Purpose
The configurations in this topic are for the six routers in the example network illustrated in Figure 12.
Action
To display a router configuration, use the following JUNOS CLI operational mode command:
Sample Output 1
The following sample output is for edge router R6:
user@R6> show configuration | no-more
interfaces {
fe-0/1/2 { #Interface connected to R1
unit 0 {
family inet {
address 10.0.16.14/30;
}
family mpls; #MPLS enabled on relevant interfaces
}
}
fe-1/3/0 {
unit 0 {
family inet {
address 10.10.12.1/24;
}
}
}
fxp0 {
unit 0 {
family inet {
address 192.168.70.148/21;
}
}
}
lo0 {
unit 0 {
family inet {
address 192.168.6.1/32;
}
}
}
}
routing-options {
static {
[...Output truncated...]
}
router-id 192.168.6.1; #Manually configured RID
autonomous-system 65432; #Full mesh IBGP
}
protocols {
rsvp {
interface fe-0/1/2.0;
interface fxp0.0 {
disable;
}
}
mpls {
interface fe-0/1/2.0;
interface fxp0.0 {
disable;
}
}
bgp {
group internal {
type internal;
local-address 192.168.6.1;
neighbor 192.168.1.1;
neighbor 192.168.2.1;
neighbor 192.168.4.1;
neighbor 192.168.9.1;
neighbor 192.168.0.1;
}
}
ospf { #IGP enabled
traffic-engineering;
area 0.0.0.0 {
interface fe-0/1/2.0;
interface fe-1/3/0.0;
interface lo0.0 {
passive; #Ensures protocols do not run over this interface
}
}
}
}
Sample Output 2
The following sample output is for ingress router R1:
user@R1> show configuration | no-more
interfaces {
fe-0/1/0 { #Connected to R2
unit 0 {
family inet {
address 10.0.12.13/30;
}
family mpls; #MPLS enabled on relevant interfaces
}
}
fe-0/1/2 { #Connected to R6
unit 0 {
family inet {
address 10.0.16.13/30;
}
family mpls;
}
}
fxp0 {
unit 0 {
family inet {
address 192.168.70.143/21;
}
}
}
lo0 {
unit 0 {
family inet {
address 192.168.1.1/32;
}
}
}
}
forwarding-options {
hash-key {
family inet { INET/port data
layer-3;
layer-4;
}
}
}
routing-options {
static {
[...Output truncated...
}
route 100.100.1.0/24 reject; #Static route for send-statics policy
}
router-id 192.168.1.1; #Manually configured RID
autonomous-system 65432; #Full mesh IBGP
forwarding-table {
export lbpp; #Routes exported to forwarding table
}
}
protocols {
rsvp {
interface fe-0/1/0.0;
interface fe-0/1/2.0;
interface fxp0.0 {
disable;
}
}
mpls {
label-switched-path lsp1 { #First LSP
to 192.168.0.1; # Destination of the LSP
install 10.0.90.14/32 active; # The prefix is installed in the
primary via-r4; # inet.0 routing table
}
label-switched-path lsp2 {
to 192.168.0.1;
install 10.0.90.14/32 active;
primary via-r2;
}
label-switched-path lsp3 {
to 192.168.0.1;
install 10.0.90.14/32 active;
primary via-r2;
}
label-switched-path lsp4 {
to 192.168.0.1;
install 10.0.90.14/32 active;
primary via-r4;
}
path via-r2 { #Primary path to spread traffic across interfaces
10.0.29.2 loose;
}
path via-r4 {
10.0.24.2 loose;
}
interface fe-0/1/0.0;
interface fe-0/1/2.0;
interface fxp0.0 {
disable;
}
}
bgp {
export send-statics; #Allows advertising of a new route
group internal {
type internal;
local-address 192.168.1.1;
neighbor 192.168.2.1;
neighbor 192.168.4.1;
neighbor 192.168.9.1;
neighbor 192.168.6.1;
neighbor 192.168.0.1;
}
}
ospf { #IGP enabled
traffic-engineering;
area 0.0.0.0 {
interface fe-0/1/0.0;
interface fe-0/1/2.0;
interface lo0.0 {
passive;
}
}
}
}
policy-options {
policy-statement lbpp { #Load balancing policy
then {
load-balance per-packet;
}
}
policy-statement send-statics { #Static route policy
term statics {
from {
route-filter 100.100.1.0/24 exact;
}
then accept;
}
}
}
Sample Output 3
The following sample output is for transit router R2:
user@R2> show configuration | no-more
interfaces {
so-0/0/1 { #Connected to R4
unit 0 {
bandwidth 100m; #Bandwidth to ensure equal-cost paths
family inet {
address 10.0.24.1/30;
}
family mpls; #MPLS enabled on relevant interfaces
}
}
so-0/0/2 { #Connected to R9
unit 0 {
bandwidth 50m; #Bandwidth to ensure equal-cost paths
family inet {
address 10.0.29.1/30;
}
family mpls;
}
}
fe-0/1/0 { Connected to R1
unit 0 {
family inet {
address 10.0.12.14/30;
}
family mpls;
}
}
fxp0 {
unit 0 {
family inet {
address 192.168.70.144/21;
}
}
}
lo0 {
unit 0 {
family inet {
address 192.168.2.1/32;
}
}
}
}
forwarding-options {
hash-key {
family mpls { #MPLS labels configuration
label-1;
label-2;
payload {
ip;
}
}
}
}
routing-options {
static {
[...Output truncated...]
}
router-id 192.168.2.1;
autonomous-system 65432;
forwarding-table {
export lbpp; #Routes exported into forwarding table
}
}
protocols {
rsvp {
interface so-0/0/1.0;
interface fe-0/1/0.0;
interface so-0/0/2.0;
interface fxp0.0 {
disable;
}
}
mpls {
interface fe-0/1/0.0;
interface so-0/0/1.0;
interface so-0/0/2.0;
interface fxp0.0 {
disable;
}
}
bgp {
group internal {
type internal;
local-address 192.168.2.1;
neighbor 192.168.1.1;
neighbor 192.168.4.1;
neighbor 192.168.9.1;
neighbor 192.168.6.1;
neighbor 192.168.0.1;
}
}
ospf {
traffic-engineering;
area 0.0.0.0 {
interface fe-0/1/0.0;
interface so-0/0/1.0;
interface so-0/0/2.0;
interface lo0.0 {
passive;
}
}
}
}
policy-options {
policy-statement lbpp { #Load balancing policy exported in forwarding table
then {
load-balance per-packet;
}
}
}
Sample Output 4
The following sample output is for transit router R4:
user@R4> show configuration | no-more
interfaces {
so-0/0/1 {
unit 0 {
family inet {
address 10.0.24.2/30;
}
family mpls;
}
}
so-0/0/3 {
unit 0 {
family inet {
address 10.0.49.1/30;
}
family mpls;
}
}
fxp0 {
unit 0 {
family inet {
address 192.168.70.146/21;
}
}
}
lo0 {
unit 0 {
family inet {
address 192.168.4.1/32;
}
}
}
}
routing-options {
static {
[...Output truncated...]
}
router-id 192.168.4.1;
autonomous-system 65432;
}
protocols {
rsvp {
interface so-0/0/1.0;
interface so-0/0/3.0;
interface fxp0.0 {
disable;
}
}
mpls {
interface so-0/0/1.0;
interface so-0/0/3.0;
interface fxp0.0 {
disable;
}
}
bgp {
group internal {
type internal;
local-address 192.168.4.1;
neighbor 192.168.1.1;
neighbor 192.168.2.1;
neighbor 192.168.9.1;
neighbor 192.168.6.1;
neighbor 192.168.0.1;
}
}
ospf {
traffic-engineering;
area 0.0.0.0 {
interface so-0/0/1.0;
interface so-0/0/3.0;
interface lo0.0 {
passive;
}
}
}
}
Sample Output 5
The following sample output is for transit router R9:
user@R9> show configuration | no-more
interfaces {
so-0/0/2 {
unit 0 {
family inet {
address 10.0.29.2/30;
}
family mpls;
}
}
so-0/0/3 {
unit 0 {
family inet {
address 10.0.49.2/30;
}
family mpls;
}
}
fe-0/1/0 {
unit 0 {
family inet {
address 10.0.90.13/30;
}
family mpls;
}
}
fxp0 {
unit 0 {
family inet {
address 192.168.69.206/21;
}
}
}
lo0 {
unit 0 {
family inet {
address 192.168.9.1/32;
}
}
}
}
routing-options {
static {
[...Output truncated...]
}
router-id 192.168.9.1;
autonomous-system 65432;
}
protocols {
rsvp {
interface so-0/0/2.0;
interface so-0/0/3.0;
interface fe-0/1/0.0;
interface fxp0.0 {
disable;
}
}
mpls {
interface so-0/0/2.0;
interface so-0/0/3.0;
interface fe-0/1/0.0;
interface fxp0.0 {
disable;
}
}
bgp {
group internal {
type internal;
local-address 192.168.9.1;
neighbor 192.168.1.1;
neighbor 192.168.2.1;
neighbor 192.168.4.1;
neighbor 192.168.0.1;
neighbor 192.168.6.1;
}
}
ospf {
traffic-engineering;
area 0.0.0.0 {
interface so-0/0/2.0;
interface so-0/0/3.0;
interface fe-0/1/0.0;
interface lo0.0 {
passive;
}
}
}
}
Sample Output 6
The following sample output is for egress router R0:
user@R0> show configuration | no-more
interfaces {
so-0/0/2 {
unit 0 {
family inet {
address 10.0.29.2/30;
}
family mpls;
}
}
so-0/0/3 {
unit 0 {
family inet {
address 10.0.49.2/30;
}
family mpls;
}
}
fe-0/1/0 {
unit 0 {
family inet {
address 10.0.90.13/30;
}
family mpls;
}
}
fxp0 {
unit 0 {
family inet {
address 192.168.69.206/21;
}
}
}
lo0 {
unit 0 {
family inet {
address 192.168.9.1/32;
}
}
}
}
routing-options {
static {
[...Output truncated...]
}
router-id 192.168.9.1;
autonomous-system 65432;
}
protocols {
rsvp {
interface so-0/0/2.0;
interface so-0/0/3.0;
interface fe-0/1/0.0;
interface fxp0.0 {
disable;
}
}
mpls {
interface so-0/0/2.0;
interface so-0/0/3.0;
interface fe-0/1/0.0;
interface fxp0.0 {
disable;
}
}
bgp {
group internal {
type internal;
local-address 192.168.9.1;
neighbor 192.168.1.1;
neighbor 192.168.2.1;
neighbor 192.168.4.1;
neighbor 192.168.0.1;
neighbor 192.168.6.1;
}
}
ospf {
traffic-engineering;
area 0.0.0.0 {
interface so-0/0/2.0;
interface so-0/0/3.0;
interface fe-0/1/0.0;
interface lo0.0 {
passive;
}
}
}
}
