Avaya IPv6 User Manual

Part No. 118428-A Rev. ASeptember 1997BayRS Version 12.00Site Manager Software Version 6.00 Configuring IPv6Services

Configuring IPv6 Services4-2 118428-A Rev. AEnabling and Disabling RIPWhen you add RIPv6 to an IPv6 interface, RIPv6 is enabled by default.You can use

Configuring RIPv6118428-A Rev. A 4-3Supplying RIP UpdatesBy default, RIP supplies RIP updates to neighboring networks on each interface. You can use t

Configuring IPv6 Services4-4 118428-A Rev. AReceiving RIP UpdatesBy default, RIPv6 listens for routing updates on every interface on which it is enabl

Configuring RIPv6118428-A Rev. A 4-5Supplying a Default RouteWhen the routing table does not contain the route to a particular destination address, th

Configuring IPv6 Services4-6 118428-A Rev. AListening for a Default RouteBy default, RIPv6 ignores inbound advertisements of a default route on the in

Configuring RIPv6118428-A Rev. A 4-7Specifying the Update ModeRIPv6 can issue routing updates on this interface in the following modes:• Poisoned reve

Configuring IPv6 Services4-8 118428-A Rev. ASpecifying an Interval for Update BroadcastsBy default, RIP generates a full update every 30 seconds on ea

Configuring RIPv6118428-A Rev. A 4-9Specifying a Timeout Period for an Unreachable NetworkBy default, RIP waits 90 seconds for an update from a networ

Configuring IPv6 Services4-10 118428-A Rev. ASpecifying a Hold Down TimeOnce RIP has determined that a network is unreachable, RIP continues to advert

Configuring RIPv6118428-A Rev. A 4-11Sending Triggered UpdatesRIP generates full routing updates at regular intervals. You can also configure RIP to ge

118428-A Rev. A xi About This Guide If you are responsible for configuring IPv6 and RIPv6, you need to read this guide. If you want to Go to Learn ab

Configuring IPv6 Services4-12 118428-A Rev. ASpecifying the RIPv6 DiameterThe RIP diameter is a hop count that RIPv6 uses to denote infinity. You must

Configuring RIPv6118428-A Rev. A 4-13Configuring RIPv6 PoliciesRIPv6 policies allow you to control the flow of routing information in and out of the rou

Configuring IPv6 Services4-14 118428-A Rev. AConfiguring a RIPv6 Accept PolicyA RIPv6 accept policy governs the addition of new routes to the routing t

Configuring RIPv6118428-A Rev. A 4-15Site Manager ProcedureYou do this System responds1. In the Configuration Manager window, choose Protocols.The Prot

Configuring IPv6 Services4-16 118428-A Rev. AConfiguring a RIPv6 Announce PolicyAn announce policy governs the advertisement of routing information. Wh

Configuring RIPv6118428-A Rev. A 4-17Site Manager ProcedureYou do this System responds1. In the Configuration Manager window, choose Protocols.The Prot

118428-A Rev. A A-1 Appendix ASite Manager Parameters for IPv6IPv6 Global ParametersParameter: EnablePath: Configuration Manager > Protocols > IP

Configuring IPv6 ServicesA-2 118428-A Rev. AParameter: Default HopPath: Configuration Manager > Protocols > IPv6 > IPv6 GlobalDefault: 64Optio

Site Manager Parameters for IPv6118428-A Rev. A A-3 IPV6 Interface ParametersParameter: MTU TimeoutsPath: Configuration Manager > Protocols > IPv

Configuring IPv6 Servicesxii 118428-A Rev. A Before You Begin Before using this guide, you must complete the following procedures. For a new router:•

Configuring IPv6 ServicesA-4 118428-A Rev. AParameter: Interface TokenPath: Configuration Manager > Protocols > IPv6 > Edit IPv6 InterfacesDef

Site Manager Parameters for IPv6118428-A Rev. A A-5 Parameter: Link MTUPath: Configuration Manager > Protocols > IPv6 > Edit IPv6 InterfacesDe

Configuring IPv6 ServicesA-6 118428-A Rev. AParameter: Redirect On/OffPath: Configuration Manager > Protocols > IPv6 > Edit IPv6 InterfacesDef

Site Manager Parameters for IPv6118428-A Rev. A A-7 Parameter: SMDS Group AddressPath: Configuration Manager > Protocols > IPv6 > Edit IPv6 In

Configuring IPv6 ServicesA-8 118428-A Rev. AParameter: Tunnel Protocol TypePath: Configuration Manager > Protocols > IPv6 > Edit IPv6 Interfac

Site Manager Parameters for IPv6118428-A Rev. A A-9 Parameter: Tunnel IPv4 Local AddressPath: Configuration Manager > Protocols > IPv6 > Edit

Configuring IPv6 ServicesA-10 118428-A Rev. AParameter: IPv6 Local IndexPath: Configuration Manager > Protocols > IPv6 > Edit IPv6 InterfacesD

Site Manager Parameters for IPv6118428-A Rev. A A-11 IPv6 Prefix ParametersParameter: EnablePath: Configuration Manager > Protocols > IPv6 > Li

Configuring IPv6 ServicesA-12 118428-A Rev. AParameter: Routing PreferencePath: Configuration Manager > Protocols > IPv6 > List PrefixesDefault

Site Manager Parameters for IPv6118428-A Rev. A A-13 Parameter: Autonomous Prefix FlagPath: Configuration Manager > Protocols > IPv6 > List Pre

About This Guide 118428-A Rev. A xiii screen text Indicates data that appears on the screen. Example: Set Bay Networks Trap Monitor Filters separat

Configuring IPv6 ServicesA-14 118428-A Rev. AIPv6 Neighbor Discovery ParametersParameter: Relative Valid LifetimePath: Configuration Manager > Proto

Site Manager Parameters for IPv6118428-A Rev. A A-15 Parameter: Managed Address ConfigurationPath: Configuration Manager > Protocols > IPv6 > L

Configuring IPv6 ServicesA-16 118428-A Rev. AParameter: Retransmission TimePath: Configuration Manager > Protocols > IPv6 > List Neighbor Disc

Site Manager Parameters for IPv6118428-A Rev. A A-17 Parameter: Maximum MulticastPath: Configuration Manager > Protocols > IPv6 > List Neighbo

Configuring IPv6 ServicesA-18 118428-A Rev. AIPv6 Adjacent Node ParametersParameter: EnablePath: Configuration Manager > Protocols > IPv6 > Li

Site Manager Parameters for IPv6118428-A Rev. A A-19 Parameter: Routing PreferencePath: Configuration Manager > Protocols > IPv6 > List Adjace

Configuring IPv6 ServicesA-20 118428-A Rev. AIPv6 Static Route ParametersParameter: EnablePath: Configuration Manager > Protocols > IP6 > List

Site Manager Parameters for IPv6118428-A Rev. A A-21 Parameter: Next Hop AddressPath: Configuration Manager > Protocols > IPv6 > List Static R

Configuring IPv6 ServicesA-22 118428-A Rev. ARIP IPv6 Interface ParametersParameter: EnablePath: Configuration Manager > Protocols > IPv6 > RI

Site Manager Parameters for IPv6118428-A Rev. A A-23 Parameter: Default Route SupplyPath: Configuration Manager > Protocols > IPv6 >RIPv6>I

Configuring IPv6 Servicesxiv 118428-A Rev. A OSI Open Systems InterconnectionOSPF Open Shortest Path First (Protocol)PPP Point-to-Point Protocol SMDS

Configuring IPv6 ServicesA-24 118428-A Rev. AParameter: PoisonPath: Configuration Manager > Protocols > IPv6 > RIPv6>InterfacesDefault: Poi

Site Manager Parameters for IPv6118428-A Rev. A A-25 Parameter: Timeout TimerPath: Configuration Manager > Protocols > IPv6 > RIPv6> Interf

Configuring IPv6 ServicesA-26 118428-A Rev. ARIPv6 Accept Policy ParametersParameter: Triggered UpdatesPath: Configuration Manager > Protocols >

Site Manager Parameters for IPv6118428-A Rev. A A-27 Parameter: Accept NamePath: Configuration Manager > Protocols > IPv6 > RIPv6 > Policie

Configuring IPv6 ServicesA-28 118428-A Rev. AParameter: Accept ActionPath: Configuration Manager > Protocols > IPv6 > RIPv6 > Policies >

Site Manager Parameters for IPv6118428-A Rev. A A-29 Parameter: Accept InjectPath: Configuration Manager > Protocols > IPv6 > RIPv6 > Polic

Configuring IPv6 ServicesA-30 118428-A Rev. AParameter: Accept GatewayPath: Configuration Manager > Protocols > IPv6 > RIPv6 > Policies >

Site Manager Parameters for IPv6118428-A Rev. A A-31 RIPv6 Announce Policy ParametersParameter: Accept LogPath: Configuration Manager > Protocols &g

Configuring IPv6 ServicesA-32 118428-A Rev. AParameter: Announce PrefixesPath: Configuration Manager > Protocols > IPv6 > RIPv6 > Policies &

Site Manager Parameters for IPv6118428-A Rev. A A-33 Parameter: Announce PrecedencePath: Configuration Manager > Protocols > IPv6 > RIPv6 >

About This Guide 118428-A Rev. A xv Bay Networks Customer Service You can purchase a support contract from your Bay Networks distributor or authoriz

Configuring IPv6 ServicesA-34 118428-A Rev. AParameter: Announce AdvertisePath: Configuration Manager > Protocols > IPv6 > RIPv6 > Policies

Site Manager Parameters for IPv6118428-A Rev. A A-35 Parameter: Announce RIP GatewayPath: Configuration Manager > Protocols > IPv6 > RIPv6 >

Configuring IPv6 ServicesA-36 118428-A Rev. AParameter: Announce RIP MetricPath: Configuration Manager > Protocols > IPv6 > RIPv6 > Policie

118428-A Rev. A Index-1Aactual cost update mode, 4-7addressesanycast, 1-3IPv6, 1-2IPv6 next-hop, 3-65link layer, 3-13local IPv4, 3-27MAC, 3-13multicas

Index-2 118428-A Rev. AdiameterRIP, 4-12disablingaddress prefixes, 3-33adjacent node, 3-55autonomous address configuration, 3-39global IPv6, 3-2IPv6 int

118428-A Rev. A Index-3circuit name, 3-12endpoint of a tunnel, 3-24extension headers, 1-11globalenabling and disabling, 3-2header, 1-1interfaceenablin

Index-4 118428-A Rev. Apoisoned reverse update mode, 4-7prefixcost, 3-37enabling and disabling, 3-33length of, 3-35on-link determination, 3-38preferenc

118428-A Rev. A Index-5supplyingdefault route, 4-5RIP updates, 4-3TTechnical Solutions Centers, xixtimeoutMTU Path Discovery, 3-7unreachable networkti

118428-A Rev. A 1-17 Chapter 1IPv6 Overview This overview of IP Version 6 covers the following topics: IPv6 Header The IPv6 protocol defines the heade

Configuring IPv6 Services1-18 118428-A Rev. A IPv6 Addresses An IPv6 address consists of 128 bits that identify an interface or a set of interfaces.

IPv6 Overview 118428-A Rev. A 1-19 Interface ID The interface ID or token is a unique number identifying an IPv6 node (a host or a router). For s

ii 118428-A Rev. A4401 Great America Parkway 8 Federal StreetSanta Clara, CA 95054 Billerica, MA 01821 Copyright © 1997 Bay Networks, Inc. All rights

Configuring IPv6 Services1-20 118428-A Rev. AIPv4-Compatible AddressThe IPv4-compatible address, which includes an IPv4 address in the low-order 32 bi

IPv6 Overview118428-A Rev. A 1-21An IPv4-compatible address combines hexadecimal and decimal values as follows:x.x.x.x.x.x.d.d.d.dx:x:x:x:x:x is a hex

Configuring IPv6 Services1-22 118428-A Rev. AStatic IPv4 Tunnel A static tunnel -- also called a configured tunnel -- is a mechanism for forwarding any

IPv6 Overview118428-A Rev. A 1-232. Router C encapsulates the IPv6 packet in an IPv4 header. The source address in the IPv4 header is the IPv4 address

Configuring IPv6 Services1-24 118428-A Rev. AFigure 1-5. Automatic IPv4 TunnelThe following steps occur:1. Router D receives the packet and determines

IPv6 Overview118428-A Rev. A 1-255. Router J decapsulates the packet.Note that unlike a configured tunnel, which is a permanent point-to-point link in

Configuring IPv6 Services1-26 118428-A Rev. AIPv6 Extension HeadersIPv6 extension headers describe processing options. Each extension header contains

IPv6 Overview118428-A Rev. A 1-27• The hop-by-hop extension header contains optional information that must be examined by all intermediate IPv6 router

Configuring IPv6 Services1-28 118428-A Rev. AIn stateful autoconfiguration, the host contacts a DHCP or similar address server, which assigns an addres

118428-A Rev. A 2-1Chapter 2Starting IPv6 ServicesStarting IPv6Before you can choose a protocol to run on the router, you must configure a circuit that

118428-A Rev. A iii BY COPYING OR USING THE SOFTWARE, YOU ACCEPT ALL OF THE TERMS AND CONDITIONS OF THIS LICENSE AGREEMENT. THE TERMS EXPRESSED IN

Configuring IPv6 Services2-2 118428-A Rev. AAdding Neighbor Discovery to an IPv6 InterfaceUse Site Manager to add Neighbor Discovery to an IPv6 interf

118428-A Rev. A 3-1Chapter 3Configuring and Customizing IPv6You configure and customize IPv6 by setting IPv6 parameters as described under the following

Configuring IPv6 Services3-2 118428-A Rev. ACustomizing IPv6 GloballyWhen you configure an IPv6 interface, IPv6 runs on the router with default values

Configuring and Customizing IPv6118428-A Rev. A 3-3Configuring IPv6 in Not-Forwarding ModeBy default IPv6 forwards all packets that are not addressed t

Configuring IPv6 Services3-4 118428-A Rev. ASupplying a Value for the Hop Limit FieldThe IPv6 header includes a hop limit field set by the originating

Configuring and Customizing IPv6118428-A Rev. A 3-5Specifying a Minimum Link MTU SizeEach link in the IPv6 internet has a maximum transmission unit (M

Configuring IPv6 Services3-6 118428-A Rev. AEnabling and Disabling MTU Path DiscoveryEach link in the IPv6 internet has an MTU size, which is expresse

Configuring and Customizing IPv6118428-A Rev. A 3-7Specifying an MTU Path Timeout PeriodBy default, a router that has learned a link MTU value through

Configuring IPv6 Services3-8 118428-A Rev. ACustomizing an IPv6 InterfaceWhen you configure an IPv6 interface on a circuit, IPv6 runs with default valu

Configuring and Customizing IPv6118428-A Rev. A 3-9Enabling and Disabling the InterfaceBy default, IPv6 is enabled on the interface:You can use the fo

iv 118428-A Rev. A PROFITS ARISING OUT OF OR IN CONNECTION WITH THE PERFORMANCE OF THE SOFTWARE, EVEN IF BAY NETWORKS HAS BEEN ADVISED OF THE POSSIB

Configuring IPv6 Services3-10 118428-A Rev. ASupplying a Description of the InterfaceYou can use the following Site Manager procedure to enter a descr

Configuring and Customizing IPv6118428-A Rev. A 3-11Supplying an Interface ID The interface ID -- also called the token -- is a unique number identify

Configuring IPv6 Services3-12 118428-A Rev. ASpecifying the Circuit NameBy default, IPv6 uses the circuit name you specified when you configured the int

Configuring and Customizing IPv6118428-A Rev. A 3-13Specifying the Link Layer AddressBy default, IPv6 uses the 48-bit MAC address of the interface on

Configuring IPv6 Services3-14 118428-A Rev. ASpecifying an MTU Size for the LinkBy default, IPv6 uses the default MTU size for the underlying medium.Y

Configuring and Customizing IPv6118428-A Rev. A 3-15Specifying the Size of the Forwarding TableBy default, IPv6 allows a maximum of 128 entries in the

Configuring IPv6 Services3-16 118428-A Rev. AConfiguring IPv6 on the Circuitless InterfaceIf you want to configure IPv6 on the circuitless interface, yo

Configuring and Customizing IPv6118428-A Rev. A 3-17Enabling and Disabling Redirect MessagesBy default, IPv6 sends Internet Control Message Protocol (

Configuring IPv6 Services3-18 118428-A Rev. AConfiguring ICMP Error MessagesBy default, IPv6 is allowed to transmit up to 100 ICMP error messages per s

Configuring and Customizing IPv6118428-A Rev. A 3-19Enabling and Disabling TR End Station SupportBy default, IPv6 does not provide source routing supp

118428-A Rev. A v Contents About This Guide Before You Begin ...

Configuring IPv6 Services3-20 118428-A Rev. ASpecifying an SMDS Group AddressYou can use the following Site Manager procedure to provide a switched mu

Configuring and Customizing IPv6118428-A Rev. A 3-21Specifying Frame Relay Broadcast DLCIYou can use the following Site Manager procedure to supply a

Configuring IPv6 Services3-22 118428-A Rev. ASpecifying Frame Relay Multicast DLCIYou can use the following Site Manager procedure to supply frame rel

Configuring and Customizing IPv6118428-A Rev. A 3-23Configuring a Tunnel on the InterfaceFor an overview of tunnels and information about the types of

Configuring IPv6 Services3-24 118428-A Rev. AConfiguring an IPv6 Interface as a Tunnel End PointTo indicate that the interface is the end point of a tu

Configuring and Customizing IPv6118428-A Rev. A 3-25Specifying a Tunnel TypeFor information about IPv6 and IPv4 tunnel types, see “Tunnels” on page 1-

Configuring IPv6 Services3-26 118428-A Rev. AYou can use the following Site Manager procedure to specify the type of tunnel you want you want to config

Configuring and Customizing IPv6118428-A Rev. A 3-27Specifying a Local IPv4 AddressIf you are configuring an IPv4 static tunnel, an IPv4 automatic tunn

Configuring IPv6 Services3-28 118428-A Rev. ASpecifying a Remote IPv4 AddressIf you are configuring an IPv4 static tunnel or an IPv4 semiautomatic tunn

Configuring and Customizing IPv6118428-A Rev. A 3-29Specifying a Local IPv6 IndexIf you are configuring an IPv6 static tunnel, an IPv6 automatic tunnel

vi 118428-A Rev. A Chapter 2Starting IPv6 Services Starting IPv6 ...

Configuring IPv6 Services3-30 118428-A Rev. ASpecifying a Remote IPv6 AddressIf you are configuring an IPv6 static tunnel or an IPv6 semiautomatic tunn

Configuring and Customizing IPv6118428-A Rev. A 3-31Configuring an IPv6 Address PrefixAn IPv6 address consists of an interface ID and an address prefix.

Configuring IPv6 Services3-32 118428-A Rev. AAssociating a Prefix with an interface IDYou can use following Site Manager procedure to add an address pr

Configuring and Customizing IPv6118428-A Rev. A 3-33Enabling and Disabling Use of the PrefixBy default, an address prefix you configure is enabled for us

Configuring IPv6 Services3-34 118428-A Rev. ASupplying an Address PrefixYou can use the following Site Manager procedure to supply the address prefix.Si

Configuring and Customizing IPv6118428-A Rev. A 3-35Specifying the Length of the PrefixAn address prefix can be 3 to 128 bits long.You can use the follo

Configuring IPv6 Services3-36 118428-A Rev. ASpecifying a Routing PreferenceThe default routing preference value is 15 (most preferred).You can use th

Configuring and Customizing IPv6118428-A Rev. A 3-37Specifying a CostThe default cost of an address prefix is 1.You can use the following Site Manager

Configuring IPv6 Services3-38 118428-A Rev. AConfiguring the Prefix for On-Link DeterminationBy default, an address prefix can be used for on-link determ

Configuring and Customizing IPv6118428-A Rev. A 3-39Enabling Autonomous Address ConfigurationBy default, this prefix can be used for autonomous address

118428-A Rev. A viiSpecifying a Remote IPv6 Address ...3-30Configuring an IPv6 Ad

Configuring IPv6 Services3-40 118428-A Rev. ASupplying a Preferred Lifetime ValueThe referred lifetime value indicates the length of time in seconds (

Configuring and Customizing IPv6118428-A Rev. A 3-41Supplying a Valid Lifetime ValueThe valid lifetime value indicates the length of time in seconds (

Configuring IPv6 Services3-42 118428-A Rev. ACustomizing IPv6 Neighbor DiscoveryFor an overview, see “Neighbor Discovery” on page 1-27. When you config

Configuring and Customizing IPv6118428-A Rev. A 3-43Enabling and Disabling Neighbor DiscoveryBy default, neighbor discovery is enabled on the interfac

Configuring IPv6 Services3-44 118428-A Rev. AControlling Router AdvertisementsAn IPv6 router receives ND solicitations messages from hosts on local ne

Configuring and Customizing IPv6118428-A Rev. A 3-45Controlling Address AutoconfigurationUsing the router advertisement that it sends in response to a

Configuring IPv6 Services3-46 118428-A Rev. AControlling Nonaddress AutoconfigurationTurn the Managed Non-Address flag on if you want hosts to use the a

Configuring and Customizing IPv6118428-A Rev. A 3-47Specifying a Neighbor Reachability TimeThe neighbor reachability time is the number of millisecond

Configuring IPv6 Services3-48 118428-A Rev. ASpecifying a Retransmission Time For Neighbor SolicitationsThe retransmission time for neighbor solicitat

Configuring and Customizing IPv6118428-A Rev. A 3-49Specifying a Maximum Hop Limit for ND AdvertisementsThe default maximum hop limit for ND advertise

viii 118428-A Rev. A Specifying the Prefix Length ...3-64Supplying the

Configuring IPv6 Services3-50 118428-A Rev. ASpecifying a Minimum Time for Unsolicited AdvertisementsThe minimum time for unsolicited advertisements i

Configuring and Customizing IPv6118428-A Rev. A 3-51Specifying a Maximum Time for Unsolicited AdvertisementsThe maximum time for unsolicited advertise

Configuring IPv6 Services3-52 118428-A Rev. ASpecifying a Lifetime for the Default RouterBy default, the default router has a lifetime of 1800 seconds

Configuring and Customizing IPv6118428-A Rev. A 3-53Configuring Address Duplication DetectionBy default, the router sends a single neighbor solicitatio

Configuring IPv6 Services3-54 118428-A Rev. ADefining an IPv6 Adjacent NodeAn adjacent node is a device attached to a local network. You define an adjac

Configuring and Customizing IPv6118428-A Rev. A 3-55Enabling and Disabling the Adjacent Node DefinitionBy default, the adjacent node definition that you

Configuring IPv6 Services3-56 118428-A Rev. ASupplying the Physical Address of the Adjacent NodeFor a frame relay PVC, the physical address of the adj

Configuring and Customizing IPv6118428-A Rev. A 3-57Specifying the Link Layer Encapsulation TypeBy default, the link layer encapsulation type defined f

Configuring IPv6 Services3-58 118428-A Rev. ASpecifying a Route Preference ValueBy default, this definition has a preference value of 15 (most preferre

Configuring and Customizing IPv6118428-A Rev. A 3-59Specifying the CostBy default, this adjacent node definition has a cost of 1.The cost value you spe

118428-A Rev. A ix Figures Figure 1-1. 128-Bit IPv6 Address Format ...1-2Figure 1-2.

Configuring IPv6 Services3-60 118428-A Rev. ASupplying the WAN Address of the Adjacent NodeIPv6 uses a WAN address (for example, an X.121 or E.164 add

Configuring and Customizing IPv6118428-A Rev. A 3-61Configuring an IPv6 Static RouteA static route is a manually configured route that specifies the next

Configuring IPv6 Services3-62 118428-A Rev. AEnabling and Disabling the Static RouteBy default, the static route you configure is enabled.You can use t

Configuring and Customizing IPv6118428-A Rev. A 3-63Supplying the Destination IPv6 Address PrefixYou can use the following Site Manager procedure to sp

Configuring IPv6 Services3-64 118428-A Rev. ASpecifying the Prefix LengthYou can use the following Site Manager procedure to specify the length (in bit

Configuring and Customizing IPv6118428-A Rev. A 3-65Supplying the IPv6 Next-Hop AddressYou can use the following Site Manager procedure to supply the

Configuring IPv6 Services3-66 118428-A Rev. ASpecifying a Route Preference ValueBy default, the static route has a preference value of 15 (most prefer

Configuring and Customizing IPv6118428-A Rev. A 3-67Specifying the CostBy default, the static route has a cost of 1.You can use the following Site Man

Configuring IPv6 Services3-68 118428-A Rev. AConfiguring a Static Default RouteA default route entry in the routing table has a destination address of

118428-A Rev. A 4-1Chapter 4Configuring RIPv6You configure RIPv6 by setting parameters as described under the following topics:Topic PageEnabling and Di