17 17 set protocols mpls admin-groups c18 18 set protocols mpls admin-groups c19 19 set protocols mpls admin-groups c20 20 set protocols mpls admin-groups c21 21 set protocols mpls admin-groups c22 22 set protocols mpls admin-groups c23 23 set protocols mpls admin-groups c24 24 set protocols mpls admin-groups c25 25 set protocols mpls admin-groups c26 26 set protocols mpls admin-groups c27 27 set protocols mpls admin-groups c28 28 set protocols mpls admin-groups c29 29 set protocols mpls admin-groups c30 30 set protocols mpls admin-groups c31 31 set protocols mpls interface all set protocols ospf area 0.0.0.0 interface ge-0/0/0.0 metric 10 set protocols ospf area 0.0.0.0 interface ge-0/1/0.0 metric 18 set protocols ospf area 0.0.0.0 interface xe-0/2/0.0 metric 51 set protocols ospf area 0.0.0.0 interface ge-1/1/1.0 metric 23 set protocols ospf area 0.0.0.0 interface xe-1/3/0.0 metric 52 set protocols ospf area 0.0.0.0 interface ge-1/0/5.0 set protocols ospf3 area 0.0.0.0 interface ge-0/0/0.0 metric 10 set protocols ospf3 area 0.0.0.0 interface ge-0/1/0.0 metric 18 set protocols ospf3 area 0.0.0.0 interface xe-0/2/0.0 metric 51 set protocols ospf3 area 0.0.0.0 interface ge-1/1/1.0 metric 23 set protocols ospf3 area 0.0.0.0 interface xe-1/3/0.0 metric 52 set protocols ospf3 area 0.0.0.0 interface ge-1/0/5.0
R1
set interfaces ge-0/0/0 unit 0 family inet address 10.1.1.2/30 set interfaces ge-0/0/0 unit 0 family inet6 address 2001:db8:10:1:1::2/64 set interfaces ge-0/0/0 unit 0 family mpls set interfaces ge-0/0/5 unit 0 family inet address 172.16.35.1/30 set interfaces ge-0/0/5 unit 0 family inet6 address 2001:db8:35:1:1::1/64 set interfaces ge-0/0/5 unit 0 family mpls set interfaces xe-0/2/0 unit 0 family inet address 172.16.40.1/30 set interfaces xe-0/2/0 unit 0 family inet6 address 2001:db8:40:1:1::1/64 set interfaces xe-0/2/0 unit 0 family mpls set interfaces xe-0/3/0 unit 0 family inet address 172.16.45.1/30 set interfaces xe-0/3/0 unit 0 family inet6 address 2001:db8:45:1:1::1/64 set interfaces xe-0/3/0 unit 0 family mpls set interfaces lo0 unit 0 family inet address 172.16.1.1/32 primary set interfaces lo0 unit 0 family inet6 address 2001:db8::1:1:1:1/128 primary set interfaces lo0 unit 0 family mpls set routing-options srlg srlg1 srlg-value 1001 set routing-options srlg srlg2 srlg-value 1002 set routing-options srlg srlg3 srlg-value 1003 set routing-options srlg srlg4 srlg-value 1004 set routing-options srlg srlg5 srlg-value 1005 set routing-options srlg srlg6 srlg-value 1006 set routing-options srlg srlg7 srlg-value 1007 set routing-options srlg srlg8 srlg-value 1008 set routing-options srlg srlg9 srlg-value 1009 set routing-options srlg srlg10 srlg-value 10010 set routing-options srlg srlg11 srlg-value 10011 set routing-options srlg srlg12 srlg-value 10012 set routing-options router-id 172.16.1.1 set protocols rsvp interface all set protocols mpls admin-groups c0 0 set protocols mpls admin-groups c1 1 set protocols mpls admin-groups c2 2 set protocols mpls admin-groups c3 3 set protocols mpls admin-groups c4 4 set protocols mpls admin-groups c5 5 set protocols mpls admin-groups c6 6 set protocols mpls admin-groups c7 7 set protocols mpls admin-groups c8 8 set protocols mpls admin-groups c9 9 set protocols mpls admin-groups c10 10 set protocols mpls admin-groups c11 11 set protocols mpls admin-groups c12 12 set protocols mpls admin-groups c13 13 set protocols mpls admin-groups c14 14 set protocols mpls admin-groups c15 15 set protocols mpls admin-groups c16 16 set protocols mpls admin-groups c17 17 set protocols mpls admin-groups c18 18 set protocols mpls admin-groups c19 19 set protocols mpls admin-groups c20 20 set protocols mpls admin-groups c21 21 set protocols mpls admin-groups c22 22 set protocols mpls admin-groups c23 23 set protocols mpls admin-groups c24 24 set protocols mpls admin-groups c25 25 set protocols mpls admin-groups c26 26 set protocols mpls admin-groups c27 27 set protocols mpls admin-groups c28 28 set protocols mpls admin-groups c29 29 set protocols mpls admin-groups c30 30 set protocols mpls admin-groups c31 31 set protocols mpls interface all set protocols mpls interface ge-0/0/0.0 srlg srlg9 set protocols ospf area 0.0.0.0 interface ge-0/0/0.0 metric 10 set protocols ospf area 0.0.0.0 interface ge-0/0/5.0 metric 10 set protocols ospf area 0.0.0.0 interface xe-0/2/0.0 metric 10 set protocols ospf area 0.0.0.0 interface xe-0/3/0.0 metric 10 set protocols ospf3 area 0.0.0.0 interface ge-0/0/0.0 metric 10 set protocols ospf3 area 0.0.0.0 interface ge-0/0/5.0 metric 10 set protocols ospf3 area 0.0.0.0 interface xe-0/2/0.0 metric 10 set protocols ospf3 area 0.0.0.0 interface xe-0/3/0.0 metric 10
R2
set interfaces ge-0/0/2 unit 0 family inet address 172.16.35.2/30 set interfaces ge-0/0/2 unit 0 family inet6 address 2001:db8:35:1:1::2/64 set interfaces ge-0/0/2 unit 0 family mpls set interfaces ge-0/1/0 unit 0 family inet address 172.16.50.1/30 set interfaces ge-0/1/0 unit 0 family inet6 address 2001:db8:50:1:1::1/64 set interfaces ge-0/1/0 unit 0 family mpls set interfaces xe-0/2/1 unit 0 family inet address 172.16.55.1/30 set interfaces xe-0/2/1 unit 0 family inet6 address 2001:db8:55:1:1::1/64 set interfaces xe-0/2/1 unit 0 family mpls set interfaces ge-1/0/2 unit 0 family inet address 172.16.60.1/30 set interfaces ge-1/0/2 unit 0 family inet6 address 2001:db8:60:1:1::1/64 set interfaces ge-1/0/2 unit 0 family mpls set interfaces ge-1/0/9 unit 0 family inet address 172.16.65.1/30 set interfaces ge-1/0/9 unit 0 family inet6 address 2001:db8:65:1:1::1/64 set interfaces ge-1/0/9 unit 0 family mpls set interfaces ge-1/1/5 unit 0 family inet address 172.16.70.1/30 set interfaces ge-1/1/5 unit 0 family inet6 address 2001:db8:70:1:1::1/64 set interfaces ge-1/1/5 unit 0 family mpls set interfaces lo0 unit 0 family inet address 172.16.2.2/32 primary set interfaces lo0 unit 0 family inet6 address 2001:db8::2:2:2:2/128 primary set interfaces lo0 unit 0 family mpls set routing-options srlg srlg1 srlg-value 1001 set routing-options srlg srlg2 srlg-value 1002 set routing-options srlg srlg3 srlg-value 1003 set routing-options srlg srlg4 srlg-value 1004 set routing-options srlg srlg5 srlg-value 1005 set routing-options srlg srlg6 srlg-value 1006 set routing-options srlg srlg7 srlg-value 1007 set routing-options srlg srlg8 srlg-value 1008 set routing-options srlg srlg9 srlg-value 1009 set routing-options srlg srlg10 srlg-value 10010 set routing-options srlg srlg11 srlg-value 10011 set routing-options srlg srlg12 srlg-value 10012 set routing-options router-id 172.16.2.2 set protocols rsvp interface all set protocols mpls admin-groups c0 0 set protocols mpls admin-groups c1 1 set protocols mpls admin-groups c2 2 set protocols mpls admin-groups c3 3 set protocols mpls admin-groups c4 4 set protocols mpls admin-groups c5 5 set protocols mpls admin-groups c6 6 set protocols mpls admin-groups c7 7 set protocols mpls admin-groups c8 8 set protocols mpls admin-groups c9 9 set protocols mpls admin-groups c10 10 set protocols mpls admin-groups c11 11 set protocols mpls admin-groups c12 12 set protocols mpls admin-groups c13 13 set protocols mpls admin-groups c14 14 set protocols mpls admin-groups c15 15 set protocols mpls admin-groups c16 16 set protocols mpls admin-groups c17 17 set protocols mpls admin-groups c18 18 set protocols mpls admin-groups c19 19 set protocols mpls admin-groups c20 20 set protocols mpls admin-groups c21 21 set protocols mpls admin-groups c22 22 set protocols mpls admin-groups c23 23 set protocols mpls admin-groups c24 24 set protocols mpls admin-groups c25 25 set protocols mpls admin-groups c26 26 set protocols mpls admin-groups c27 27 set protocols mpls admin-groups c28 28 set protocols mpls admin-groups c29 29 set protocols mpls admin-groups c30 30 set protocols mpls admin-groups c31 31 set protocols mpls interface all set protocols mpls interface ge-0/1/0.0 srlg srlg1 set protocols mpls interface ge-1/0/9.0 srlg srlg1 set protocols mpls interface ge-1/1/5.0 srlg srlg7 set protocols ospf area 0.0.0.0 interface ge-0/0/2.0 metric 10 set protocols ospf area 0.0.0.0 interface ge-0/1/0.0 link-protection set protocols ospf area 0.0.0.0 interface xe-0/2/1.0 metric 12 set protocols ospf area 0.0.0.0 interface ge-1/0/2.0 metric 10 set protocols ospf area 0.0.0.0 interface ge-1/0/9.0 metric 12 set protocols ospf area 0.0.0.0 interface ge-1/1/5.0 metric 13 set protocols ospf3 area 0.0.0.0 interface ge-0/0/2.0 metric 10 set protocols ospf3 area 0.0.0.0 interface ge-0/1/0.0 link-protection set protocols ospf3 area 0.0.0.0 interface xe-0/2/1.0 metric 12 set protocols ospf3 area 0.0.0.0 interface ge-1/0/2.0 metric 10 set protocols ospf3 area 0.0.0.0 interface ge-1/0/9.0 metric 12 set protocols ospf3 area 0.0.0.0 interface ge-1/1/5.0 metric 13
R3
set interfaces ge-0/0/5 unit 0 family inet address 172.16.50.2/30 set interfaces ge-0/0/5 unit 0 family inet6 address 2001:db8:50:1:1::2/64 set interfaces ge-0/0/5 unit 0 family mpls set interfaces xe-0/3/1 unit 0 family inet address 172.16.75.1/30 set interfaces xe-0/3/1 unit 0 family inet6 address 2001:db8:75:1:1::1/64 set interfaces xe-0/3/1 unit 0 family mpls set interfaces ge-1/0/0 unit 0 family inet address 172.16.80.1/30 set interfaces ge-1/0/0 unit 0 family inet6 address 2001:db8:80:1:1::1/64 set interfaces ge-1/0/0 unit 0 family mpls set interfaces ge-1/0/5 unit 0 family inet address 172.16.200.1/24 set interfaces ge-1/0/5 unit 0 family inet6 address 2001:db8:200:1:1::1/64 set interfaces ge-1/0/6 unit 0 family inet address 172.16.85.1/30 set interfaces ge-1/0/6 unit 0 family inet6 address 2001:db8:85:1:1::1/64 set interfaces ge-1/0/6 unit 0 family mpls set interfaces xe-1/3/0 unit 0 family inet address 172.16.90.1/30 set interfaces xe-1/3/0 unit 0 family inet6 address 2001:db8:90:1:1::1/64 set interfaces xe-1/3/0 unit 0 family mpls set interfaces lo0 unit 0 family inet address 172.16.3.3/32 primary set interfaces lo0 unit 0 family inet6 address 2001:db8::3:3:3:3/128 primary set interfaces lo0 unit 0 family mpls set routing-options srlg srlg1 srlg-value 1001 set routing-options srlg srlg2 srlg-value 1002 set routing-options srlg srlg3 srlg-value 1003 set routing-options srlg srlg4 srlg-value 1004 set routing-options srlg srlg5 srlg-value 1005 set routing-options srlg srlg6 srlg-value 1006 set routing-options srlg srlg7 srlg-value 1007 set routing-options srlg srlg8 srlg-value 1008 set routing-options srlg srlg9 srlg-value 1009 set routing-options srlg srlg10 srlg-value 10010 set routing-options srlg srlg11 srlg-value 10011 set routing-options srlg srlg12 srlg-value 10012 set routing-options router-id 172.16.3.3 set routing-options forwarding-table export ecmp set routing-options backup-selection destination 10.1.1.0/30 interface xe-1/3/0.0 admin-group include-all c2 set routing-options backup-selection destination 10.1.1.0/30 interface all admin-group exclude c3 set routing-options backup-selection destination 10.1.1.0/30 interface all srlg strict set routing-options backup-selection destination 10.1.1.0/30 interface all protection-type node set routing-options backup-selection destination 10.1.1.0/30 interface all bandwidth-greater-equal-primary set routing-options backup-selection destination 10.1.1.0/30 interface all neighbor preference 172.16.7.7 set routing-options backup-selection destination 10.1.1.0/30 interface all root-metric lowest set routing-options backup-selection destination 10.1.1.0/30 interface all metric-order root set routing-options backup-selection destination 172.16.30.0/30 interface all admin-group exclude c5 set routing-options backup-selection destination 172.16.30.0/30 interface all srlg strict set routing-options backup-selection destination 172.16.30.0/30 interface all protection-type node set routing-options backup-selection destination 172.16.30.0/30 interface all bandwidth-greater-equal-primary set routing-options backup-selection destination 172.16.30.0/30 interface all neighbor preference 172.16.7.7 set routing-options backup-selection destination 172.16.30.0/30 interface all root-metric lowest set routing-options backup-selection destination 172.16.30.0/30 interface all metric-order root set routing-options backup-selection destination 172.16.45.0/30 interface all admin-group exclude c5 set routing-options backup-selection destination 172.16.45.0/30 interface all srlg strict set routing-options backup-selection destination 172.16.45.0/30 interface all protection-type node set routing-options backup-selection destination 172.16.45.0/30 interface all bandwidth-greater-equal-primary set routing-options backup-selection destination 172.16.45.0/30 interface all neighbor preference 172.16.7.7 set routing-options backup-selection destination 172.16.45.0/30 interface all root-metric lowest set routing-options backup-selection destination 172.16.45.1/30 interface all metric-order root set protocols rsvp interface all set protocols mpls admin-groups c0 0 set protocols mpls admin-groups c1 1 set protocols mpls admin-groups c2 2 set protocols mpls admin-groups c3 3 set protocols mpls admin-groups c4 4 set protocols mpls admin-groups c5 5 set protocols mpls admin-groups c6 6 set protocols mpls admin-groups c7 7 set protocols mpls admin-groups c8 8 set protocols mpls admin-groups c9 9 set protocols mpls admin-groups c10 10 set protocols mpls admin-groups c11 11 set protocols mpls admin-groups c12 12 set protocols mpls admin-groups c13 13 set protocols mpls admin-groups c14 14 set protocols mpls admin-groups c15 15 set protocols mpls admin-groups c16 16 set protocols mpls admin-groups c17 17 set protocols mpls admin-groups c18 18 set protocols mpls admin-groups c19 19 set protocols mpls admin-groups c20 20 set protocols mpls admin-groups c21 21 set protocols mpls admin-groups c22 22 set protocols mpls admin-groups c23 23 set protocols mpls admin-groups c24 24 set protocols mpls admin-groups c25 25 set protocols mpls admin-groups c26 26 set protocols mpls admin-groups c27 27 set protocols mpls admin-groups c28 28 set protocols mpls admin-groups c29 29 set protocols mpls admin-groups c30 30 set protocols mpls admin-groups c31 31 set protocols mpls interface all set protocols mpls interface ge-0/0/5.0 admin-group c0 set protocols ospf area 0.0.0.0 interface ge-0/0/5.0 link-protection set protocols ospf area 0.0.0.0 interface ge-0/0/5.0 metric 10 set protocols ospf area 0.0.0.0 interface xe-0/3/1.0 metric 21 set protocols ospf area 0.0.0.0 interface ge-1/0/0.0 metric 13 set protocols ospf area 0.0.0.0 interface ge-1/0/6.0 metric 15 set protocols ospf area 0.0.0.0 interface xe-1/3/0.0 link-protection set protocols ospf area 0.0.0.0 interface xe-1/3/0.0 metric 22 set protocols ospf3 area 0.0.0.0 interface ge-0/0/5.0 link-protection set protocols ospf3 area 0.0.0.0 interface ge-0/0/5.0 metric 10 set protocols ospf3 area 0.0.0.0 interface xe-0/3/1.0 metric 21 set protocols ospf3 area 0.0.0.0 interface ge-1/0/0.0 metric 13 set protocols ospf3 area 0.0.0.0 interface ge-1/0/6.0 metric 15 set protocols ospf3 area 0.0.0.0 interface xe-1/3/0.0 link-protection set protocols ospf3 area 0.0.0.0 interface xe-1/3/0.0 metric 22 set policy-options policy-statement ecmp term 1 then load-balance per-packet
R4
set routing-options srlg srlg1 srlg-value 1001 set routing-options srlg srlg2 srlg-value 1002 set routing-options srlg srlg3 srlg-value 1003 set routing-options srlg srlg4 srlg-value 1004 set routing-options srlg srlg5 srlg-value 1005 set routing-options srlg srlg6 srlg-value 1006 set routing-options srlg srlg7 srlg-value 1007 set routing-options srlg srlg8 srlg-value 1008 set routing-options srlg srlg9 srlg-value 1009 set routing-options srlg srlg10 srlg-value 10010 set routing-options srlg srlg11 srlg-value 10011 set routing-options srlg srlg12 srlg-value 10012 set routing-options router-id 172.16.4.4 set protocols rsvp interface all set protocols mpls admin-groups c0 0 set protocols mpls admin-groups c1 1 set protocols mpls admin-groups c2 2 set protocols mpls admin-groups c3 3 set protocols mpls admin-groups c4 4 set protocols mpls admin-groups c5 5 set protocols mpls admin-groups c6 6 set protocols mpls admin-groups c7 7 set protocols mpls admin-groups c8 8 set protocols mpls admin-groups c9 9 set protocols mpls admin-groups c10 10 set protocols mpls admin-groups c11 11 set protocols mpls admin-groups c12 12 set protocols mpls admin-groups c13 13 set protocols mpls admin-groups c14 14 set protocols mpls admin-groups c15 15 set protocols mpls admin-groups c16 16 set protocols mpls admin-groups c17 17 set protocols mpls admin-groups c18 18 set protocols mpls admin-groups c19 19 set protocols mpls admin-groups c20 20 set protocols mpls admin-groups c21 21 set protocols mpls admin-groups c22 22 set protocols mpls admin-groups c23 23 set protocols mpls admin-groups c24 24 set protocols mpls admin-groups c25 25 set protocols mpls admin-groups c26 26 set protocols mpls admin-groups c27 27 set protocols mpls admin-groups c28 28 set protocols mpls admin-groups c29 29 set protocols mpls admin-groups c30 30 set protocols mpls admin-groups c31 31 set protocols mpls interface all set protocols ospf area 0.0.0.0 interface ge-0/1/0.0 metric 18 set protocols ospf area 0.0.0.0 interface xe-0/2/0.0 metric 10 set protocols ospf area 0.0.0.0 interface xe-1/3/0.0 metric 10 set protocols ospf area 0.0.0.0 interface ge-0/0/0.0 metric 10 set protocols ospf area 0.0.0.0 interface ge-1/1/0.0 metric 10 set protocols ospf area 0.0.0.0 interface xe-0/3/1.0 metric 21 set protocols ospf3 area 0.0.0.0 interface ge-0/1/0.0 metric 18 set protocols ospf3 area 0.0.0.0 interface xe-0/2/0.0 metric 10 set protocols ospf3 area 0.0.0.0 interface xe-1/3/0.0 metric 10 set protocols ospf3 area 0.0.0.0 interface ge-0/0/0.0 metric 10 set protocols ospf3 area 0.0.0.0 interface ge-1/1/0.0 metric 10 set protocols ospf3 area 0.0.0.0 interface xe-0/3/1.0 metric 21
R5
set routing-options srlg srlg1 srlg-value 1001 set routing-options srlg srlg2 srlg-value 1002 set routing-options srlg srlg3 srlg-value 1003 set routing-options srlg srlg4 srlg-value 1004 set routing-options srlg srlg5 srlg-value 1005 set routing-options srlg srlg6 srlg-value 1006 set routing-options srlg srlg7 srlg-value 1007 set routing-options srlg srlg8 srlg-value 1008 set routing-options srlg srlg9 srlg-value 1009 set routing-options srlg srlg10 srlg-value 10010 set routing-options srlg srlg11 srlg-value 10011 set routing-options srlg srlg12 srlg-value 10012 set routing-options router-id 172.16.5.5 set protocols rsvp interface all set protocols mpls admin-groups c0 0 set protocols mpls admin-groups c1 1 set protocols mpls admin-groups c2 2 set protocols mpls admin-groups c3 3 set protocols mpls admin-groups c4 4 set protocols mpls admin-groups c5 5 set protocols mpls admin-groups c6 6 set protocols mpls admin-groups c7 7 set protocols mpls admin-groups c8 8 set protocols mpls admin-groups c9 9 set protocols mpls admin-groups c10 10 set protocols mpls admin-groups c11 11 set protocols mpls admin-groups c12 12 set protocols mpls admin-groups c13 13 set protocols mpls admin-groups c14 14 set protocols mpls admin-groups c15 15 set protocols mpls admin-groups c16 16 set protocols mpls admin-groups c17 17 set protocols mpls admin-groups c18 18 set protocols mpls admin-groups c19 19 set protocols mpls admin-groups c20 20 set protocols mpls admin-groups c21 21 set protocols mpls admin-groups c22 22 set protocols mpls admin-groups c23 23 set protocols mpls admin-groups c24 24 set protocols mpls admin-groups c25 25 set protocols mpls admin-groups c26 26 set protocols mpls admin-groups c27 27 set protocols mpls admin-groups c28 28 set protocols mpls admin-groups c29 29 set protocols mpls admin-groups c30 30 set protocols mpls admin-groups c31 31 set protocols mpls interface all set protocols ospf area 0.0.0.0 interface xe-0/2/0.0 metric 51 set protocols ospf area 0.0.0.0 interface ge-0/0/1.0 metric 10 set protocols ospf area 0.0.0.0 interface ge-0/0/5.0 metric 13 set protocols ospf area 0.0.0.0 interface ge-0/1/0.0 metric 10 set protocols ospf3 area 0.0.0.0 interface xe-0/2/0.0 metric 51 set protocols ospf3 area 0.0.0.0 interface ge-0/0/1.0 metric 10 set protocols ospf3 area 0.0.0.0 interface ge-0/0/5.0 metric 13 set protocols ospf3 area 0.0.0.0 interface ge-0/1/0.0 metric 10
Réf. R6
set routing-options srlg srlg1 srlg-value 1001 set routing-options srlg srlg2 srlg-value 1002 set routing-options srlg srlg3 srlg-value 1003 set routing-options srlg srlg4 srlg-value 1004 set routing-options srlg srlg5 srlg-value 1005 set routing-options srlg srlg6 srlg-value 1006 set routing-options srlg srlg7 srlg-value 1007 set routing-options srlg srlg8 srlg-value 1008 set routing-options srlg srlg9 srlg-value 1009 set routing-options srlg srlg10 srlg-value 10010 set routing-options srlg srlg11 srlg-value 10011 set routing-options srlg srlg12 srlg-value 10012 set routing-options router-id 172.16.6.6 set protocols rsvp interface all set protocols mpls admin-groups c0 0 set protocols mpls admin-groups c1 1 set protocols mpls admin-groups c2 2 set protocols mpls admin-groups c3 3 set protocols mpls admin-groups c4 4 set protocols mpls admin-groups c5 5 set protocols mpls admin-groups c6 6 set protocols mpls admin-groups c7 7 set protocols mpls admin-groups c8 8 set protocols mpls admin-groups c9 9 set protocols mpls admin-groups c10 10 set protocols mpls admin-groups c11 11 set protocols mpls admin-groups c12 12 set protocols mpls admin-groups c13 13 set protocols mpls admin-groups c14 14 set protocols mpls admin-groups c15 15 set protocols mpls admin-groups c16 16 set protocols mpls admin-groups c17 17 set protocols mpls admin-groups c18 18 set protocols mpls admin-groups c19 19 set protocols mpls admin-groups c20 20 set protocols mpls admin-groups c21 21 set protocols mpls admin-groups c22 22 set protocols mpls admin-groups c23 23 set protocols mpls admin-groups c24 24 set protocols mpls admin-groups c25 25 set protocols mpls admin-groups c26 26 set protocols mpls admin-groups c27 27 set protocols mpls admin-groups c28 28 set protocols mpls admin-groups c29 29 set protocols mpls admin-groups c30 30 set protocols mpls admin-groups c31 31 set protocols mpls interface all set protocols ospf area 0.0.0.0 interface xe-0/3/0.0 metric 52 set protocols ospf area 0.0.0.0 interface ge-0/0/0.0 metric 12 set protocols ospf area 0.0.0.0 interface ge-0/0/4.0 metric 15 set protocols ospf area 0.0.0.0 interface xe-0/2/0.0 metric 10 set protocols ospf3 area 0.0.0.0 interface xe-0/3/0.0 metric 52 set protocols ospf3 area 0.0.0.0 interface ge-0/0/0.0 metric 12 set protocols ospf3 area 0.0.0.0 interface ge-0/0/4.0 metric 15 set protocols ospf3 area 0.0.0.0 interface xe-0/2/0.0 metric 10
Réf. R7
set routing-options srlg srlg1 srlg-value 1001 set routing-options srlg srlg2 srlg-value 1002 set routing-options srlg srlg3 srlg-value 1003 set routing-options srlg srlg4 srlg-value 1004 set routing-options srlg srlg5 srlg-value 1005 set routing-options srlg srlg6 srlg-value 1006 set routing-options srlg srlg7 srlg-value 1007 set routing-options srlg srlg8 srlg-value 1008 set routing-options srlg srlg9 srlg-value 1009 set routing-options srlg srlg10 srlg-value 10010 set routing-options srlg srlg11 srlg-value 10011 set routing-options srlg srlg12 srlg-value 10012 set routing-options router-id 172.16.7.7 set protocols rsvp interface all set protocols mpls admin-groups c0 0 set protocols mpls admin-groups c1 1 set protocols mpls admin-groups c2 2 set protocols mpls admin-groups c3 3 set protocols mpls admin-groups c4 4 set protocols mpls admin-groups c5 5 set protocols mpls admin-groups c6 6 set protocols mpls admin-groups c7 7 set protocols mpls admin-groups c8 8 set protocols mpls admin-groups c9 9 set protocols mpls admin-groups c10 10 set protocols mpls admin-groups c11 11 set protocols mpls admin-groups c12 12 set protocols mpls admin-groups c13 13 set protocols mpls admin-groups c14 14 set protocols mpls admin-groups c15 15 set protocols mpls admin-groups c16 16 set protocols mpls admin-groups c17 17 set protocols mpls admin-groups c18 18 set protocols mpls admin-groups c19 19 set protocols mpls admin-groups c20 20 set protocols mpls admin-groups c21 21 set protocols mpls admin-groups c22 22 set protocols mpls admin-groups c23 23 set protocols mpls admin-groups c24 24 set protocols mpls admin-groups c25 26 set protocols mpls admin-groups c27 27 set protocols mpls admin-groups c28 28 set protocols mpls admin-groups c29 29 set protocols mpls admin-groups c30 30 set protocols mpls admin-groups c31 31 set protocols mpls interface all set protocols mpls interface xe-0/3/0.0 srlg srlg8 set protocols ospf area 0.0.0.0 interface ge-0/1/5.0 metric 23 set protocols ospf area 0.0.0.0 interface xe-0/3/0.0 metric 10 set protocols ospf area 0.0.0.0 interface ge-1/0/0.0 metric 13 set protocols ospf area 0.0.0.0 interface xe-1/3/0.0 metric 22 set protocols ospf area 0.0.0.0 interface xe-1/2/0.0 metric 10 set protocols ospf3 area 0.0.0.0 interface ge-0/1/5.0 metric 23 set protocols ospf3 area 0.0.0.0 interface xe-0/3/0.0 metric 10 set protocols ospf3 area 0.0.0.0 interface ge-1/0/0.0 metric 13 set protocols ospf3 area 0.0.0.0 interface xe-1/3/0.0 metric 22 set protocols ospf3 area 0.0.0.0 interface xe-1/2/0.0 metric 10
Configuration de l’appareil R3
Procédure étape par étape
L’exemple suivant nécessite que vous naviguiez à différents niveaux dans la hiérarchie de configuration. Pour plus d’informations sur la navigation dans l’interface de ligne de commande, reportez-vous à la section Utilisation de l’éditeur CLI en mode de configuration dans le Guide de l’utilisateur de l’interface de ligne de commande.
Pour configurer l’appareil R3 :
Configurez les interfaces.
[edit interfaces] user@R3# set ge-0/0/5 unit 0 family inet address 172.16.50.2/30 user@R3# set ge-0/0/5 unit 0 family inet6 address 2001:db8:50:1:1::2/64 user@R3# set ge-0/0/5 unit 0 family mpls user@R3# set xe-0/3/1 unit 0 family inet address 172.16.75.1/30 user@R3# set xe-0/3/1 unit 0 family inet6 address 2001:db8:75:1:1::1/64 user@R3# set xe-0/3/1 unit 0 family mpls user@R3# set ge-1/0/0 unit 0 family inet address 172.16.80.1/30 user@R3# set ge-1/0/0 unit 0 family inet6 address 2001:db8:80:1:1::1/64 user@R3# set ge-1/0/0 unit 0 family mpls user@R3# set ge-1/0/5 unit 0 family inet address 172.16.200.1/24 user@R3# set ge-1/0/5 unit 0 family inet6 address 2001:db8:200:1:1::1/64 user@R3# set ge-1/0/6 unit 0 family inet address 172.16.85.1/30 user@R3# set ge-1/0/6 unit 0 family inet6 address 2001:db8:85:1:1::1/64 user@R3# set ge-1/0/6 unit 0 family mpls user@R3# set xe-1/3/0 unit 0 family inet address 172.16.90.1/30 user@R3# set xe-1/3/0 unit 0 family inet6 address 2001:db8:90:1:1::1/64 user@R3# set xe-1/3/0 unit 0 family mpls user@R3# set lo0 unit 0 family inet address 172.16.3.3/32 primary user@R3# set lo0 unit 0 family inet6 address 2001:db8::3:3:3:3/128 primary user@R3# set lo0 unit 0 family mpls
Configurez les valeurs srlg.
[edit routing-options] user@R3# set srlg srlg1 srlg-value 1001 user@R3# set srlg srlg2 srlg-value 1002 user@R3# set srlg srlg3 srlg-value 1003 user@R3# set srlg srlg4 srlg-value 1004 user@R3# set srlg srlg5 srlg-value 1005 user@R3# set srlg srlg6 srlg-value 1006 user@R3# set srlg srlg7 srlg-value 1007 user@R3# set srlg srlg8 srlg-value 1008 user@R3# set srlg srlg9 srlg-value 1009 user@R3# set srlg srlg10 srlg-value 10010 user@R3# set srlg srlg11 srlg-value 10011 user@R3# set srlg srlg12 srlg-value 10012
Configurez l’ID du routeur.
[edit routing-options] user@R3# set router-id 172.16.3.3
Appliquez la stratégie de routage à tous les chemins multiples à coût égal exportés de la table de routage vers la table de transfert.
[edit routing-options] user@R3# set forwarding-table export ecmp
Configurez les attributs de la stratégie de sélection de sauvegarde.
[edit routing-options backup-selection] user@R3# set destination 10.1.1.0/30 interface xe-1/3/0.0 admin-group include-all c2 user@R3# set destination 10.1.1.0/30 interface all admin-group exclude c3 user@R3# set destination 10.1.1.0/30 interface all srlg strict user@R3# set destination 10.1.1.0/30 interface all protection-type node user@R3# set destination 10.1.1.0/30 interface all bandwidth-greater-equal-primary user@R3# set destination 10.1.1.0/30 interface all neighbor preference 172.16.7.7 user@R3# set destination 10.1.1.0/30 interface all root-metric lowest user@R3# set destination 10.1.1.0/30 interface all metric-order root user@R3# set destination 172.16.30.0/30 interface all admin-group exclude c5 user@R3# set destination 172.16.30.0/30 interface all srlg strict user@R3# set destination 172.16.30.0/30 interface all protection-type node user@R3# set destination 172.16.30.0/30 interface all bandwidth-greater-equal-primary user@R3# set destination 172.16.30.0/30 interface all neighbor preference 172.16.7.7 user@R3# set destination 172.16.30.0/30 interface all root-metric lowest user@R3# set destination 172.16.30.0/30 interface all metric-order root user@R3# set destination 192.168.45.0/30 interface all admin-group exclude c5 user@R3# set destination 192.168.45.0/30 interface all srlg strict user@R3# set destination 192.168.45.0/30 interface all protection-type node user@R3# set destination 192.168.45.0/30 interface all bandwidth-greater-equal-primary user@R3# set destination 192.168.45.0/30 interface all neighbor preference 172.16.7.7 user@R3# set destination 192.168.45.0/30 interface all root-metric lowest user@R3# set destination 192.168.45.0/30 interface all metric-order root
Activez RSVP sur toutes les interfaces.
[edit protocols] user@R3# set rsvp interface all
Configurez les groupes d’administration.
[edit protocols mpls] user@R3# set admin-groups c0 0 user@R3# set admin-groups c1 1 user@R3# set admin-groups c2 2 user@R3# set admin-groups c3 3 user@R3# set admin-groups c4 4 user@R3# set admin-groups c5 5 user@R3# set admin-groups c6 6 user@R3# set admin-groups c7 7 user@R3# set admin-groups c8 8 user@R3# set admin-groups c9 9 user@R3# set admin-groups c10 10 user@R3# set admin-groups c11 11 user@R3# set admin-groups c12 12 user@R3# set admin-groups c13 13 user@R3# set admin-groups c14 14 user@R3# set admin-groups c15 15 user@R3# set admin-groups c16 16 user@R3# set admin-groups c17 17 user@R3# set admin-groups c18 18 user@R3# set admin-groups c19 19 user@R3# set admin-groups c20 20 user@R3# set admin-groups c21 21 user@R3# set admin-groups c22 22 user@R3# set admin-groups c23 23 user@R3# set admin-groups c24 24 user@R3# set admin-groups c25 25 user@R3# set admin-groups c26 26 user@R3# set admin-groups c27 27 user@R3# set admin-groups c28 28 user@R3# set admin-groups c29 29 user@R3# set admin-groups c30 30 user@R3# set admin-groups c31 31
Activez MPLS sur toutes les interfaces et configurez le groupe d’administration d’une interface.
[edit protocols mpls] user@R3# set interface all user@R3# set interface ge-0/0/5.0 admin-group c0
Activez la protection des liens et configurez les valeurs de mesure sur toutes les interfaces d’une zone OSPF.
[edit protocols ospf] user@R3# set area 0.0.0.0 interface ge-0/0/5.0 link-protection user@R3# set area 0.0.0.0 interface ge-0/0/5.0 metric 10 user@R3# set area 0.0.0.0 interface xe-0/3/1.0 metric 21 user@R3# set area 0.0.0.0 interface ge-1/0/0.0 metric 13 user@R3# set area 0.0.0.0 interface ge-1/0/6.0 metric 15 user@R3# set area 0.0.0.0 interface xe-1/3/0.0 link-protection user@R3# set area 0.0.0.0 interface xe-1/3/0.0 metric 22
Activez la protection des liens et configurez les valeurs de mesure sur toutes les interfaces d’une zone OSPF3.
[edit protocols ospf3] user@R3# set area 0.0.0.0 interface ge-0/0/5.0 link-protection user@R3# set area 0.0.0.0 interface ge-0/0/5.0 metric 10 user@R3# set area 0.0.0.0 interface xe-0/3/1.0 metric 21 user@R3# set area 0.0.0.0 interface ge-1/0/0.0 metric 13 user@R3# set area 0.0.0.0 interface ge-1/0/6.0 metric 15 user@R3# set area 0.0.0.0 interface xe-1/3/0.0 link-protection user@R3# set area 0.0.0.0 interface xe-1/3/0.0 metric 22
Configurez la stratégie de routage.
[edit policy-options] user@R3# set policy-statement ecmp term 1 then load-balance per-packet
Résultats
À partir du mode de configuration, confirmez votre configuration en saisissant les commandes show interfaces
, show protocols
, show policy-options
et show routing-options
. Si la sortie n’affiche pas la configuration prévue, répétez les instructions de cet exemple pour corriger la configuration.
user@R3# show interfaces ge-0/0/5 { unit 0 { family inet { address 192.168.50.2/30; } family inet6 { address 2001:db8:50:1:1::2/64; } family mpls; } } xe-0/3/1 { unit 0 { family inet { address 192.168.75.1/30; } family inet6 { address 2001:db8:75:1:1::1/64; } family mpls; } } ge-1/0/0 { unit 0 { family inet { address 192.168.80.1/30; } family inet6 { address 2001:db8:80:1:1::1/64; } family mpls; } } ge-1/0/5 { unit 0 { family inet { address 172.16.200.1/24; } family inet6 { address 2001:db8:200:1:1::1/64; } } } ge-1/0/6 { unit 0 { family inet { address 192.168.85.1/30; } family inet6 { address 2001:db8:85:1:1::1/64; } family mpls; } } xe-1/3/0 { unit 0 { family inet { address 192.168.90.1/30; } family inet6 { address 2001:db8:90:1:1::1/64; } family mpls; } } lo0 { unit 0 { family inet { address 172.16.3.3/32 { primary; } } family inet6 { address 2001:db8:3:3:3:3/128 { primary; } } family mpls; } }
user@R3# show protocols rsvp { interface all; } mpls { admin-groups { c0 0; c1 1; c2 2; c3 3; c4 4; c5 5; c6 6; c7 7; c8 8; c9 9; c10 10; c11 11; c12 12; c13 13; c14 14; c15 15; c16 16; c17 17; c18 18; c19 19; c20 20; c21 21; c22 22; c23 23; c24 24; c25 25; c26 26; c27 27; c28 28; c29 29; c30 30; c31 31; } interface all; interface ge-0/0/5.0 { admin-group c0; } } ospf { area 0.0.0.0 { interface ge-0/0/5.0 { link-protection; metric 10; } interface xe-0/3/1.0 { metric 21; } interface ge-1/0/0.0 { metric 13; } interface ge-1/0/6.0 { metric 15; } interface xe-1/3/0.0 { link-protection; metric 22; } } } ospf3 { area 0.0.0.0 { interface ge-0/0/5.0 { link-protection; metric 10; } interface xe-0/3/1.0 { metric 21; } interface ge-1/0/0.0 { metric 13; } interface ge-1/0/6.0 { metric 15; } interface xe-1/3/0.0 { link-protection; metric 22; } } }
user@R3# show routing-options srlg { srlg1 srlg-value 1001; srlg2 srlg-value 1002; srlg3 srlg-value 1003; srlg4 srlg-value 1004; srlg5 srlg-value 1005; srlg6 srlg-value 1006; srlg7 srlg-value 1007; srlg8 srlg-value 1008; srlg9 srlg-value 1009; srlg10 srlg-value 10010; srlg11 srlg-value 10011; srlg12 srlg-value 10012; } router-id 172.16.3.3; forwarding-table { export ecmp; } backup-selection { destination 10.1.1.0/30 { interface xe-1/3/0.0 { admin-group { include-all c2; } } interface all { admin-group { exclude c3; } srlg strict; protection-type node; bandwidth-greater-equal-primary; node { preference 172.16.7.7; } root-metric lowest; metric-order root; } } destination 172.16.30.0/30 { interface all { admin-group { exclude c5; } srlg strict; protection-type node; bandwidth-greater-equal-primary; node { preference 172.16.7.7; } root-metric lowest; metric-order root; } } destination 192.168.45.0/30 { interface all { admin-group { exclude c5; } srlg strict; protection-type node; bandwidth-greater-equal-primary; node { preference 172.16.7.7; } root-metric lowest; metric-order root; } } }
Si vous avez terminé de configurer l’appareil, passez commit
en mode de configuration.
Vérification
Vérifiez que la configuration fonctionne correctement.
- Vérification des itinéraires
- Vérification de la route OSPF
- Vérification de la route OSPF3
- Vérification de la stratégie de sélection de sauvegarde pour l’appareil R3
Vérification des itinéraires
But
Vérifiez que les itinéraires attendus sont appris.
Action
En mode opérationnel, exécutez la commande de la show route
table de routage.
user@R3> show route
inet.0: 48 destinations, 48 routes (48 active, 0 holddown, 0 hidden)
+ = Active Route, - = Last Active, * = Both
172.16.3.3/32 *[Direct/0] 02:22:27
> via lo0.0
10.4.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.5.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.6.128.0/17 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.9.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.10.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.13.4.0/23 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.13.10.0/23 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.82.0.0/15 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.84.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.85.12.0/22 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.92.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.92.16.0/20 *[Direct/0] 02:22:57
> via fxp0.0
10.92.24.195/32 *[Local/0] 02:22:57
Local via fxp0.0
10.94.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.99.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.102.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.150.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.155.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.157.64.0/19 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.160.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.204.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.205.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.206.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.207.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.209.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.212.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.213.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.214.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.215.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.216.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.218.13.0/24 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.218.14.0/24 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.218.16.0/20 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.218.32.0/20 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
10.227.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
172.16.50.0/30 *[Direct/0] 02:19:55
> via ge-0/0/5.0
172.16.50.2/32 *[Local/0] 02:19:58
Local via ge-0/0/5.0
172.16.75.0/30 *[Direct/0] 02:19:55
> via xe-0/3/1.0
172.16.75.1/32 *[Local/0] 02:19:57
Local via xe-0/3/1.0
172.16.24.195/32 *[Direct/0] 02:22:57
> via lo0.0
172.16.0.0/12 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
192.168.0.0/16 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
192.168.102.0/23 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
192.168.136.0/24 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
192.168.136.192/32 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
192.168.137.0/24 *[Static/5] 02:22:57
> to 10.92.31.254 via fxp0.0
192.168.233.5/32 *[OSPF/10] 00:16:55, metric 1
MultiRecv
iso.0: 1 destinations, 1 routes (1 active, 0 holddown, 0 hidden)
+ = Active Route, - = Last Active, * = Both
47.0005.80ff.f800.0000.0108.0001.1280.9202.4195/152
*[Direct/0] 02:22:57
> via lo0.0
mpls.0: 4 destinations, 4 routes (4 active, 0 holddown, 0 hidden)
+ = Active Route, - = Last Active, * = Both
0 *[MPLS/0] 00:16:55, metric 1
Receive
1 *[MPLS/0] 00:16:55, metric 1
Receive
2 *[MPLS/0] 00:16:55, metric 1
Receive
13 *[MPLS/0] 00:16:55, metric 1
Receive
inet6.0: 10 destinations, 11 routes (10 active, 0 holddown, 0 hidden)
+ = Active Route, - = Last Active, * = Both
2001:db8:50:1:1::/64 *[Direct/0] 02:19:44
> via ge-0/0/5.0
2001:db8:50:1:1::2/128 *[Local/0] 02:19:58
Local via ge-0/0/5.0
2001:db8:75:1:1::/64 *[Direct/0] 02:19:44
> via xe-0/3/1.0
2001:db8:75:1:1::1/128 *[Local/0] 02:19:57
Local via xe-0/3/1.0
2001:db8::3:3:3:3/128 *[Direct/0] 02:22:27
> via lo0.0
2001:db8::128:92:24:195/128
*[Direct/0] 02:22:57
> via lo0.0
fe80::/64 *[Direct/0] 02:19:44
> via ge-0/0/5.0
[Direct/0] 02:19:43
> via xe-0/3/1.0
fe80::205:86ff:fe00:ed05/128
*[Local/0] 02:19:58
Local via ge-0/0/5.0
fe80::205:86ff:fe00:ed3d/128
*[Local/0] 02:19:57
Local via xe-0/3/1.0
fe80::5668:a50f:fcc1:3ca2/128
*[Direct/0] 02:22:57
> via lo0.0
Sens
La sortie affiche tous les itinéraires de l’appareil R3.
Vérification de la route OSPF
But
Vérifiez la table de routage d’OSPF.
Action
À partir du mode opérationnel, exécutez la commande pour l’appareil show ospf route detail
R3.
user@R3> show ospf route detail
Topology default Route Table:
Prefix Path Route NH Metric NextHop Nexthop
Type Type Type Interface Address/LSP
172.16.50.0/30 Intra Network IP 10 ge-0/0/5.0
area 0.0.0.0, origin 172.16.3.3, priority low
172.16.75.0/30 Intra Network IP 21 xe-0/3/1.0
area 0.0.0.0, origin 172.16.3.3, priority low
Sens
La sortie affiche la table de routage des routeurs OSPF.
Vérification de la route OSPF3
But
Vérifiez la table de routage d’OSPF3.
Action
À partir du mode opérationnel, exécutez la commande pour l’appareil show ospf3 route detail
R3.
user@R3> show ospf3 route detail
Prefix Path Route NH Metric
Type Type Type
2001:db8:50:1:1::/64 Intra Network IP 10
NH-interface ge-0/0/5.0
Area 0.0.0.0, Origin 172.16.3.3, Priority low
2001:db8:75:1:1::/64 Intra Network IP 21
NH-interface xe-0/3/1.0
Area 0.0.0.0, Origin 172.16.3.3, Priority low
Sens
La sortie affiche la table de routage des routeurs OSPF3.
Vérification de la stratégie de sélection de sauvegarde pour l’appareil R3
But
Vérifiez la stratégie de sélection de sauvegarde pour l’appareil R3.
Action
À partir du mode opérationnel, exécutez la commande pour l’appareil show backup-selection
R3.
user@R3> show backup-selection
Prefix: 10.1.1.0/30
Interface: all
Admin-group exclude: c3
Neighbor preference: 172.16.7.7
Protection Type: Node, Downstream Paths Only: Disabled, SRLG: Strict, B/w >= Primary: Enabled, Root-metric: lowest, Dest-metric: lowest
Metric Evaluation Order: Root-metric, Dest-metric
Policy Evaluation Order: Admin-group, SRLG, Bandwidth, Protection, node, Metric
Interface: xe-1/3/0.0
Admin-group include-all: c2
Protection Type: Link, Downstream Paths Only: Disabled, SRLG: Loose, B/w >= Primary: Disabled, Root-metric: lowest, Dest-metric: lowest
Metric Evaluation Order: Dest-metric, Root-metric
Policy Evaluation Order: Admin-group, SRLG, Bandwidth, Protection, node, Metric Prefix: 172.16.30.0/30
Interface: all
Admin-group exclude: c5
Neighbor preference: 172.16.7.7
Protection Type: Node, Downstream Paths Only: Disabled, SRLG: Strict, B/w >= Primary: Enabled, Root-metric: lowest, Dest-metric: lowest
Metric Evaluation Order: Root-metric, Dest-metric
Policy Evaluation Order: Admin-group, SRLG, Bandwidth, Protection, node, Metric
Prefix: 172.16.45.0/30
Interface: all
Admin-group exclude: c5
Neighbor preference: 172.16.7.7
Protection Type: Node, Downstream Paths Only: Disabled, SRLG: Strict, B/w >= Primary: Enabled, Root-metric: lowest, Dest-metric: lowest
Metric Evaluation Order: Root-metric, Dest-metric
Policy Evaluation Order: Admin-group, SRLG, Bandwidth, Protection, node, Metric
Sens
La sortie affiche les stratégies configurées par préfixe et par interface next-hop principale.