Contents
Index

- JunosE 11.2.x IP, IPv6, and IGP Configuration Guide
  - Copyright and Trademark Information
  - Table of Contents
  - List of Figures
  - List of Tables
  - About the Documentation
    - E Series and JunosE Documentation and Release Notes
    - Audience
    - E Series and JunosE Text and Syntax Conventions
    - Obtaining Documentation
    - Documentation Feedback
    - Requesting Technical Support
  - Internet Protocol
    - Configuring IP
      - Overview
        - IP Packets
        - IP Functions
          - Moving Data Between Layers
          - Routing Datagrams to Remote Hosts
          - Fragmenting and Reassembling Datagrams
        - IP Layering
          - Network Interface Layer
          - Internet Layer
          - Transport Layer
          - Application Layer
      - Platform Considerations
      - References
      - IP Features
      - IP Addressing
        - Physical and Logical Addresses
        - Internet Addresses
        - Subnetwork Mask Format Options
        - Subnet Addressing
        - Classless Addressing with CIDR
        - Adding and Deleting Addresses
          - Adding a Primary Address
          - Deleting a Primary Address
          - Adding a Secondary (Multinet) Address
          - Deleting a Secondary Address
          - ip address Command
      - Indirect Next-Hop Support
      - Before You Configure IP
      - Creating a Profile
        - Assigning a Profile
      - Address Resolution Protocol
        - How ARP Works
        - MAC Address Validation
      - Broadcast Addressing
        - Broadcast Tasks
      - Fragmentation
      - IP Routing
        - Routing Information Tables
        - Setting the Administrative Distance for a Route
        - Setting the Metric for a Route
        - Routing Operations
        - Identifying a Router Within an Autonomous System
        - Establishing a Static Route
        - Configuring Static Routes with Indirect Next Hops
        - Verifying Next Hops for Static Routes
          - How BFD Next-Hop Verification Works
          - BFD Next Hop Verification Configuration Example
          - How RTR Next-Hop Verification Works
          - RTR Configuration Example
          - Configuring RTR Next-Hop Verification
        - Setting Up Default Routes
        - Setting Up an Unnumbered Interface
        - Adding a Host Route to a Peer on a PPP Interface
        - Enabling Source Address Validation
        - Enabling Source Address Validation Traps
        - Defining TCP Maximum Segment Size
        - Setting MSS for TCP Connections
        - Configuring IP Path MTU Discovery
          - Enabling PMTU Discovery
          - Limiting PMTU
          - Specifying Black Hole Thresholds
        - Shutting Down an IP Interface
        - Removing the IP Configuration
        - Clearing IP Routes
        - Clearing IP Interfaces
        - Setting a Baseline
        - Disabling Forwarding of Packets
        - Enabling Forwarding of Source-Routed Packets
        - Forcing an Interface to Appear Up
        - Specifying a Debounce Time
        - Adding a Description
        - Enabling Link Status Traps
        - Configuring the Speed
        - Configuring Equal-Cost Multipath Load Sharing
          - Defining Maximum Paths
          - Round-Robin Mode
          - Fast Reroute Protection
        - Setting a TTL Value
        - Protecting Against TCP RST or SYN DoS Attacks
        - Preventing TCP PAWS Timestamp DoS Attacks
        - Protecting Against TCP Out of Order DoS Attacks
          - Limiting Buffers per Router
          - Limiting Buffers per Virtual Router
          - Limiting Buffers per Connection
        - Distributing Routing Table Updates to Line Modules
        - IP Tunnel Routing Table
      - Shared IP Interfaces
        - Configuring Shared IP Interfaces
        - Moving IP Interfaces
        - IP Shared Interface Statistics
        - Subscriber Interfaces
      - Internet Control Message Protocol
        - ICMP Tasks
        - Specifying a Source Address for ICMP Messages
      - Reachability Commands
      - Response Time Reporter
        - Configuration Tasks
        - Configuring the Probe Type
        - Configuring Optional Characteristics
          - Capturing Statistics
          - Collecting History
          - Setting the Receiving Interface
        - Setting Reaction Conditions
        - Scheduling the Probe
        - Shutting Down the Probe
        - Monitoring RTR
      - Monitoring IP
        - System Event Logs
        - Establishing a Baseline
        - IP show Commands
    - Configuring IPv6
      - IPv6 Overview
        - IPv6 Packet Headers
          - IPv4 and IPv6 Header Differences
          - Standard IPv6 Headers
          - Extension Headers
        - IPv6 Addressing
          - Address Representation
            - IPv6 Address Compression
            - IPv6 Address Prefix
          - Address Types
          - Address Scope
          - Address Structure
          - ICMP Support
        - IPv6 Tunnel Routing Table
        - Indirect Next Hop Support
      - Platform Considerations
      - References
      - Before You Configure IPv6
      - Configuring an IPv6 License
      - Creating an IPv6 Profile
      - Assigning a Profile
      - Enabling Source Address Validation
      - Establishing a Static Route
      - Specifying an IPv6 Hop Count Limit
      - Managing IPv6 Interfaces
      - Configuring Shared IPv6 Interfaces
      - Adding a Description
      - IPv6 TCP Configuration
        - Setting MSS for TCP Connections
        - Configuring Path MTU Discovery
          - Enabling PMTU Discovery
          - Limiting PMTU
          - Specifying Black Hole Thresholds
        - Protecting Against TCP RST or SYN DoS Attacks
        - Preventing TCP PAWS Timestamp DoS Attacks
        - Protecting Against TCP Out of Order DoS Attacks
          - Limiting Buffers per Router
          - Limiting Buffers per Virtual Router
          - Limiting Buffers per Connection
      - Configuring Equal-Cost Multipath Load Sharing
        - Hashed Mode
          - Defining Maximum Paths
        - Fast Reroute Protection
      - Removing an IPv6 Configuration
      - Clearing IPv6 Routes
      - Creating Static IPv6 Neighbors
      - Clearing Dynamic IPv6 Neighbors
      - Monitoring IPv6
        - System Event Logs
        - Establishing a Baseline
        - IPv6 show Commands
    - Configuring Neighbor Discovery
      - Overview
      - Platform Considerations
      - References
      - Before You Configure Neighbor Discovery
      - Configuring Neighbor Discovery
        - Using IPv6 Profiles and RADIUS to Configure Neighbor Discovery Route Advertisements
          - IPv6 Profile-Based Configuration
          - RADIUS-Based Configuration
      - Configuring Proxy Neighbor Advertisements
      - Configuring Duplicate Address Detection Attempts
      - Monitoring Neighbor Discovery
  - Internet Protocol Routing
    - Configuring RIP
      - Overview
        - RIP Metric
        - RIP Messages
      - Platform Considerations
      - References
      - Features
        - Route Tags
        - Authentication
        - Subnet Masks
        - Next Hop
        - Multicasting
        - Route Summaries
        - Split Horizon
        - Equal-Cost Multipath
        - Applying Route Maps
      - Before You Run RIP
      - Configuration Tasks
        - Relationship Between address and network Commands
      - Enabling RIP on Dynamic IP Interfaces
      - Clearing Dynamic RIP Interfaces
      - Using RIP Routes for Multicast RPF Checks
      - Configuring the BFD Protocol for RIP
      - Remote Neighbors
      - Monitoring RIP
        - debug Commands
        - show Commands
    - Configuring OSPF
      - Overview
        - OSPF Terms
      - Platform Considerations
      - References
      - Features
        - Intra-area, Interarea, and External Routes
          - Routing Priority
        - Virtual Links
        - Authentication
        - Opaque LSAs
        - Route Leakage
        - Equal-Cost Multipath
        - OSPF MIB
        - Interacting with Other Routing Protocols
        - Implementing OSPF for IPv6
          - Understanding the OSPFv3 Difference
          - Supported LSA Types
          - Unsupported OSPF Components
      - OSPF Configuration Tasks
      - Starting OSPF
        - Enabling OSPFv2
        - Enabling OSPFv3
        - Creating a Range of OSPF Interfaces
        - Creating a Single OSPFv2 Interface
        - Specifying an OSPF Router ID
      - Aggregating OSPF Networks
      - Configuring OSPF Interfaces
        - address Commands
        - ip ospf and ipv6 ospf Commands
        - Comparison Example
        - Precedence of Commands
      - Configuring OSPF Areas
      - Optimizing the Cost to Reach a Range of OSPF Routers Within an Area
      - Configuring Authentication
        - Authentication Requirements
      - Configuring the BFD Protocol for OSPF
      - Configuring Additional Parameters
        - Methods for Calculating OSPF Interface Cost
        - Default Metrics
      - Configuring OSPF for NBMA Networks
      - Traffic Engineering
        - Configuring OSPF for Traffic Engineering
      - Using OSPF Routes for Multicast RPF Checks
      - OSPF and BGP/MPLS VPNs
      - Remote Neighbors
        - Remote Neighbors and Sham Links
      - Configuring OSPF Graceful Restart
      - Disabling and Reenabling Incremental SPF
      - Configuring OSPF Traps
      - Neighbor Uptime Tracking
      - Monitoring OSPF
        - debug Commands
        - show Commands
    - Configuring IS-IS
      - Overview
        - IS-IS Terms
        - ISO Network Layer Addresses
          - Level 1 Routing
          - Level 2 Routing
        - Dynamic Hostname Resolution
        - Authentication
          - Simple Authentication
          - HMAC MD5 Authentication
          - MD5 Authentication Example
          - Specifying MD5 Start and Stop Timing
            - Example
          - Halting MD5 Authentication
          - Managing and Replacing MD5 Keys
          - Enabling and Disabling Authentication of CSNPs and PSNPs
        - Extensions for Traffic Engineering
        - Integrated IS-IS
        - Equal-Cost Multipath
        - Static PPP Interfaces
        - Route Tags
          - Route Tag Applications
          - Route Tag Structure
          - Setting Route Tags
          - Using Route Tags
          - Unsupported Features
        - Table Maps
        - Graceful Restart
          - Features
          - How Graceful Restart Works
        - IS-IS for IPv6
      - Platform Considerations
      - References
      - Features
      - Before You Run IS-IS
      - Configuration Tasks
      - Enabling IS-IS for IP Routing
        - Summary Example
      - Enabling and Configuring IS-IS for IPv6 Routing
        - Summary Example
      - Configuring IS-IS Interface-Specific Parameters
        - Configuring Authentication
        - Configuring Link-State Metrics
        - Configuring a Reference Bandwidth to Set a Default Metric
        - Setting the CSNP Interval
        - Configuring Hello Packet Parameters
        - Padding IS-IS Hello Packets
        - Configuring LSP Parameters
        - Setting the Designated Router Priority
        - Configuring Passive Interfaces
        - Configuring Adjacency
        - Configuring Route Tags for IS-IS Interfaces
        - Configuring Point-to-Point-over-LAN Circuits
        - Summary Example
      - Configuring Global IS-IS Parameters
        - Setting Authentication Passwords
        - Configuring Authentication of CSNPs and PSNPs
        - Configuring Redistribution
        - Redistributing Routes Between Levels
        - Controlling Granularity of Routing Information
        - Configuring a Global Default Metric
        - Configuring Metric Type
        - Setting the Administrative Distance
        - Configuring Default Routes
        - Setting Router Type
        - Summarizing Routes
        - Avoiding Transient Black Holes
          - Waiting for BGP Convergence
          - Example Topology
          - Suppression for IS-IS Graceful Restart
          - Configuration
        - Ignoring LSP Errors
        - Logging Adjacency State Changes
        - Configuring LSP Parameters
        - Specifying the SPF Interval
        - Defining the SPF Route Calculation Level
        - Setting CLNS Parameters
        - Setting the Maximum Parallel Routes
        - Configuring a Virtual Multiaccess Network
        - Configuring Table Maps
        - Configuring Graceful Restart
        - Summary Example
      - Configuring IS-IS for MPLS
      - Using IS-IS Routes for Multicast RPF Checks
      - Configuring the BFD Protocol for IS-IS
      - Disabling the IS-IS Protocol
      - Monitoring IS-IS
        - System Event Logs
        - Monitoring IS-IS Parameters
        - Displaying CLNS
  - Index
    - Index

A B C D E F G H I L M N O P R S T U V

A

> ABRs (area border routers), OSPF
>   configuring area range 1
>   defined 1
> access lists, IP
>   monitoring 1
> access-list command
>   IS-IS 1
>   OSPF 1
> address commands, OSPF
>   address area 1
>   address authentication key 1
>   address authentication message-digest 1
>   address authentication-none 1
>   address cost 1
>   address dead-interval 1
>   address hello-interval 1
>   address message-digest-key 1
>   address network 1
>   address passive-interface 1
>   address priority 1
>   address retransmit-interval 1
>   address transmit-delay 1
> address commands, RIP
>   address 1
>   address authentication key 1
>   address authentication mode 1
>   address receive version 1
>   address send version 1
> address ranges
>   IS-IS 1
> Address Resolution Protocol. See ARP
> address-family command 1
> adjacencies, clearing IS-IS 1
> adjacency levels, IS-IS 1
>   displaying information on 1
>   logging changes between 1
> adjacency, OPSF 1
> administrative distance
>   IS-IS 1
>   OSPF 1
>   RIP 1
> aggregate addresses
>   IS-IS 1
>   OSPF routing 1, 2
> area border routers. See ABRs, OSPF
> area commands
>   area 1
>   area default-cost 1
>   area nssa 1
>   area range 1
>   area stub 1
> area IDs (OSPF packets) 1
> area virtual-link commands
>   area virtual-link 1
>   area virtual-link authentication message-digest 1
>   area virtual-link authentication-key 1
>   area virtual-link authentication-none 1
>   area virtual-link dead-interval 1
>   area virtual-link hello-interval 1
>   area virtual-link message-digest-key md5 1
>   area virtual-link retransmit-interval 1
>   area virtual-link transmit-delay 1
> area-authentication command 1
> area-authentication-key command 1
> area-message-digest-key command 1, 2
> areas, IS-IS 1
> areas, OSPF 1
>   configuring 1, 2
>   defining 1, 2
>   stub areas 1, 2
> ARP (Address Resolution Protocol)
>   ARP protocol 1
>   hosts 1
>   physical and logical addresses 1
> arp commands 1, See also show arp command
>   arp 1
>   arp timeout 1
> AS (autonomous system) 1
> AS boundary router
>   default route and 1
>   OSPF 1
> authentication
>   configuring, OSPF 1
>   IS-IS HMAC MD5 1, 2
>   IS-IS key commands 1
>   IS-IS MD5 packet timing 1
>   IS-IS MD5 start and stop timing 1
>   IS-IS, halting 1
>   managing and replacing IS-IS keys 1
>   OSPF 1
>   OSPF modes 1
>   RIP 1
>   type 1
> authentication commands
>   authentication key 1
>   authentication message-digest 1
>   authentication mode 1
> authentication-key command 1
> authentication-none command 1
> autocost, OSPF routing 1
> automatic virtual link, OSPF 1
> automatic virtual-link command 1
> autonomous system boundary router (AS boundary router). See AS boundary router

B

> B-RAS applications
>   creating an IP profile 1
>   creating an IPv6 profile 1
> backbone area, OSPF 1
> bandwidth
>   OSPF interface cost by 1
> baseline commands
>   baseline clns 1
>   baseline ip 1
>   baseline ip ospf 1
>   baseline ip rip 1
>   baseline ip udp 1
>   baseline ipv6 interface 1
>   baseline ipv6 local pool 1
>   baseline tcp 1, 2
> BFD (Bidirectional Forwarding Detection)
>   RIP, configuring for 1
> BFD commands
>   ip route bfd-liveness-detection 1
> BGP (Border Gateway Protocol)
>   community lists 1
>   OSPF routing with 1
> BGP/MPLS VPNs
>   interaction with OSPF 1
> black holes, avoiding IS-IS 1
> border routers, OSPF 1
> broadcast addressing 1
> broadcast circuits, IS-IS 1
> broadcast storms 1

C

> CIDR (Classless Interdomain Routing) 1, 2
> classes of IP addresses 1
> Classless Interdomain Routing. See CIDR
> clear arp command 1
> clear ip commands
>   clear ip interface 1
>   clear ip isis redistribution 1
>   clear ip ospf redistribution 1
>   clear ip routes 1
>   clear ipv6 ospf redistribution 1
> clear ipv6 commands
>   clear ipv6 interface 1
>   clear ipv6 ospf counters 1
>   clear ipv6 ospf process 1
> clear isis commands
>   clear isis adjacency 1
>   clear isis database 1, 2
>   clear isis ipv6 redistribution 1
> CLNP (Connectionless Network Protocol) 1
> CLNS (Connectionless Network Service Protocol)
>   defined 1
>   displaying 1
> clns commands 1, See also show clns commands
>   clns configuration-time 1
>   clns holding-time 1
>   clns host 1
> community lists, BGP 1
> complete sequence number PDU. See CSNP
> connection-oriented protocols 1
> Connectionless Network Protocol. See CLNP
> Connectionless Network Service Protocol. See CLNS
> connectionless protocols 1, 2
> conventions
>   notice icons 1
>   text and syntax 1
> cost
>   IS-IS interface 1, 2
>   OSPF routing 1
>     autocost 1
>     default cost 1
>     equal-cost multipath 1
> cost command 1
> cryptographic authentication, OSPF 1
> CSNP (complete sequence number PDU) 1
> CSNP interval, IS-IS interface 1
> customer support 1
>   contacting JTAC 1

D

> data path failure
>   detecting RIP 1
> database, OSPF 1
> datagrams, IP
>   defined 1
>   fragmenting and reassembling 1, 2
> dead interval, OSPF 1, 2
> dead-interval command 1
> debounce-time command 1
> debug commands 1, 2
>   debug ip ospf 1
>   debug ip rip 1
>   debug isis 1
> debug-related information, IS-IS 1, 2
> default routes
>   cost, OSPF 1
>   IP routing 1
>   IS-IS routing 1, 2
>   OSPF routing 1
>   suppressing IS-IS 1
> default-information originate command
>   IS-IS 1
>   OSPF 1
>   RIP 1
> default-metric command 1
> description
>   adding to IP interfaces 1
>   adding to IPv6 interfaces 1
> DHCPv6 Prefix Delegation
>   IPv6 local address pools and
>     baseline ipv6 local pool command 1
>     setting a baseline 1
>     show ipv6 local pool command 1
>     viewing parameters 1
> directed broadcast packets 1
> directed broadcasts, enabling 1
> directly connected networks 1
> disable command 1
> disable-dynamic-redistribute command
>   IS-IS 1
>   OSPF 1
>   RIP 1
> disable-incremental-external-spf command 1
> distance commands 1
>   distance 1
>   distance ip 1
>   distance ospf 1
> distance, RIP administrative 1
> distribute-domain-wide command 1
> distribute-list command 1, 2
> documentation set
>   comments on 1
> domain, OSPF 1
> domain-authentication command 1
> domain-authentication-key command 1
> domain-message-digest-key command 1, 2
> domain-wide prefix distribution 1
> dropped packets, troubleshooting 1
> DRs (designated routers)
>   IS-IS routing 1
>   OSPF routing 1
> dynamic hostname resolution, IS-IS 1
> dynamic route redistribution, disabling
>   in IS-IS 1
>   in OSPF 1
>   in RIP 1

E

> ECMP (equal-cost multipath)
>   IP 1, 2
>   IS-IS 1, 2
>   OSPF 1, 2, 3
>   RIP 1, 2
> end system. See ES
> entry, routing table 1
> equal-cost multipath. See ECMP
> ES (end system)
>   hello packet rate 1
>   neighbor information 1
> Ethernet commands, interface fastEthernet 1
> Ethernet controllers 1
> exit-address-family command 1
> exit-remote-neighbor command 1
> exponential back-off SPF calculation, IS-IS 1
> external routes, OSPF 1
> E Series routers
>   IP features 1
>   IPv6 features 1
>   IS-IS features 1

F

> fabric congestion 1
> flooded broadcast packets 1
> flooding 1
> forwarding table 1
> fragmenting IP datagrams 1, 2
> frequency command 1
> full spf, IS-IS 1
> full-spf-always command 1

G

> gateways 1
> global default metric, IS-IS 1
> global IP routing table 1
> graceful restart, IS-IS
>   commands. See nsf commands
>   configuring 1
>   monitoring 1, 2
>   overview 1
>   timers 1, 2
> group (multicast) addressing 1

H

> hash functions 1
> hashcheck process 1
> hello interval
>   IS-IS interface 1, 2
>   OSPF interface 1, 2
> hello multiplier, IS-IS interface 1
> hello packet validity rate, IS-IS 1
> Hello protocol 1
> hello-interval command 1
> HMAC MD5
>   authentication, IS-IS 1
>   IS-IS area-wide password 1
>   IS-IS domain-wide password 1
>   IS-IS password on the interface 1
> hold time
>   IS-IS 1
>   IS-IS SPF 1
>   SPF 1
> hop count 1
> hops, verifying for static routes 1
>   configuring
>     example 1
>     steps for 1
>   overview 1
> hops-of-statistics-kept command 1
> host access routes on PPP interface 1
> hosts 1

I

> ICMP (Internet Control Message Protocol)
>   echo request packets
>     IP 1
>     IPv6 1
>   ICMP messages and 1
> icmp update-source command 1
> ignore-lsp-errors command 1
> IGP (interior gateway protocol) 1
> incremental SPF 1
> Integrated IS-IS routing 1
> interarea routes, OSPF 1
> interface commands
>   interface fastEthernet 1
>   interface ip 1
>   interface ipv6 1
>   interface loopback 1
> interface-event-disable command 1
> interfaces
>   IPv6, enabling and disabling 1
> interior gateway protocol. See IGP
> Intermediate System-to-Intermediate System. See IS-IS
> intermediate system. See IS
> Internet addresses 1
> Internet Control Message Protocol. See ICMP
> Internet Layer, TCP/IP 1
> interval rate, LSP (IS-IS) 1
> intra-area routes, OSPF 1
> IP 1
>   ARP protocol 1, 2
>   assigning router IDs 1
>   broadcast addressing 1, 2
>   E Series router features 1
>   ECMP 1, 2
>   functions of 1
>   ICMP and 1, 2
>   layers of 1
>   monitoring 1
>   profile 1
>   reachability commands 1
>   routing 1
>   source address verification 1, 2
> IP addresses 1
>   classes of 1
>   interfaces without (unnumbered) 1
>   multinetting 1
>   OSPF routing costs and 1
>   primary
>     adding 1
>     deleting 1
>   router IDs and 1
>   secondary
>     adding 1
>     deleting 1
> ip commands 1, See also show ip commands
>   clear ip ospf neighbor 1
>   ip access-routes 1, 2
>   ip address 1, 2
>   ip alwaysup 1
>   ip broadcast-address 1
>   ip debounce-time 1
>   ip description 1
>   ip directed-address 1
>   ip directed-broadcast 1
>   ip disable-forwarding 1
>   ip icmp update-source 1
>   ip ignore-df-bit 1
>   ip irdp 1, 2
>   ip mask-reply 1
>   ip mtu 1, 2
>   ip multipath round-robin 1
>   ip proxy-arp 1
>   ip redirects 1, 2
>   ip refresh-route 1
>   ip route 1, 2
>   ip route verify rtr 1, 2
>   ip route-type 1, 2, 3
>   ip router isis 1, 2
>   ip router-id 1
>   ip sa-validate 1, 2, 3
>   ip share-interface 1, 2
>   ip share-nexthop 1
>   ip shutdown 1
>   ip source-route 1
>   ip speed 1
>   ip split-horizon 1
>   ip tcp adjust-mss 1, 2
>   ip unnumbered 1, 2
>   ip unnumbered loopback 1
>   ip unreachables 1
>   no ip interface 1
> IP interfaces
>   adding a description 1, 2
>   clearing 1
>   creating 1
>   primary 1
>   removing IP configuration 1
>   setting a baseline 1
>   shared 1
>   sharing 1
>   shutting down 1
>   unnumbered 1
> ip ospf commands 1, See also show ip ospf commands
>   ip ospf authentication message-digest 1
>   ip ospf authentication-key 1
>   ip ospf authentication-none 1
>   ip ospf bfd-liveness-detection 1
>   ip ospf cost 1
>   ip ospf dead-interval 1
>   ip ospf hello-interval 1
>   ip ospf message-digest-key 1
>   ip ospf network 1
>   ip ospf priority 1
>   ip ospf retransmit-interval 1
>   ip ospf shutdown 1
>   ip ospf transmit-delay 1
> IP profile, B-RAS 1
> IP profile, creating
>   access routes 1
>   address 1
>   auto-configure 1
>   auto-detect 1
>   directed broadcast 1
>   filter-options-all 1
>   IGMP 1
>   ignore-df-bit 1
>   inactivity-timer 1
>   inspection 1
>   mtu (maximum transmission unit) 1
>   nat 1
>   policy 1
>   redirects 1
>   route-maps 1
>   source address validation 1
>   tcp adjust-mss 1
>   unnumbered 1
>   virtual router 1
> IP redirects, enabling 1
> ip rip commands 1, See also show ip rip commands
>   ip rip 1
>   ip rip authentication key 1
>   ip rip authentication mode 1
>   ip rip bfd-liveness-detection 1
>   ip rip receive version 1, 2, 3
>   ip rip send version 1
> IP routing. See routing, IP
> IPv6
>   address, defining 1
>   addressing
>     compression and 1
>     prefix 1
>     scope 1
>     structure 1
>     types of 1
>     understanding 1
>   configuring neighbor discovery 1
>   configuring neighbor discovery with profiles 1
>   configuring neighbor discovery with RADIUS 1, 2
>   E Series router features 1
>   enabling and disabling 1
>   headers
>     extensions 1
>     standard 1
>   ICMP and 1
>   instance, creating an 1
>   interfaces
>     clearing 1
>     managing 1
>     unnumbered 1
>   license 1, 2
>   monitoring 1
>   neighbor discovery and profiles 1
>   neighbor discovery, defining 1, 2
>   neighbors, creating 1, 2
>   overview 1
>   packet headers 1
>   ping and 1
>   profile 1
>   references 1, 2
>   source address verification 1
>   static routes and 1
>   traceroute and 1
> ipv6 commands
>   ipv6 1
>   ipv6 address 1, 2
>   ipv6 description 1
>   ipv6 enable 1
>   ipv6 mtu 1
>   ipv6 nd 1, 2, 3
>   ipv6 nd dad attempts 1
>   ipv6 nd managed-config-flag 1, 2
>   ipv6 nd ns-interval 1
>   ipv6 nd prefix-advertisement 1
>   ipv6 nd ra-interval 1, 2
>   ipv6 nd reachable-time 1, 2
>   ipv6 nd suppress-ra 1
>   ipv6 nd suppress-ra-source-link-layer 1
>   ipv6 neighbor 1, 2, 3, 4, 5, 6
>   ipv6 neighbor proxy 1
>   ipv6 route 1, 2
>   ipv6 router isis 1
>   ipv6 routes 1
>   ipv6 unnumbered 1
>   ipv6 virtual-router 1
> IPv6 interfaces
>   creating 1
>   sharing 1
> IPv6 local address pools
>   baseline ipv6 local pool command 1
>   for DHCPv6 Prefix Delegation
>     viewing parameters 1
>   monitoring
>     details for a single pool 1
>     details for all configured pools 1
>     statistics for a single pool 1
>   viewing
>     baseline statistics 1
> ipv6 nd commands
>   ipv6 nd 1
>   ipv6 nd active-solicitations 1
>   ipv6 nd dad attempts 1
>   ipv6 nd managed-config-flag 1, 2
>   ipv6 nd ns-interval 1
>   ipv6 nd reachable-time 1
> IPv6 neighbor discovery commands
>   ipv6 nd 1
> ipv6 ospf commands 1, See also show ipv6 ospf commands
>   ipv6 ospf area 1
>   ipv6 ospf bfd-liveness-detection 1
>   ipv6 ospf cost 1
>   ipv6 ospf dead-interval 1
>   ipv6 ospf hello-interval 1
>   ipv6 ospf mtu-ignore 1
>   ipv6 ospf network 1
>   ipv6 ospf priority 1
>   ipv6 ospf retransmit-interval 1
>   ipv6 ospf shutdown 1
>   ipv6 ospf transmit-delay 1
> IPv6 profile, creating
>   address 1
>   ipv6-virtual-router 1
>   mld (multicast listener discovery) 1
>   mtu (maximum transmission unit) 1
>   nd (neighbor discovery) 1
>   policy 1
>   sa-validate 1
>   unnumbered 1
> IPv6 routing with IS-IS 1
> IRDP (ICMP Router Discovery Protocol), enabling
>   ICMP messages and< 1
> IS (intermediate system) 1
>   hello packet rate 1
>   neighbor information 1
> IS-IS (Intermediate System-to-Intermediate System)
>   adjacencies, clearing 1
>   avoiding black holes 1
>   broadcast circuits 1
>   circuit type 1
>   configuring
>     default routes 1
>     for MPLS 1
>     global parameters 1
>     interface-specific parameters 1
>     redistribution 1
>   configuring the router to be ignored 1
>   displaying CLNS 1, 2
>   dynamic hostname resolution 1
>   ECMP 1
>   enabling 1
>   enabling for IPv6 1
>   exponential back-off SPF calculation 1
>   features 1
>   global default metric
>     for active interfaces 1
>     for passive interfaces 1
>   graceful restart
>     and black hole avoidance 1
>     configuring 1
>     monitoring 1, 2
>     overview 1
>     timers 1, 2
>   hello packet validity rate 1
>   HMAC MD5 authentication
>     for level 1 packets 1
>     for level 2 packets 1
>     on the interface 1
>   Integrated IS-IS 1
>   IPv6 routing 1
>   level 1 routing 1
>   level 2 routing 1
>   LSPs. See LSPs, IS-IS
>   metric, global default 1
>   monitoring 1
>   MPLS and 1
>   network entity title 1, 2
>   overload bit 1
>   point-to-point circuits 1
>   point-to-point-over-LAN circuits 1
>   redistributing routes between levels 1
>   route leaking 1
>   route tags
>     and route maps 1
>     configuring 1
>     defined 1
>     for default routes 1
>     for IS-IS interfaces 1
>     for passive interfaces 1
>     for redistribution 1, 2
>     for summary routes 1
>     monitoring 1
>     overview 1
>     unsupported features 1
>     using 1
>   router type 1
>   routes
>     summarizing 1
>     using for multicast RPF checks 1
>   routing levels/layers 1, 2, 3, 4
>   SPF calculation 1
>   starting and stopping MD5 packets 1
>   suboptimal paths, correcting 1, 2
>   summarizing routes 1
>   suppressing default routes 1
>   system identifier 1
>   table maps
>     configuring 1
>     defined 1
>     overview 1
>   topology elements 1
>   traffic engineering 1
>   troubleshooting 1
> IS-IS protocol, OSPF routing with 1
> is-type command 1
> isis commands 1, See also show isis commands
>   isis authentication-key 1
>   isis bfd-liveness-detection 1
>   isis circuit-type 1
>   isis csnp-interval 1
>   isis hello padding 1
>   isis hello-interval 1
>   isis hello-multiplier 1
>   isis lsp-interval 1
>   isis mesh-group 1
>   isis message-digest-key 1
>   isis metric 1
>   isis network point-to-point 1
>   isis priority 1
>   isis retransmit-interval 1
>   isis retransmit-throttle-interval 1
>   isis tag 1
> ISO 10589. See IS-IS
> ISO address 1

L

> leakage, OSPF route 1
> level 1 routing, IS-IS 1
> level 2 routing, IS-IS 1
> levels of IS-IS routing 1, 2, 3, 4
> license commands
>   license ipv6 command 1
> limited broadcast packets 1
> line modules
>   forwarding table on 1
> link-state advertisements. See LSAs
> link-state metrics, IS-IS 1, 2
> link-state packets. See LSPs, IS-IS
> liveness detection
>   RIP and BFD 1
> local routing table 1
> log-adjacency-changes command 1
> logical addresses 1
> LSAs (link-state advertisements) 1
>   opaque LSAs 1
>   retransmit interval and transmit delay 1, 2
> LSDB (link-state database) 1
> lsp-gen-interval command 1
> lsp-mtu command 1
> lsp-refresh-interval command 1
> LSPs (link-state packets), IS-IS
>   ignoring errors 1
>   interval rate 1
>   MTU 1
>   overload bit 1
>   refresh interval 1, 2
>   retransmission interval 1
>   retransmission throttle interval 1
>   transmission interval 1

M

> MAC (media access control) addresses
>   and ARP 1
>   defined 1
> manuals
>   comments on 1
> match commands
>   match-set summary prefix-tree 1
> max-lsp-lifetime command 1
> max-response-failure command 1
> maximum transmission unit. See MTU
> maximum-paths command
>   IP 1, 2
>   IS-IS 1
>   OSPF 1
>   RIP 1
> MD5 authentication
>   enabling 1
>   IS-IS 1
>   OSPF 1, 2, 3
> mesh group, setting (IS-IS) 1
> message digests 1
> message-digest-key md5 command 1
> metric
>   IS-IS global default 1
>   IS-IS interface 1
>   OSPF default 1
>   setting 1
> metric commands
>   metric 1
> metric-style commands
>   metric-style narrow 1
>   metric-style transition 1
>   metric-style wide 1
> mpls commands
>   mpls spf-use-any-best-path (IS-IS) 1
>   mpls spf-use-any-best-path (OSPF) 1
>   mpls traffic-eng (IS-IS) 1
>   mpls traffic-eng area 1
>   mpls traffic-eng router-id 1
>   mpls traffic-eng router-id (IS-IS) 1
> MTU (maximum transmission unit)
>   IP 1, 2
>   IPv6 1
>   IS-IS 1
>   OSPF 1
> multicast
>   addressing 1
> multihomed hosts 1
> multinetting 1

N

> ND (neighbor discovery)
>   overview 1
> neighbor commands
>   neighbor
>     OSPF 1
>     RIP 1
> neighbor histories, OSPF 1
> neighbor uptime tracking, OSPF 1
> neighboring routers, OSPF 1, 2
> NET (network entity title) 1, 2, 3
> net command 1
> network area command 1
> network commands
>   network 1
> network entity title. See NET
> network interface layer (TCP/IP) 1
> network layer addresses 1
> network masks 1
> network service access point. See NSAP
> network, OSPF routing 1
> next-hop verification
>   configuring
>     example 1
>     steps for 1
>   overview 1
> no area command 1
> no ipv6 command 1
> nonbroadcast networks 1
> nonstop forwarding. See graceful restart, IS-IS
> not-so-stubby area, OSPF. See NSSA
> notice icons 1
> NSAP (network service access point) 1, 2
> NSF (nonstop forwarding). See graceful restart, IS-IS
> nsf commands
>   nsf ietf 1
>   nsf interface wait 1
>   nsf t1 1
>   nsf t2 1
>   nsf t3 1
> NSSA (not-so-stubby area), OSPF 1, 2
> null authentication, OSPF 1

O

> opaque LSAs, OSPF 1
> Open Shortest Path First. See OSPF
> operations-per-hop command 1
> OSPF (Open Shortest Path First) 1
>   ABRs 1
>   adjacency 1
>   aggregate cost, optimizing 1
>   areas 1, 2, 3
>   areas, defining 1
>   AS boundary router 1
>   authentication
>     MD5 1
>     simple password 1, 2
>   autocost 1
>   automatic virtual links 1
>   backbone area 1
>   BGP and 1
>   BGP/MPLS VPNs and 1
>   configuring
>     areas 1
>     authentication 1
>     incremental SPF 1
>     interfaces 1
>     NBMA networks 1
>     remote neighbors 1
>     traps 1
>   creating interfaces 1
>   database 1
>   dead interval 1
>   default cost 1
>   deleting interfaces 1, 2
>   domain 1
>   ECMP 1
>   enabling 1
>   interaction with BGP/MPLS VPNs 1
>   link-local states 1
>   MD5 authentication 1
>   metrics, default 1
>   MIB 1
>   monitoring 1
>   neighbor histories 1
>   neighbor uptime tracking 1
>   optimizing aggregate costs 1
>   password authentication, simple 1, 2
>   route leakage 1
>   routes, using for multicast RPF checks 1
>   routing costs 1
>   routing priority 1
>   SPF hold time interval 1
>   stub area 1
>   topology elements 1
>   traffic engineering 1
>   transmit delay 1, 2
>   troubleshooting 1
>   virtual links 1
> ospf commands 1, See also show ip ospf commands; show ipv6 ospf commands
>   log-adjacency-changes 1
>   ospf auto-cost reference-bandwidth 1
>   ospf enable 1, 2
>   ospf log-adjacency-changes 1
>   ospf shutdown 1
> overload bit, IS-IS 1
> owner command 1

P

> packet-switching networks 1
> packets, IP 1
>   broadcast packets 1
>   echo request and trace packets 1
>   ICMP messages and 1
>   IPv6 echo request and trace 1
> parallel routes, maximum number of
>   IP 1, 2
>   IS-IS 1
>   OSPF 1
>   RIP 1
> partial sequence number PDU. See PSNP
> passive-interface command 1, 2, 3
> passwords
>   IS-IS area authentication 1
>   IS-IS authentication 1
>   IS-IS domain authentication 1
>   OSPF MD5 authentication 1
>   OSPF simple password authentication 1, 2
> PDU (protocol data unit) 1
> physical addresses 1
> ping command 1, 2
> point-to-point circuits, IS-IS 1
> Point-to-Point Protocol. See PPP
> point-to-point-over-LAN circuits, IS-IS 1
> PPP (Point-to-Point Protocol)
>   host access routes 1
> primary IP addresses 1
> primary IP interface 1
> priority
>   IS-IS designated router 1
>   OSPF routing 1, 2
> profile commands
>   profile 1, 2, 3
> profiles
>   assigning 1
>   creating 1, 2
> protocol data unit. See PDU
> protocol number 1
> PSNP (partial sequence number PDU) 1

R

> reachability commands
>   IP 1
> reassembling IP datagrams 1
> receive version command 1
> receive-interface command 1, 2
> receiving interface, setting for RTR probes 1
> redirects, IP 1
> redistribute command
>   IS-IS 1
>   OSPF 1, 2
>   RIP 1
> redistribute isis ip command 1, 2
> redistributing routes between IS-IS levels 1
> redistribution policy (IP), monitoring 1, 2, 3
> redistribution routes
>   clearing all (IS-IS) 1
>   clearing all (OSPF) 1
>   disabling dynamic (IS-IS) 1
>   disabling dynamic (OSPF) 1
>   disabling dynamic (RIP) 1
>   setting 1, 2, 3
> reference-bandwidth command 1
> refresh interval, LSP (IS-IS) 1, 2
> reliable protocols 1, 2
> remote neighbors
>   OSPF 1
>   RIP 1
> remote-neighbor command 1, 2
> request messages, RIP 1
> request-data-size command 1
> response messages, RIP 1
> Response Time Reporter. See RTR
> restart, graceful. See graceful restart, IS-IS
> retransmission interval, IS-IS 1
> retransmission throttle interval, IS-IS 1
> retransmit interval
>   and transmit delay 1, 2
>   OSPF 1, 2
> retransmit-interval command 1
> RIB (routing information base] 1
> RIP (Routing Information Protocol) 1
>   authentication 1
>   BFD liveness detection and 1
>   configuring 1
>   debounce interval 1
>   detecting path failures 1
>   disabling dynamic route distribution 1
>   ECMP 1
>   maximum number of parallel routes 1
>   message types 1
>   monitoring 1
>   purging learned routes 1
>   purging the routing table 1
>   remote neighbors 1
>   request messages 1
>   response messages 1
>   route specificity 1
>   route tags 1
>   split horizon mechanism 1
>   subnet masks 1
>   summarizing routes 1
>   triggered updates, disabling 1
>   troubleshooting 1
>   using routes for multicast RPF checks 1
> route leakage, OSPF 1
> route leaking between IS-IS levels 1
> route maps
>   and IS-IS route tags 1
>   IP, monitoring 1
> route tags, IS-IS
>   and route maps 1
>   configuring 1
>   defined 1
>   for default routes 1
>   for IS-IS interfaces 1
>   for passive interfaces 1, 2
>   for redistribution 1
>   for summary routes 1
>   monitoring 1
>   overview 1
>   unsupported features 1
>   using 1
> route tags, RIP 1
> route-map command 1, 2, 3
> router commands
>   router isis 1
>   router ospf 1, 2, 3, 4
>   router rip 1, 2
> router IDs 1, 2
> router type, IS-IS 1
> routes
>   summarizing IS-IS 1
>   summarizing RIP 1
>   using IS-IS 1
>   using OSPF 1
>   using RIP 1
> routing information base. See RIB
> Routing Information Protocol. See RIP
> routing table
>   entry 1
>   global IP 1
>   local 1
> routing, IP 1, 2, See also IP
>   adding host route to peer on PPP interface 1
>   default routes 1
>   disabling forwarding of packets 1
>   identifying a router 1
>   maximum number of parallel routes 1, 2
>   monitoring 1, 2, 3, 4
>   next-hop verification 1
>   routing operations 1
>   routing tables 1
>   source address validation 1, 2
>   static routes 1, 2
> routing, IPv6 1, See also IPv6
>   hop limit 1
>   monitoring 1, 2, 3
>   source address validation 1
>   static routes 1
> routing, IS-IS 1, See also IS-IS
>   clearing redistribution information 1
>   default route and routing domain 1
>   designated routers 1
>   integrated 1
>   layers/levels of 1, 2, 3
>   maximum number of parallel routes 1
>   OSPF routing with 1
>   route summarization 1
>   routing domains 1
>   setting redistribution routes 1
>   specifying type (level) 1
> routing, OSPF 1, See also OSPF
>   area 1
>   clearing redistribution information 1
>   cost 1
>     autocost 1
>     default routing cost 1
>     equal-cost multipath 1
>   default route and routing domain 1
>   displaying information about 1
>   intra-area, interarea, external routes 1
>   leakage 1
>   maximum number of parallel routes 1
>   network 1
>   priority 1, 2
> routing, RIP 1, See also RIP
>   debounce interval 1
>   maximum number of parallel routes 1
>   purging the routing table 1
>   route specificity 1
>   triggered updates, disabling 1
> RTR (Response Time Reporter) 1
>   collecting history 1
>   collecting statistics 1
>   configuring 1
>   monitoring 1
>   next-hop verification 1
>   options 1
>   probe
>     configuring 1
>     scheduling 1
>     shutting down 1
>   reaction conditions 1
>   setting receiving interface 1
> rtr commands 1, See also show rtr commands
>   rtr 1
>   rtr reaction-configuration action-type 1
>   rtr reaction-configuration operation-failure 1
>   rtr reaction-configuration path-change 1
>   rtr reaction-configuration test-completion 1, 2
>   rtr reaction-configuration test-failure 1
>   rtr reset 1
>   rtr schedule 1
>   rtr schedule life 1
>   rtr schedule restart-time 1
>   rtr schedule start-time 1

S

> samples-of-history-kept command 1
> secondary IP addresses 1
> send version command 1
> send-more-specific-routes-disable command 1
> set-overload-bit command 1
> setting
>   administrative distance 1
>   metric 1
> shared IP interfaces
>   configuring 1
>   primary interface 1
>   shared interface 1
> shared IPv6 interfaces
>   configuring 1
>   shared interface 1
> show access-list command 1
> show arp command 1
> show clns commands
>   show clns 1
>   show clns interface 1
>   show clns neighbors 1
>   show clns protocol 1
>   show clns traffic 1
> show forwarding-table route-holddown 1
> show hosts command 1
> show ip commands
>   show ip 1
>   show ip address 1
>   show ip as-path-access-list 1
>   show ip community-list 1
>   show ip forwarding-table 1, 2
>   show ip interface 1
>   show ip interface shares 1
>   show ip protocols 1
>   show ip redistribute 1, 2
>   show ip route 1
>   show ip route slot 1
>   show ip socket statistics 1
>   show ip static 1
>   show ip tcp statistics 1
>   show ip udp statistics 1
> show ip ospf commands
>   show ip ospf 1
>   show ip ospf border-routers 1
>   show ip ospf database 1
>   show ip ospf database link-local 1
>   show ip ospf database opaque-area 1
>   show ip ospf interface 1
>   show ip ospf internal-statistics 1
>   show ip ospf neighbors 1
>   show ip ospf remote-neighbor interface 1
>   show ip ospf spf-log 1
>   show ip ospf traffic 1
>   show ip ospf virtual-links 1
> show ip rip commands
>   show ip rip 1
>   show ip rip brief 1
>   show ip rip database 1
>   show ip rip network 1
>   show ip rip stats 1
>   show ip rip summary-address 1
> show ipv6 commands
>   show ipv6 1
>   show ipv6 address 1
>   show ipv6 local pool 1
>   show ipv6 neighbors 1
>   show ipv6 protocols 1
>   show ipv6 route 1
>   show ipv6 routers 1
>   show ipv6 static 1
>   show ipv6 traffic 1
>   show ipv6 udp statistics 1
>   show license ipv6 1
> show ipv6 ospf commands 1
>   show ipv6 ospf 1
>   show ipv6 ospf database 1
>   show ipv6 ospf interface 1
>   show ipv6 ospf internal-statistics 1
>   show ipv6 ospf neighbors 1
>   show ipv6 ospf summary-prefix 1
> show isis commands
>   show isis database 1
>   show isis mpls adjacency-log 1
>   show isis mpls advertisements 1
>   show isis mpls tunnel 1
>   show isis nsf 1
>   show isis spf-log 1
>   show isis summary-addresses 1
>   show isis topology 1
> show profile commands
>   show ip profile 1
>   show ipv6 profile 1
>   show profile brief 1
> show route-map command 1
> show rtr commands
>   show rtr application 1
>   show rtr collection-statistics 1
>   show rtr configuration 1
>   show rtr history 1
>   show rtr hops 1
>   show rtr operational-state 1
> show tcp commands
>   show tcp ack-rst-and-syn 1
>   show tcp path-mtu-discovery 1
>   show tcp paws 1
>   show tcp resequence-buffers 1
>   show tcp statistics 1
> simple password authentication, OSPF 1, 2
> snmp commands
>   snmp trap ip link-status 1
> source address validation traps 1
> source address verification 1, 2, 3
> SPF (shortest path first) calculations 1, 2
>   IS-IS 1
> SPF hold time
>   interval 1
>   IS-IS 1
> SPF, incremental 1
> spf-interval command 1
> split horizon mechanism 1
> split-horizon command 1
> SRP modules
>   global IP routing table on 1
> starting IS-IS MD5 packets 1
> static routes 1, 2
>   establishing 1
>   monitoring 1
>   verifying next hops for 1
> stopping IS-IS MD5 packets 1
> stub areas, OSPF 1, 2
> subnet addressing 1
> summarizing RIP routes 1
> summary addresses
>   IS-IS routing 1
>   OSPF routing 1, 2
> summary-address command 1, 2
> summary-prefix command 1, 2
> supernets 1
> support, technical See technical support
> suppress-default command 1
> suppressing IS-IS default routes 1
> system identifier, IS-IS 1

T

> table
>   forwarding 1
>   global IP routing 1
>   local routing 1
> table maps, IS-IS
>   configuring 1
>   defined 1
>   overview 1
> table-map command
>   IS-IS 1
>   OSPF 1
>   RIP 1
> tag command 1
> TCP commands
>   tcp ack-rst-syn 1, 2
>   tcp mss 1, 2
>   tcp path-mtu-discovery 1, 2
>   tcp path-mtu-discovery black-hole-detect-threshold 1, 2
>   tcp path-mtu-discovery max-mtu 1, 2
>   tcp path-mtu-discovery min-mtu 1, 2
>   tcp paws-disable 1, 2
>   tcp resequence-buffers connection-maximum 1, 2
>   tcp resequence-buffers default-connection-maximum 1, 2
>   tcp resequence-buffers default-vr-maximum 1, 2
>   tcp resequence-buffers global-maximum 1, 2
>   tcp resequence-buffers vr-maximum 1, 2
> TCP/IP protocol suite
>   defined 1
>   layers of 1
> technical support
>   contacting JTAC 1
> text and syntax conventions 1
> time-to-live command 1
> timeout command 1
> timers
>   IS-IS graceful restart 1, 2
>   RIP 1
> timers commands
>   timers 1
>   timers spf 1
> TLV (type-length-value) for resolution of IS-IS dynamic hostname 1
> topology
>   IS-IS 1
>   OSPF 1
> tos command 1
> trace packets 1, 2
> traceroute command 1, 2, 3, 4
> traffic engineering
>   and IS-IS 1
>   and OSPF 1
> traffic, IP 1
> transmit delay, OSPF 1, 2
> transmit-delay command 1
> transport layer (TCP/IP) 1
> traps command 1
> traps, OSPF 1
> triggered-update-disable command 1
> troubleshooting
>   dropped packets 1
>   IS-IS 1
>   OSPF 1
>   RIP 1
> ttl command 1
> type command 1
> type-length-value for resolution of IS-IS dynamic hostname 1

U

> UDP (User Datagram Protocol) 1
> undebug commands
>   undebug ip ospf 1
>   undebug ip rip 1
>   undebug ipv6 ospf 1
>   undebug isis 1
> unnumbered interface
>   IP 1
>   IPv6 1
> unreachable messages (ICMP) 1
> unreliable protocols 1, 2, 3
> update-source command 1, 2
> User Datagram Protocol. See UDP

V

> validating source addresses 1, 2, 3
> verifying next hops for static routes 1
> virtual links, OSPF 1, 2, 3
> virtual-router command 1