Contents

• Preface

• Description

• Preface

• PART 1 IPv4 Packet-Forwarding

  • 1 Description of IP .ARP .ICMP

    • 1.1 Addressing

      • 1.1.1 IP address

      • 1.1.2 Subnet Mask

    • 1.2 IP layer function

      • 1.2.1 Relay function

      • 1.2.2 IP addressing units

    • 1.3 Communication function

      • 1.3.1 Internet protocol (IP)

      • 1.3.2 ICMP

      • 1.3.3 ARP

    • 1.4 Relay function

      • 1.4.1 IP packet-forwarding methods

      • 1.4.2 Broadcast packet forwarding method

      • 1.4.3 MTU and Fragments

    • 1.5 IPv4 important reminder for use

  • 2 IP .ARP .ICMP configuration and operation

    • 2.1 Configuration

      • 2.1.1 List of configuration commands

      • 2.1.2 Configuring Interfaces

      • 2.1.3 Configuring Multihoming

      • 2.1.4 Configuring Direct Broadcast Forwarding

      • 2.1.5 Configuring loopback Interfaces

      • 2.1.6 Configuring Static ARP

    • 2.2 Operation

      • 2.2.1 List of operation commands

      • 2.2.2 Checking up/down of IPv4 Interfaces

      • 2.2.3 Checking the availability of communication with the destination address

      • 2.2.4 Checking the route to the destination address

      • 2.2.5 Checking ARP info

  • 3 Null interface (IPv4)

    • 3.1 Description

    • 3.2 Configuration

      • 3.2.1 List of configuration commands

      • 3.2.2 Configuring Null Interfaces

    • 3.3 Operation

      • 3.3.1 List of operation commands

      • 3.3.2 Verifying Null Interfaces

  • 4 Policy Based Routing (IPv4)

    • 4.1 Description

      • 4.1.1 Control Policy-Based Routing

      • 4.1.2 Policy-based routing group

      • 4.1.3 Packets subject to policy-based routing

      • 4.1.4 Address type that can be set for the next hop

      • 4.1.5 Policy-based routing tracking

      • 4.1.6 Tracking track

      • 4.1.7 Notes on Policy-Based Routing

    • 4.2 Configuration

      • 4.2.1 List of configuration commands

      • 4.2.2 Configuring Policy Based Routing

      • 4.2.3 Configuring Extranets for Policy-Based Routing

    • 4.3 Operation

      • 4.3.1 List of operation commands

      • 4.3.2 Verifying Policy-Based Routing

  • 5 DHCP/BOOTP relay agent function

    • 5.1 Description

      • 5.1.1 Support Specifications

      • 5.1.2 Check details when DHCP/BOOTP packet is received

      • 5.1.3 Relay setting details

      • 5.1.4 Notes on using DHCP/BOOTP relay agent function

    • 5.2 Configuration

      • 5.2.1 List of configuration commands

      • 5.2.2 Settings in Basic Configuration

      • 5.2.3 Settings in a multihomed configuration

      • 5.2.4 VRF Configuration Settings [SL-L3A]

      • 5.2.5 Extranet Configuration Settings [SL-L3A]

    • 5.3 Operation

      • 5.3.1 List of operation commands

      • 5.3.2 Checking IP addressof DHCP/BOOTP receiver

  • 6 DHCP servers

    • 6.1 Description

      • 6.1.1 Support Specifications

      • 6.1.2 Distribution information to the client

      • 6.1.3 Dynamic DNS linkage

      • 6.1.4 Preventing Dual Distribution of IP Addresses

      • 6.1.5 Notes on Using DHCP Servers

    • 6.2 Configuration

      • 6.2.1 List of configuration commands

      • 6.2.2 Settings for distributing IP to clients

      • 6.2.3 Setting to distribute static IP to clients

      • 6.2.4 Settings for linking dynamic DNS

    • 6.3 Operation

      • 6.3.1 List of operation commands

      • 6.3.2 Checking the Allocatable IP Addresses

      • 6.3.3 Checking the distributed IP adress

  • 7 UDP broadcast relay

    • 7.1 Description

      • 7.1.1 Support Specifications

      • 7.1.2 Items checked when UDP is received

      • 7.1.3 Packet forwarding settings

      • 7.1.4 Notes on using UDP broadcast relay

    • 7.2 Configuration

      • 7.2.1 List of configuration commands

      • 7.2.2 Setting when the transfer destination is a unicast address

      • 7.2.3 Settings when the destination is a subnet broadcast address

    • 7.3 Operation

      • 7.3.1 List of operation commands

      • 7.3.2 Checking UDP Broadcast Relay Info

• PART 2: IPv4 Routing Protocol

  • 8 Outline of IPv4 Routing Protocol

    • 8.1 Common Description for IPv4 Routing

      • 8.1.1 Routing Overview

      • 8.1.2 Static and dynamic routing

      • 8.1.3 Routing information

      • 8.1.4 Scope of each routing protocol

      • 8.1.5 Concurrent Routing Protocol Operation

      • 8.1.6 Notes on Multiple-Protocol Simultaneous Operation

      • 8.1.7 Notes on configuration settings and changes

    • 8.2 IPv4 routing-wide operation

      • 8.2.1 List of operation commands

      • 8.2.2 Checking the route to the destination address

    • 8.3 Concept of Network Design

      • 8.3.1 Address design

      • 8.3.2 Handling of Directly Connected Routes

      • 8.3.3 Designing Address Boundaries

    • 8.4 Explanation of load balancing

      • 8.4.1 Load Balancing Overview

      • 8.4.2 Load Balancing Specifications

      • 8.4.3 Precautions when using load balancing

    • 8.5 Load balancing configuration

      • 8.5.1 List of configuration commands

      • 8.5.2 Setting the maximum number of multipaths handled by the Switch

      • 8.5.3 Load balancing using static routes

      • 8.5.4 Load Balancing in OSPF [SL-L3A]

      • 8.5.5 Load Balancing in BGP4 [SL-L3A]

    • 8.6 Load Balancing Operations

      • 8.6.1 Checking the status of multipaths handled by the Switch

      • 8.6.2 Checking Selection Paths

    • 8.7 Description of route summarization

      • 8.7.1 Overview

      • 8.7.2 Summary route forwarding method

      • 8.7.3 AS_PATH Attribute Aggregation

      • 8.7.4 Suppressing advertisement of summarization source routes

    • 8.8 Route summarization configuration

      • 8.8.1 List of configuration commands

      • 8.8.2 Configuring route summarization and summarized route advertisement

    • 8.9 Route summarization operations

      • 8.9.1 List of operation commands

      • 8.9.2 Checking summary routes

    • 8.10 Route deletion hold function

    • 8.11 Graceful restart

      • 8.11.1 Overview

      • 8.11.2 Graceful restart procedure

      • 8.11.3 Notes on using graceful restart

    • 8.12 Description of VRF [SL-L3A]

      • 8.12.1 Scope of support

      • 8.12.2 Limit on the number of routes

      • 8.12.3 Extranet

    • 8.13 VRF configuration [SL-L3A]

      • 8.13.1 List of configuration commands

      • 8.13.2 Setting the maximum number of routes

      • 8.13.3 Configuring an Extranet

    • 8.14 VRF operation [SL-L3A]

      • 8.14.1 List of operation commands

      • 8.14.2 Checking the maximum number of routes

      • 8.14.3 Checking Extranets

  • 9 Static routing (IPv4)

    • 9.1 Description

      • 9.1.1 Overview

      • 9.1.2 Route selection criteria

      • 9.1.3 Relay routing of static routes

      • 9.1.4 Dynamic monitoring

    • 9.2 Configuration

      • 9.2.1 List of configuration commands

      • 9.2.2 Configuring Default Routes

      • 9.2.3 Configuring Single-Path Routes

      • 9.2.4 Configuring Multipath Routes

      • 9.2.5 Applying Dynamic Monitoring

      • 9.2.6 Configuring Static Routes in VRF [SL-L3A]

      • 9.2.7 Configuring Static Routes Across VRF [SL-L3A]

    • 9.3 Operation

      • 9.3.1 List of operation commands

      • 9.3.2 Checking route information

      • 9.3.3 Verifying Gateway Information

  • 10 RIP

    • 10.1 Description

      • 10.1.1 Overview

      • 10.1.2 Route selection criteria

      • 10.1.3 Advertisement of routing information

      • 10.1.4 Learning route information

      • 10.1.5 RIP-1

      • 10.1.6 RIP-2

    • 10.2 Configuration

      • 10.2.1 List of configuration commands

      • 10.2.2 Applying RIP

      • 10.2.3 Configuring Metrics

      • 10.2.4 Adjusting the timer

      • 10.2.5 Suppression of sending RIP

      • 10.2.6 Restricting the Destination of RIP Packets

      • 10.2.7 Application of authentication

      • 10.2.8 Applying RIP in VRF [SL-L3A]

    • 10.3 Operation

      • 10.3.1 List of operation commands

      • 10.3.2 Checking RIP operation status

      • 10.3.3 Checking Destination Information

      • 10.3.4 Checking learned route information

      • 10.3.5 Checking advertised route information

  • 11 OSPF

    • 11.1 Description of basic OSPF functions

      • 11.1.1 OSPF Features

      • 11.1.2 OSPF functions

      • 11.1.3 Routing algorithm

      • 11.1.4 LSA ads

      • 11.1.5 Introduction of external AS routes

      • 11.1.6 Route selection criteria

      • 11.1.7 Equal-cost multipath

      • 11.1.8 Notes

    • 11.2 Configuration of OSPF basic functions

      • 11.2.1 List of configuration commands

      • 11.2.2 Configuration flow

      • 11.2.3 Configuring OSPF Apply

      • 11.2.4 Configuring advertisement of routes outside AS

      • 11.2.5 Configuring route selection

      • 11.2.6 Configuring Multipathing

      • 11.2.7 Applying OSPF in VRF

    • 11.3 Interface Description

      • 11.3.1 OSPF interface-type

      • 11.3.2 Connecting to neighboring routers

      • 11.3.3 Broadcast networks and designated routers

      • 11.3.4 Sending LSA

      • 11.3.5 Passive interface

    • 11.4 Interface configuration

      • 11.4.1 List of configuration commands

      • 11.4.2 Configuration flow

      • 11.4.3 Configuring neighboring routers in NBMA

      • 11.4.4 Configuring Interface Parameter Changes

    • 11.5 OSPF operation

      • 11.5.1 List of operation commands

      • 11.5.2 Verifying the Domain

      • 11.5.3 Checking neighboring router information

      • 11.5.4 Checking interface information

      • 11.5.5 Checking LSA

  • 12 OSPF extensions

    • 12.1 Description of area and area division function

      • 12.1.1 Area border

      • 12.1.2 Route control when area is divided

      • 12.1.3 Stub area

      • 12.1.4 NSSA

      • 12.1.5 Virtual link

      • 12.1.6 Virtual Link Behavior

    • 12.2 Area configuration

      • 12.2.1 List of configuration commands

      • 12.2.2 Configuration flow

      • 12.2.3 Stub Area Settings

      • 12.2.4 Configuring an Area Border Router

      • 12.2.5 Configuring virtual links

    • 12.3 Description of neighboring router authentication

      • 12.3.1 Authentication procedure

    • 12.4 Configuration for neighboring router authentication

      • 12.4.1 List of configuration commands

      • 12.4.2 Changing MD5 Authorization Key

      • 12.4.3 Configuring Plaintext Password Authentication

      • 12.4.4 Configuring MD5 Authorization

    • 12.5 Description of graceful restart

      • 12.5.1 Overview

      • 12.5.2 Helper function

      • 12.5.3 Restart function

    • 12.6 Graceful restart configuration

      • 12.6.1 List of configuration commands

      • 12.6.2 Setting helper function

      • 12.6.3 Setting the restart function

    • 12.7 Description of stub routers

      • 12.7.1 Overview

      • 12.7.2 Stub router operation

    • 12.8 Stub router configuration

      • 12.8.1 List of configuration commands

      • 12.8.2 Stub router function

    • 12.9 Operation of OSPF extensions

      • 12.9.1 List of operation commands

      • 12.9.2 Checking area borders

      • 12.9.3 Checking the area

      • 12.9.4 Checking for graceful restart

  • 13 BGP4

    • 13.1 Description of basic functions

      • 13.1.1 Overview

      • 13.1.2 Type of peer and connection type

      • 13.1.3 Route selection

      • 13.1.4 BGP4 Features in VRF

      • 13.1.5 BGP4 important reminder for use

    • 13.2 Configuration of basic functions

      • 13.2.1 List of configuration commands

      • 13.2.2 Configuration flow

      • 13.2.3 Configuring BGP4 Peering

      • 13.2.4 Setting Learn Policy for BGP4 Routes

      • 13.2.5 Configuring Advertisement Policies for BGP4 Routes

      • 13.2.6 Configuring learned route filters

      • 13.2.7 Configuring advertised route filters

      • 13.2.8 Setting Learned Route Filtering Conditions

      • 13.2.9 Configuring advertised route filtering conditions

      • 13.2.10 Reflecting filter settings in operation

      • 13.2.11 Configuring BGP4 in VRF

    • 13.3 Operation of basic functions

      • 13.3.1 List of operation commands

      • 13.3.2 Checking the peer type and connection mode

      • 13.3.3 Checking BGP4 route selection

      • 13.3.4 Checking advertised BGP4 routes

    • 13.4 Description of Extended Functions

      • 13.4.1 BGP4 peer group

      • 13.4.2 Community

      • 13.4.3 BGP4 Multipathing

      • 13.4.4 Negotiation of support functions

      • 13.4.5 Route refresh

      • 13.4.6 TCP MD5 certification

      • 13.4.7 BGP4 advertised route generation

      • 13.4.8 Route flap dampening

      • 13.4.9 Route Reflection

      • 13.4.10 Confederations

      • 13.4.11 Graceful restart

      • 13.4.12 BGP4 learned routes limit

    • 13.5 Configuration of the extension

      • 13.5.1 BGP4 peer group configuration

      • 13.5.2 Community configuration

      • 13.5.3 BGP4 multipath configuration

      • 13.5.4 TCP MD5 Authorization Configuration

      • 13.5.5 Configuration of BGP4 advertised route generation

      • 13.5.6 Configuring route flap dampening

      • 13.5.7 Configuring route reflection

      • 13.5.8 Configuration of the confederation

      • 13.5.9 Graceful restart configuration

      • 13.5.10 Configuration of BGP4 learned route limit

    • 13.6 Operation of extensions

      • 13.6.1 Verifying BGP4 Peer Groups

      • 13.6.2 Checking the Community

      • 13.6.3 Verifying BGP4 Multipathing

      • 13.6.4 Verifying Support Feature Negotiation

      • 13.6.5 Checking the route refresh function

      • 13.6.6 Verifying TCP MD5 Certification

      • 13.6.7 Checking BGP4 advertised route generation

      • 13.6.8 Verifying Route Flap Dampening

      • 13.6.9 Verifying Route Reflection

      • 13.6.10 Verifying Confederations

      • 13.6.11 Checking for graceful restart

      • 13.6.12 Checking the limit on the number of learned BGP4 routes

  • 14 Route Filtering (IPv4)

    • 14.1 Description of route filtering

      • 14.1.1 Overview of route filtering

      • 14.1.2 Filtering method

      • 14.1.3 RIP

      • 14.1.4 OSPF [SL-L3A]

      • 14.1.5 BGP4 [SL-L3A]

      • 14.1.6 Extranet [SL-L3A]

    • 14.2 Configuration

      • 14.2.1 List of configuration commands

      • 14.2.2 RIP learned route filtering

      • 14.2.3 RIP advertised route filtering

      • 14.2.4 OSPF learned route filtering [SL-L3A]

      • 14.2.5 OSPF advertised route filtering [SL-L3A]

      • 14.2.6 BGP4 learned route filtering [SL-L3A]

      • 14.2.7 BGP4 advertised route filtering [SL-L3A]

      • 14.2.8 Extranet [SL-L3A]

    • 14.3 Operation

      • 14.3.1 List of operation commands

      • 14.3.2 Checking the routes received by RIP (before learned route filtering)

      • 14.3.3 Checking routes resulting from SPF calculations on OSPF [SL-L3A]

      • 14.3.4 Checking routes received by BGP4 (before learned route filtering) [SL-L3A]

      • 14.3.5 Checking routes resulting from learned route filtering

      • 14.3.6 Checking routes before filtering advertised routes

      • 14.3.7 Checking RIP advertised routes

      • 14.3.8 Checking OSPF advertised routes [SL-L3A]

      • 14.3.9 Checking BGP4 advertised routes [SL-L3A]

      • 14.3.10 Check Extranet [SL-L3A]

  • 15 Description of IPv4 Multicast

    • 15.1 Overview of IPv4 Multicast

      • 15.1.1 IPv4 multicast address

      • 15.1.2 IPv4 multicast routing functionality

    • 15.2 IPv4 multicast group management function

      • 15.2.1 IGMP messaging support spec

      • 15.2.2 IGMP operation

      • 15.2.3 Determining Querier

      • 15.2.4 Managing Group Members

      • 15.2.5 IGMP timer

      • 15.2.6 Connecting to IGMPv1/IGMPv2/IGMPv3 Equipment

      • 15.2.7 Static group participation

      • 15.2.8 Notes on using IGMP

    • 15.3 IPv4 multicast forwarding function

    • 15.4 IPv4 path control function

      • 15.4.1 IPv4 Multicast Routing Protocol Overview

      • 15.4.2 IPv4 PIM-SM

      • 15.4.3 IPv4 PIM-SSM

      • 15.4.4 IPv4 path control operation when IGMPv3 is used

      • 15.4.5 Continue multicast communication in case of master switch failure

      • 15.4.6 IPv4 Multicast in VRF [SL-L3A]

    • 15.5 Concept of Network Design

      • 15.5.1 IPv4 multicast forwarding

      • 15.5.2 Redundant routes (route switching due to failure, etc.)

      • 15.5.3 Example of Adaptive Network Configuration

      • 15.5.4 Notes on Network Configuration

  • 16 IPv4 Multicast Configuration and Operation

    • 16.1 Configuration

      • 16.1.1 List of configuration commands

      • 16.1.2 Configuration flow

      • 16.1.3 Configuring IPv4 Multicast Routing

      • 16.1.4 IPv4 PIM-SM Setting

      • 16.1.5 Configuring IPv4 PIM-SM Rendezvous Point Candidates

      • 16.1.6 Setting IPv4 PIM-SM BSR candidates

      • 16.1.7 IPv4 PIM-SM Static Rendezvous Point Configuration

      • 16.1.8 IPv4 PIM-SSM Setting

      • 16.1.9 Configuring IGMP

      • 16.1.10 Configuring IPv4 Multicast Routing in VRF [SL-L3A]

      • 16.1.11 Configuring IPv4 PIM-SM in VRF [SL-L3A]

      • 16.1.12 Configuring IPv4 PIM-SM Rendezvous Point Candidates in VRF [SL-L3A]

      • 16.1.13 Set IPv4 PIM-SM BSR options in VRF [SL-L3A]

      • 16.1.14 Set IPv4 PIM-SM Static Rendezvous Point in VRF [SL-L3A]

      • 16.1.15 Configuring IPv4 PIM-SSM in VRF [SL-L3A]

      • 16.1.16 Configuring IGMP in VRF [SL-L3A]

      • 16.1.17 IPv4 Multicast Extranet Settings [SL-L3A]

      • 16.1.18 Configuring PIM-SM VRF Gateways [SL-L3A]

    • 16.2 Operation

      • 16.2.1 List of operation commands

      • 16.2.2 Checking routes to IPv4 multicast group addresses

      • 16.2.3 IPv4 PIM-SM confirmation of information

      • 16.2.4 Checking IGMP info

  • 17 IPv4 multicast route filtering

    • 17.1 Description of IPv4 Multicast Route Filtering

      • 17.1.1 Overview of IPv4 Multicast Route Filtering

      • 17.1.2 IPv4 multicast filtering methods

      • 17.1.3 IPv4 multicast extranet

    • 17.2 Configuration

      • 17.2.1 List of configuration commands

      • 17.2.2 IPv4 multicast extranet

    • 17.3 Operation

      • 17.3.1 List of operation commands

      • 17.3.2 Checking IPv4 Multicast Extranet

• PART 3: Relaying IPv6 Packets

  • 18 Description of IPv6 .NDP .ICMPv6

    • 18.1 Addressing

      • 18.1.1 IPv6 address

      • 18.1.2 Address notation

      • 18.1.3 Format prefix in the addresses

      • 18.1.4 Unicast address

      • 18.1.5 Multicast address

      • 18.1.6 Handling of IPv6 Addresses Used by the Switch

      • 18.1.7 Stateless address autoconfiguration feature

    • 18.2 IPv6 layer function

      • 18.2.1 Relay function

      • 18.2.2 IPv6 addressing units

    • 18.3 Communication function

      • 18.3.1 Internet Protocol Version 6 (IPv6)

      • 18.3.2 ICMPv6

      • 18.3.3 NDP

    • 18.4 Relay function

      • 18.4.1 Contents of the routing table

      • 18.4.2 Looking up the routing table

    • 18.5 IPv6 important reminder for use

  • 19 IPv6 .NDP .ICMPv6 configuration and operation

    • 19.1 Configuration

      • 19.1.1 List of configuration commands

      • 19.1.2 IPv6 preparing for configuring settings

      • 19.1.3 Configuring Interfaces

      • 19.1.4 Manually Configuring Link-Local Addresses

      • 19.1.5 Configuring loopback Interfaces

      • 19.1.6 Configuring Static NDP

    • 19.2 Operation

      • 19.2.1 List of operation commands

      • 19.2.2 Checking up/down of IPv6 Interfaces

      • 19.2.3 Checking the availability of communication with the destination address

      • 19.2.4 Checking the route to the destination address

      • 19.2.5 Checking NDP info

  • 20 Null interface (IPv6)

    • 20.1 Description

    • 20.2 Configuration

      • 20.2.1 List of configuration commands

      • 20.2.2 Configuring Null Interfaces

    • 20.3 Operation

      • 20.3.1 List of operation commands

      • 20.3.2 Verifying Null Interfaces

  • 21 RA

    • 21.1 Description

      • 21.1.1 Overview

      • 21.1.2 Distributing information

      • 21.1.3 What to do when the prefix information is changed

    • 21.2 Configuration

      • 21.2.1 List of configuration commands

      • 21.2.2 Configuring RA TX Suppression

      • 21.2.3 Configuring Distribution Information

      • 21.2.4 Adjusting RA Sending Interval

    • 21.3 Operation

      • 21.3.1 List of operation commands

      • 21.3.2 Review Summary Information

      • 21.3.3 To view the detailed information

  • 22 IPv6 DHCP Relay

    • 22.1 Description

      • 22.1.1 Overview

      • 22.1.2 Support Specifications

      • 22.1.3 Relay operation

      • 22.1.4 Automatic route generation for a distributed prefix

      • 22.1.5 Information about the distribution prefix

      • 22.1.6 Notes on using IPv6 DHCP relays

    • 22.2 Configuration

      • 22.2.1 List of configuration commands

      • 22.2.2 Configuration flow

      • 22.2.3 Unicast transmission through one IPv6 DHCP relay

      • 22.2.4 Multicast transmission through one IPv6 DHCP relay

      • 22.2.5 Through several IPv6 DHCP relays

    • 22.3 Operation

      • 22.3.1 List of operation commands

      • 22.3.2 Verifying Deployed Prefixes

      • 22.3.3 Checking the routing information of the distribution prefix

  • 23 IPv6 DHCP servers

    • 23.1 Description

      • 23.1.1 Support Specifications

      • 23.1.2 Supported DHCP Optional

      • 23.1.3 Routing information for the distribution prefix

      • 23.1.4 Notes on Using IPv6 DHCP Servers

    • 23.2 Configuration

      • 23.2.1 List of configuration commands

      • 23.2.2 Configuration flow for IPv6 DHCP servers

      • 23.2.3 Configuring Per-Client Static Prefixes

      • 23.2.4 Configuring Dynamic Prefix Provisioning Scope

      • 23.2.5 Setting Priorities for Distributing Prefixes to Clients

      • 23.2.6 Configuring automatic route generation for clients that distribute prefixes

      • 23.2.7 Setting to distribute only the optional information to clients

    • 23.3 Operation

      • 23.3.1 List of operation commands

      • 23.3.2 Checking the Number of Assignable Prefixes

      • 23.3.3 Verifying the Prefix Distributed

• PART 4: IPv6 Routing Protocol

  • 24 Outline of IPv6 Routing Protocol

    • 24.1 Common Description for IPv6 Routing

      • 24.1.1 Routing Overview

      • 24.1.2 Static and dynamic routing

      • 24.1.3 Routing information

      • 24.1.4 Scope of each routing protocol

      • 24.1.5 Concurrent Routing Protocol Operation

      • 24.1.6 Notes on configuration settings and changes

    • 24.2 IPv6 routing-wide operation

      • 24.2.1 List of operation commands

      • 24.2.2 Checking the route to the destination address

    • 24.3 Concept of Network Design

      • 24.3.1 Address design

      • 24.3.2 Handling of Directly Connected Routes

    • 24.4 Explanation of load balancing

      • 24.4.1 Overview of Load Balancing

      • 24.4.2 Load Balancing Specifications

      • 24.4.3 Precautions when using load balancing

    • 24.5 Load balancing configuration

      • 24.5.1 List of configuration commands

      • 24.5.2 Setting the maximum number of multipaths handled by the Switch

      • 24.5.3 Load balancing using static routes

      • 24.5.4 Load Balancing in OSPFv3 [SL-L3A]

      • 24.5.5 Load balancing with BGP4 + [SL-L3A]

    • 24.6 Load Balancing Operations

      • 24.6.1 Checking the status of multipaths handled by the Switch

      • 24.6.2 Checking Selection Paths

    • 24.7 Description of route summarization

      • 24.7.1 Overview

      • 24.7.2 Summary route forwarding method

      • 24.7.3 AS_PATH Attribute Aggregation

      • 24.7.4 Suppressing advertisement of summarization source routes

    • 24.8 Route summarization configuration

      • 24.8.1 List of configuration commands

      • 24.8.2 Configuring route summarization and summarized route advertisement

    • 24.9 Route summarization operations

      • 24.9.1 List of operation commands

      • 24.9.2 Checking summary routes

    • 24.10 Route deletion hold function

    • 24.11 Graceful restart

    • 24.12 Description of VRF [SL-L3A]

      • 24.12.1 Scope of support

      • 24.12.2 Limit on the number of routes

      • 24.12.3 Extranet

    • 24.13 VRF configuration [SL-L3A]

      • 24.13.1 List of configuration commands

      • 24.13.2 Setting the maximum number of routes

      • 24.13.3 Configuring an Extranet

    • 24.14 VRF operation [SL-L3A]

      • 24.14.1 List of operation commands

      • 24.14.2 Checking the maximum number of routes

      • 24.14.3 Checking Extranets

  • 25 Static routing (IPv6)

    • 25.1 Description

      • 25.1.1 Overview

      • 25.1.2 Route selection criteria

      • 25.1.3 Relay routing of static routes

      • 25.1.4 Dynamic monitoring

    • 25.2 Configuration

      • 25.2.1 List of configuration commands

      • 25.2.2 Configuring Default Routes

      • 25.2.3 Configuring Single-Path Routes

      • 25.2.4 Configuring Multipath Routes

      • 25.2.5 Applying Dynamic Monitoring

      • 25.2.6 Configuring Static Routes in VRF [SL-L3A]

      • 25.2.7 Configuring Static Routes Across VRF [SL-L3A]

      • 25.2.8 Configuring a static route between VRF using a IPv6 link-local address as the next hop [SL-L3A]

    • 25.3 Operation

      • 25.3.1 List of operation commands

      • 25.3.2 Checking route information

      • 25.3.3 Verifying Gateway Information

  • 26 RIPng

    • 26.1 Description

      • 26.1.1 Overview

      • 26.1.2 Route selection criteria

      • 26.1.3 Advertisement of routing information

      • 26.1.4 Learning route information

      • 26.1.5 RIPng functions

      • 26.1.6 Notes

    • 26.2 Configuration

      • 26.2.1 List of configuration commands

      • 26.2.2 Applying RIPng

      • 26.2.3 Configuring Metrics

      • 26.2.4 Adjusting the timer

      • 26.2.5 Applying RIPng in VRF [SL-L3A]

    • 26.3 Operation

      • 26.3.1 List of operation commands

      • 26.3.2 Checking RIPng operation status

      • 26.3.3 Checking Destination Information

      • 26.3.4 Checking learned route information

      • 26.3.5 Checking advertised route information

  • 27 OSPFv3

    • 27.1 Description of basic OSPFv3 functions

      • 27.1.1 OSPFv3 Features

      • 27.1.2 OSPFv3 function

      • 27.1.3 Routing algorithm

      • 27.1.4 LSA ads

      • 27.1.5 Introduction of external AS routes

      • 27.1.6 Route selection criteria

      • 27.1.7 Equal-cost multipath

      • 27.1.8 Notes

    • 27.2 Configuration of OSPFv3 basic functions

      • 27.2.1 List of configuration commands

      • 27.2.2 Configuration flow

      • 27.2.3 Configuring OSPFv3 Apply

      • 27.2.4 Configuring advertisement of routes outside AS

      • 27.2.5 Configuring route selection

      • 27.2.6 Configuring Multipathing

      • 27.2.7 Applying OSPFv3 in VRF

    • 27.3 Interface Description

      • 27.3.1 OSPFv3 Interface types

      • 27.3.2 Connecting to neighboring routers

      • 27.3.3 Broadcast networks and designated routers

      • 27.3.4 Sending LSA

      • 27.3.5 Passive interface

    • 27.4 Interface configuration

      • 27.4.1 List of configuration commands

      • 27.4.2 Configuring Interface Parameter Changes

    • 27.5 OSPFv3 operation

      • 27.5.1 List of operation commands

      • 27.5.2 Verifying the Domain

      • 27.5.3 Checking neighboring router information

      • 27.5.4 Checking interface information

      • 27.5.5 Checking LSA

  • 28 OSPFv3 Extended functions

    • 28.1 Description of area and area division function

      • 28.1.1 Area border

      • 28.1.2 Route control when area is divided

      • 28.1.3 Stub area

      • 28.1.4 Virtual link

      • 28.1.5 Virtual Link Behavior

    • 28.2 Area configuration

      • 28.2.1 List of configuration commands

      • 28.2.2 Configuration flow

      • 28.2.3 Stub Area Settings

      • 28.2.4 Configuring an Area Border Router

      • 28.2.5 Configuring virtual links

    • 28.3 Description of graceful restart

      • 28.3.1 Overview

      • 28.3.2 Helper function

      • 28.3.3 Restart function

    • 28.4 Graceful restart configuration

      • 28.4.1 List of configuration commands

      • 28.4.2 Setting helper function

      • 28.4.3 Setting the restart function

    • 28.5 Description of stub routers

      • 28.5.1 Overview

      • 28.5.2 Stub router operation

    • 28.6 Stub router configuration

      • 28.6.1 List of configuration commands

      • 28.6.2 Stub router function

    • 28.7 Operation of OSPFv3 extensions

      • 28.7.1 List of operation commands

      • 28.7.2 Checking area borders

      • 28.7.3 Checking the area

      • 28.7.4 Checking for graceful restart

  • 29 BGP4+

    • 29.1 Description of basic functions

      • 29.1.1 Overview

      • 29.1.2 Type of peer and connection type

      • 29.1.3 Route selection

      • 29.1.4 BGP4+ functionality in VRF

      • 29.1.5 BGP4+ important reminder for use

    • 29.2 Configuration of basic functions

      • 29.2.1 List of configuration commands

      • 29.2.2 Configuration flow

      • 29.2.3 Configuring BGP4 + Peering

      • 29.2.4 BGP4 + route learning policy settings

      • 29.2.5 BGP4 + Route Advertisement Policy Settings

      • 29.2.6 Configuring learned route filters

      • 29.2.7 Configuring advertised route filters

      • 29.2.8 Setting Learned Route Filtering Conditions

      • 29.2.9 Setting advertised route filtering conditions

      • 29.2.10 Reflecting filter settings in operation

      • 29.2.11 Configuring BGP4+ in VRF

    • 29.3 Operation of basic functions

      • 29.3.1 List of operation commands

      • 29.3.2 Checking the peer type and connection mode

      • 29.3.3 Confirming BGP4 + route selection

      • 29.3.4 Checking advertised BGP4 + routes

    • 29.4 Description of Extended Functions

      • 29.4.1 BGP4 + peer group

      • 29.4.2 Community

      • 29.4.3 BGP4 + Multipathing

      • 29.4.4 Negotiation of support functions

      • 29.4.5 Route refresh

      • 29.4.6 TCP MD5 certification

      • 29.4.7 BGP4 + advertised route generation

      • 29.4.8 Route flap dampening

      • 29.4.9 Route Reflection

      • 29.4.10 Confederations

      • 29.4.11 Graceful restart

      • 29.4.12 BGP4 + learned routes limit

    • 29.5 Configuration of the extension

      • 29.5.1 BGP4 + peer group configuration

      • 29.5.2 Community configuration

      • 29.5.3 BGP4 + multipath configuration

      • 29.5.4 TCP MD5 Authorization Configuration

      • 29.5.5 Configuration of BGP4 + advertised route generation

      • 29.5.6 Configuring route flap dampening

      • 29.5.7 Configuring route reflection

      • 29.5.8 Configuration of the confederation

      • 29.5.9 Graceful restart configuration

      • 29.5.10 Configuration of BGP4 + learned route limit

    • 29.6 Operation of extensions

      • 29.6.1 Checking BGP4 and peer groups

      • 29.6.2 Checking the Community

      • 29.6.3 Verifying BGP4 + Multipathing

      • 29.6.4 Verifying Support Feature Negotiation

      • 29.6.5 Checking the route refresh function

      • 29.6.6 Verifying TCP MD5 Certification

      • 29.6.7 Checking the generation of BGP4 + advertised routes

      • 29.6.8 Verifying Route Flap Dampening

      • 29.6.9 Verifying Route Reflection

      • 29.6.10 Verifying Confederations

      • 29.6.11 Checking for graceful restart

      • 29.6.12 Checking the limit on the number of BGP4 + learned routes

  • 30 Route Filtering (IPv6)

    • 30.1 Description of route filtering

      • 30.1.1 Overview of route filtering

      • 30.1.2 Filtering method

      • 30.1.3 RIPng

      • 30.1.4 OSPFv3 [SL-L3A]

      • 30.1.5 BGP4+ [SL-L3A]

      • 30.1.6 Extranet [SL-L3A]

    • 30.2 Configuration

      • 30.2.1 List of configuration commands

      • 30.2.2 RIPng learned route filtering

      • 30.2.3 RIPng advertised route filtering

      • 30.2.4 OSPFv3 learned route filtering [SL-L3A]

      • 30.2.5 OSPFv3 advertised route filtering [SL-L3A]

      • 30.2.6 BGP4 + learned route filtering [SL-L3A]

      • 30.2.7 BGP4 + advertised route filtering [SL-L3A]

      • 30.2.8 Extranet [SL-L3A]

    • 30.3 Operation

      • 30.3.1 Checking the routes received by RIPng (before learned route filtering)

      • 30.3.2 Checking routes resulting from SPF calculations on OSPFv3 [SL-L3A]

      • 30.3.3 Checking the routes received by BGP4 + (before learned route filtering) [SL-L3A]

      • 30.3.4 Checking routes resulting from learned route filtering

      • 30.3.5 Checking routes before filtering advertised routes

      • 30.3.6 Checking RIPng advertised routes

      • 30.3.7 Checking OSPFv3 advertised routes [SL-L3A]

      • 30.3.8 Checking BGP4 + advertised routes [SL-L3A]

      • 30.3.9 Check Extranet [SL-L3A]

  • 31 Description of IPv6 Multicast

    • 31.1 Overview of IPv6 Multicast

      • 31.1.1 IPv6 multicast address

      • 31.1.2 IPv6 multicast routing functionality

    • 31.2 IPv6 multicast group management function

      • 31.2.1 Introduction to MLD

      • 31.2.2 MLD operation

      • 31.2.3 Determining Querier

      • 31.2.4 Managing IPv6 Group Members

      • 31.2.5 MLD timer

      • 31.2.6 Connecting to MLDv1/MLDv2 Equipment

      • 31.2.7 Static group participation

      • 31.2.8 Notes on using MLD

    • 31.3 IPv6 multicast forwarding function

      • 31.3.1 Relay target address

      • 31.3.2 IPv6 multicast packet forwarding

      • 31.3.3 Notes on IPv6 Multicast Forwarding Function

    • 31.4 IPv6 path control function

      • 31.4.1 IPv6 Multicast Routing Protocol Overview

      • 31.4.2 IPv6 PIM-SM

      • 31.4.3 Neighbor Detection

      • 31.4.4 Determining Forwarder

      • 31.4.5 Determining and Working with DR

      • 31.4.6 IPv6 PIM-SM operation when using MLDv2

      • 31.4.7 Notes on Redundant Routes

      • 31.4.8 IPv6 PIM-SM Timer

      • 31.4.9 IPv6 PIM-SM important reminder for use

      • 31.4.10 IPv6 PIM-SSM

      • 31.4.11 IPv6 Multicast in VRF [SL-L3A]

    • 31.5 Concept of Network Design

      • 31.5.1 IPv6 multicast forwarding

      • 31.5.2 Redundant routes (route switching due to failure, etc.)

      • 31.5.3 Example of Adaptive Network Configuration

      • 31.5.4 Notes on Network Configuration

  • 32 IPv6 Multicast Configuration and Operation

    • 32.1 Configuration

      • 32.1.1 List of configuration commands

      • 32.1.2 Configuration flow

      • 32.1.3 Configuring IPv6 Multicast Routing

      • 32.1.4 IPv6 PIM-SM Setting

      • 32.1.5 Configuring IPv6 PIM-SM Rendezvous Point Candidates

      • 32.1.6 Setting IPv6 PIM-SM BSR candidates

      • 32.1.7 IPv6 PIM-SM Static Rendezvous Point Configuration

      • 32.1.8 IPv6 PIM-SSM Setting

      • 32.1.9 Configuring MLD

      • 32.1.10 Configuring IPv6 Multicast Routing in VRF [SL-L3A]

      • 32.1.11 Configuring IPv6 PIM-SM in VRF [SL-L3A]

      • 32.1.12 Configuring IPv6 PIM-SM Rendezvous Point Candidates in VRF [SL-L3A]

      • 32.1.13 Set IPv6 PIM-SM BSR options in VRF [SL-L3A]

      • 32.1.14 Set IPv6 PIM-SM Static Rendezvous Point in VRF [SL-L3A]

      • 32.1.15 Configuring IPv6 PIM-SSM in VRF [SL-L3A]

      • 32.1.16 Configuring MLD in VRF [SL-L3A]

      • 32.1.17 IPv6 Multicast Extranet Settings [SL-L3A]

      • 32.1.18 Configuring PIM-SM VRF Gateways [SL-L3A]

    • 32.2 Operation

      • 32.2.1 List of operation commands

      • 32.2.2 Checking routes to IPv6 multicast group addresses

      • 32.2.3 IPv6 PIM-SM confirmation of information

      • 32.2.4 Checking MLD info

  • 33 IPv6 multicast route filtering

    • 33.1 Description of IPv6 Multicast Route Filtering

      • 33.1.1 Overview of IPv6 Multicast Route Filtering

      • 33.1.2 IPv6 multicast filtering methods

      • 33.1.3 IPv6 multicast extranet

    • 33.2 Configuration

      • 33.2.1 List of configuration commands

      • 33.2.2 IPv6 multicast extranet

    • 33.3 Operation

      • 33.3.1 List of operation commands

      • 33.3.2 Checking IPv6 Multicast Extranet

• PART 5: Network Path Monitoring Function

  • 34 BFD

    • 34.1 Description

      • 34.1.1 Overview

      • 34.1.2 List of Supported Functions

      • 34.1.3 BFD session-session

      • 34.1.4 Fault detected by BFD

      • 34.1.5 Multihop monitoring

      • 34.1.6 Linkage between BFD and protocols

      • 34.1.7 Notes on using BFD

    • 34.2 Configuration

      • 34.2.1 List of configuration commands

      • 34.2.2 Configuring BFD

      • 34.2.3 Configure BGP4 Peer Monitoring [SL-L3A]

    • 34.3 Operation

      • 34.3.1 List of operation commands

      • 34.3.2 Verifying BFD Sessions

      • 34.3.3 Checking the protocol

• PART 6: NETWORK PARTITION

  • 35 Network partition

    • 35.1 Description

      • 35.1.1 Overview of Network Partitions

      • 35.1.2 VRF

      • 35.1.3 Example of network construction

    • 35.2 Configuration

      • 35.2.1 List of configuration commands

      • 35.2.2 Configuring VRF

    • 35.3 Operation

      • 35.3.1 List of operation commands

      • 35.3.2 Checking VRF info

• Appendix

  • Appendix A Compliance standards

    • Appendix A.1 IP .ARP .ICMP

    • Appendix A.2 DHCP/BOOTP Relay Agent

    • Appendix A.3 DHCP Servers Function

    • Appendix A.4 RIP

    • Appendix A.5 OSPF [SL-L 3 A]

    • Appendix A.6 BGP 4 [SL-L 3 A]

    • Appendix A.7 IPv4 multicast

    • Appendix A.8 IPv6 .NDP .ICMPv6

    • Appendix A.9 RA

    • Appendix A.10 IPv6 DHCP Relay

    • Appendix A.11 IPv6 DHCP servers

    • Appendix A.12 RIPng

    • Appendix A.13 OSPFv 3 [SL-L 3 A]

    • Appendix A.14 BGP 4+ [SL-L 3 A]

    • Appendix A.15 IPv6 multicast

    • Appendix A.16 BFD

• Index