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ZXR10 T600/T1200 Carrier Class High-End Router User Manual (IPv6 Volume) Version 2.8.30 ZTE CORPORATION ZTE Plaza, Keji Road South, Hi-Tech Industrial Park, Nanshan District, Shenzhen, P. R. China 518057 Tel: (86) 755 26771900 Fax: (86) 755 26770801 URL: http://ensupport.zte.com.cn E-mail: support@zte.com.cn...
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The contents of this document are protected by copyright laws and international treaties. Any reproduction or distribution of this document or any portion of this document, in any form by any means, without the prior written consent of ZTE CORPO- RATION is prohibited.
ZXR10 T600/T1200. The following documentation is related to this manual: Related Documentation � ZXR10 T600/T1200 (V2.8.30) Carrier Class High-End Router Hardware Installation Manual Confidential and Proprietary Information of ZTE CORPORATION...
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ZXR10 T600/T1200 User Manual (IPv6 Volume) � ZXR10 T600/T1200 (V2.8.30) Carrier Class High-End Router Hardware Manual � ZXR10 T600/T1200 (V2.8.30) Carrier Class High-End Router User Manual (Basic Configuration Volume) � ZXR10 T600/T1200 (V2.8.30) Carrier Class High-End Router User Manual (IPv4 Routing Volume) �...
ZTE Corporation will assume no responsibility for consequences re- sulting from violation of general specifications for safety operations or of safety rules for design, production and use of the devices.
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ZXR10 T600/T1200 User Manual (IPv6 Volume) Warning: Indicates the matters needing close attention. If this is ignored, serious injury accidents may happen or devices may be damaged. Caution: Indicates the matters needing attention during configuration. Note: Indicates the description, hint, tip, and so on for configuration op- erations.
340,282,366,920,938,463,463,374,607,431,768,211,456. � It provides 2.2×10 addresses per cm if addresses are allo- cated based on ground area. The following are differences between IPv4 and IPv6 in header format. Confidential and Proprietary Information of ZTE CORPORATION...
ZXR10 T600/T1200 User Manual (IPv6 Volume) Table 1 Table 2 are the header formats of IPv4 and IPv6 re- spectively. (Numbers in the tables refer to bit numbers.) 1 IP ABLE EADER ORMAT 4 - Version 4 – Header 8 - Service...
The table includes the following fields. – FP field This is the 3-bit format prefix in an IPv6 address, in- dicating to which address category in the IPv6 address space this address belongs. Currently, the field is 001, Confidential and Proprietary Information of ZTE CORPORATION...
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ZXR10 T600/T1200 User Manual (IPv6 Volume) indicating this is the aggregatable global unicast ad- dress. – TLA ID field This is the top-level aggregation identifier, including the routing information about the addresses at the highest level. Here, it refers tothe routing information with the most hosts in network interconnection.
Link Local Address and Site-Local Address � Using the network Model 10 address to translate IPv4 net- work addresses provides an option for the institutions that do not want to apply for globally unique IPv4 network ad- dresses. Confidential and Proprietary Information of ZTE CORPORATION...
ZXR10 T600/T1200 User Manual (IPv6 Volume) A router that resides outside of an institution but used by the institution shall not forward these addresses. It can neither prevent these addresses from being forwarded, nor distinguish these addresses from other valid IPv4 ad- dresses.
IPv6 global address space. The possible values 4–bits value ranges from 0 to 15. Table 8 shows the corresponding range. ABLE ULTICAST COPE ALUE Decimal Value Reserved Node-local range Link-local range Unallocated Confidential and Proprietary Information of ZTE CORPORATION...
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ZXR10 T600/T1200 User Manual (IPv6 Volume) Decimal Value Unallocated Site-local range Unallocated Unallocated Institution-local range Unallocated Unallocated Unallocated Unallocated Unallocated Global range Reserved Group ID field � The 112-bit multicast ID field identifies a multicast group within a specified range permanently or temporarily.
IPv6 ad- dresses. 9 IP ABLE DDRESS OMPRESSION Add Type Normal Format Compressed Format Unicast address 1080:0:0:0:8:800:200C:417 1080::8:800:200C:417A FF01:0:0:0:0:0:0:101 FF01::101 Multicast address Loopback address 0:0:0:0:0:0:0:1 Unspecified address 0:0:0:0:0:0:0:0 Confidential and Proprietary Information of ZTE CORPORATION...
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ZXR10 T600/T1200 User Manual (IPv6 Volume) In the environment mixed with IPv4 and IPv6, there may be a third way. The least significant 32-bit in an IPv6 address can be used to express an IPv4 address in a mixed way: X:X:X:X:X:X:d.d.d.d, among which X represents a 16-bit and d indicates a 8-bit decimal integer.
The procedure is as follows: In the stateless auto configuration process, the host adds its network adapter MAC address after the 1111111010 prefix of the link-local address to create a link-local uni- cast address. Confidential and Proprietary Information of ZTE CORPORATION...
ZXR10 T600/T1200 User Manual (IPv6 Volume) IEEE has modified the network adapter MAC address from 48-bit to 64-bit. If the network adapter MAC address used by the host is still 48-bit, the IPv6 network adapter driver will convert the 48-bit MAC address to the 64-bit MAC ad- dress in accordance with an IEEE formula.
IPv6 TCP state transition information. debug ipv6 tcp all This enables all TCP debugging. ZXR10# debug ipv6 udp This enables IPv6 UDP ZXR10# debugging. Result: The maintenance and diagnosis of IPv6 address has been configured. Confidential and Proprietary Information of ZTE CORPORATION...
ZXR10 T600/T1200 User Manual (IPv6 Volume) IPv6 Address Configuration Examples Example 1: Suppose that a Gigabit Ethernet interface card is inserted in the Slot 3 of ZXR10 T600/T1200, and IPv6 address is configured on the second interface. The following are detailed configurations. ZXR10(config)#interface gei_3/2...
RFC 1970 (IPv6 neighbor discovery) describes the neighbor dis- covery mechanism, which provides some different purposes, in- cluding the following support. � Router Discovery This mechanism helps a host to identify the local router. � Prefix Discovery Confidential and Proprietary Information of ZTE CORPORATION...
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ZXR10 T600/T1200 User Manual (IPv6 Volume) This mechanism is used by nodes to determine an address pre- fix that is used to specify the link-local address and an address prefix that must be sent to a router for forwarding. �...
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� Proxy Advertisement Confidential and Proprietary Information of ZTE CORPORATION...
ZXR10 T600/T1200 User Manual (IPv6 Volume) When a node fails to properly respond to the neighbor discov- ery request, the neighbor discovery mechanism allows another node to represent this node. For example, a proxy server can represent the mobile IP node.
ZXR10(config-if)# nd6 add 2003::200 00d0.d0c7.d0d0 Example 2: This example describes how to view neighbor buffer table of Ethernet interface fei_1/1. ZXR10#show nd6 cache Address Link-Address NetName State 2003::200 0:d0:d0:c7:d0:d0 fei_1/1 static Reachable 8245::202 0:d0:d0:c7:d0:0 fei_1/1 infinity Reachable Confidential and Proprietary Information of ZTE CORPORATION...
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| rip | static] show ipv6 route summary This shows the statistic ZXR10(config)# information about numbers of the various routes in the IPv6 routing table. Result: IPv6 static route has been configured. Confidential and Proprietary Information of ZTE CORPORATION...
ZXR10 T600/T1200 User Manual (IPv6 Volume) IPv6 Static Route Configuration Example A static route is required to configure, which destination address is 2000::0/60, the next hop address is 3000:2, the administrative distance is 100. The configuration is shown below. ZXR10(config)# ipv6 route 2000::0/60 3000::2 100...
Similarly, due to application of IPv6 addresses, it is not necessary to distinguish network routes, subnet routes and host routes in RIPng. � Protocol Application Scope Confidential and Proprietary Information of ZTE CORPORATION...
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ZXR10 T600/T1200 User Manual (IPv6 Volume) According to design, RIPv1 and RIPv2 to adapt to both TCP/IP suite and other network protocol suites. Therefore, routing table entries of a packet contain network protocol suite field. However, it is seldom used for other non-IP networks in practice.
RIPng protocol. summary-prefix X:X::X:X/< This configures summary ZXR10(config-router)# 0~128> route. clear ipv6 rip route X:X::X:X/<0-128>| all This clears the routes received ZXR10# by the RIPng protocol. Result: The enhanced RIPng has been configured. Confidential and Proprietary Information of ZTE CORPORATION...
ZXR10 T600/T1200 User Manual (IPv6 Volume) Configuring RIPng Maintenance and Diagnosis To maintain and diagnose RIPng, use the following commands. Command Function show ipv6 rip This shows the content of the ZXR10# RIPng protocol. show ipv6 rip interface<interface name> This shows RIPng protocol ZXR10# enabled interfaces.
Autonomous System (AS) external routes and so on. Differences between OSPFv3 and OSPFv2 There are differences between OSPFv3 and OSPFv2 because OSPFv3 is based on IPv6. Confidential and Proprietary Information of ZTE CORPORATION...
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ZXR10 T600/T1200 User Manual (IPv6 Volume) � OSPFv3 processes protocol on link, not on subnet. IPv6 uses the term of link to describe the facilities or mediums used by nodes for communications over the link layer. Nodes are connected with links. Multiple IP subnets can be attached to the same link.
LSA is the unit to construct OSPFv3 link state database. Router adopts LSAs to form a complete network topology and thus to generate routing table. OSPFv3 has the following types of LSAs. � Router LSA Confidential and Proprietary Information of ZTE CORPORATION...
ZXR10 T600/T1200 User Manual (IPv6 Volume) Its LS type is 0x2001. It can generate one or multiple LSAs on each router within an area. � Network LSA Its LS type is 0x2002. It can generate network LSAs for each broadcast and NBMA link within an area, which supports two or multiple routers.
The default value is 1 second. ipv6 ospf dead-interval This specifies the aging time ZXR10(config-if)# <interval>[instance <0–255>] of neighbors on an interface. The unit is second. The range is from 1 to 65535. Confidential and Proprietary Information of ZTE CORPORATION...
ZXR10 T600/T1200 User Manual (IPv6 Volume) Command Function The default value for point to point and broadcast interfaces is 40 seconds. The default value for non—broadcast and point-to-multipoint interfaces is 120 seconds. ipv6 ospf cost <cost-value>[insta This sets the interface cost ZXR10(config-if)# nce <0–255>]...
This shows the neighbor ZXR10# information about OSPFv3 instance. show ipv6 ospf route This shows the route information ZXR10# calculated by OSPFv3 instance. show ipv6 ospf topology This shows the topology ZXR10# information about OSPFv3 instance. Confidential and Proprietary Information of ZTE CORPORATION...
ZXR10 T600/T1200 User Manual (IPv6 Volume) Command Function show ipv6 ospf virtual-links This shows the virtual link ZXR10# information about OSPFv3 instance. This tracks OSPFv3 events. debug ipv6 ospf events ZXR10# debug ipv6 ospf ifsm This tracks the interface on ZXR10# which OSPFv3 is enabled.
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Chapter 6 OSPFv3 Configuration ZXR10_R2(config-router)#exit ZXR10_R2(config)#interface fei_2/2 ZXR10_R2(config-if)#ipv6 enable ZXR10_R2(config-if)#ipv6 address 2003::2/64 ZXR10_R2((config-if)#ipv6 ospf 1 area 24 ZXR10_R2((config-if)#exit ZXR10_R2(config)#interface fei_2/1 ZXR10_R2(config-if)#ipv6 enable ZXR10_R2(config-if)#ipv6 address 2005::2/64 ZXR10_R2(config-if)#ipv6 ospf 1 area 0 Confidential and Proprietary Information of ZTE CORPORATION...
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The topologies corresponding to IPv4 and IPv6 must be identical and with special restriction. While the multi-topol- ogy IS-IS can run multiple SPF algorithms. Then, the topologies corresponding to IPv4 and IPv6 may be different and with some flexibility. Confidential and Proprietary Information of ZTE CORPORATION...
ZXR10 T600/T1200 User Manual (IPv6 Volume) IS-ISv6 Basic Configuration Enabling IS-ISv6 To enable IS-ISv6, perform the following steps. Command Function router isis This enables an isis route ZXR10(config)# instance. system-id <id> This configures system ID of ZXR10(config-router)# a route entity.
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1–65535. The default value is 1200 seconds. spf-interval [<seconds>| This configures the minimum ZXR10(config-router)# level-1 [<seconds>]| level-2 <seconds>] interval for the IS-ISv6 topology calculation. Unit is second. By default, level-1 and level-2 are 10 seconds. Confidential and Proprietary Information of ZTE CORPORATION...
ZXR10 T600/T1200 User Manual (IPv6 Volume) Command Function router isis This enters IS-IS ZXR10(config)# configuration mode. is-type {level-1 | level-2-only This configures the routing ZXR10(config-router)# | level-1-2} level for a router. The default router is level-1–2 router. ignore-lsp-errors This sets the IS-ISv6 to ignore ZXR10(config-router)# the LSP checksum error.
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The range is 0–127. The priority is 64 for level-1 and level-2 by default. isis retransmit-interval This configures the time ZXR10(config-if)# <0-65535> interval of retransmitting LSPs. The default value is 5 seconds. Confidential and Proprietary Information of ZTE CORPORATION...
ZXR10 T600/T1200 User Manual (IPv6 Volume) Command Function isis wide-metric <1-16777214>[le This configures the wide ZXR10(config-if)# vel-1 | level-2] metric on interface. The range is 1–16777214, and the priority is 10 for level-1 and level-2 by default. Result: The interface parameters of IS-ISv6 have been config- ured.
ZXR10 T600/T1200 User Manual (IPv6 Volume) Multi Area IS-ISv6 Configuration Example This example describes how to configure multiple-area IS-ISv6. For large size network, multiple-area network shall be considered to use in IS-ISv6. Set the near routers to be in one area according...
IPv6 protocol is a kind of BGP4-supported protocol. The funda- mental difference between protocols of IPv6 and IPv4 routing in- formation is that IPv6 introduces area-based unicast addresses and defines the specific situations where specific address ranges must be applied. Confidential and Proprietary Information of ZTE CORPORATION...
ZXR10 T600/T1200 User Manual (IPv6 Volume) Note: This chapter emphasizes on BGP4 extension in IPv6 environment. For information about BGP configuration, please see the chapter BGP Configuration in ZXR10 T600/T1200 (V2.8.21) Carrier Class High-End Router User Manual (IP Routing Volume). BGP4+ Basic Configuration Enabling BGP4+ To enable BGP4+ on a router, perform the following steps.
Result: BGP4+ route advertisement has been configured. Configuring BGP4+ Aggregation Advertisement BGP4+ can aggregate the learnt multiple routes into one routing information for advertising outside, thus greatly reducing the num- ber of entries in routing table. Confidential and Proprietary Information of ZTE CORPORATION...
ZXR10 T600/T1200 User Manual (IPv6 Volume) To configure BGP4+ aggregation advertisement, perform the fol- lowing steps. Command Function router bgp <as-number> This enters BGP route ZXR10(config)# configuration mode. aggregate-address This creates an aggregation ZXR10(config-router)# <ip-addr>/<mask>[as-set][summary-only] policy in the BGP routing table.
Result: The routes have been filtered by using route map. This example describes how to filter routes by using route map. Example ZXR10_R1(config)#router bgp 100 ZXR10_R1(config-router)#neighbor 2005::2 remote-as 200 ZXR10_R1(config-router)#address-family ipv6 ZXR10_R1(config-router-af)#neighbor 2005::2 route-map MAP1 out ZXR10(config-router-af)#exit Confidential and Proprietary Information of ZTE CORPORATION...
ZXR10 T600/T1200 User Manual (IPv6 Volume) Configuring BGP Routing Mode To configure BGP routing mode, perform the following steps. Command Function router bgp <as-number> This configures AS number ZXR10(config)# and enters BGP route configuration mode. bgp always-compare-med This allows comparing the...
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This creates a peer-group and ZXR10(config-router)# roup-name> peer-group [<group-name>] sets a neighbor to be in a peer-group. neighbor <ip-address>|<peer- This makes a neighbors be ZXR10(config-router)# group-name> shutdown in enter the management shut-down status. Confidential and Proprietary Information of ZTE CORPORATION...
ZXR10 T600/T1200 User Manual (IPv6 Volume) Command Function neighbor <ip-address>|<peer-g This disables BGP connection ZXR10(config-router)# roup-name> strict-capability-match when local configuration capability does not match with neighbors’ strictly. neighbor <ip-address>|<pe This configures the holdtime, ZXR10(config-router)# er-group-name> timers {<keepalive><holdtime>| keepalive and connect timers connect <connecttime>...
Result: IPv6 address family mode has been configured. Configuring BGP4+ Maintenance and Diagnosis When encountering BGP4+ route problems, we can locate the faults and remove them with relevant debugging commands. Confidential and Proprietary Information of ZTE CORPORATION...
ZXR10 T600/T1200 User Manual (IPv6 Volume) To maintain and diagnose BGP4+, use the following commands. Command Function show bgp all protocol This shows the configuration ZXR10# information of BGP protocol module. show bgp ipv6 unicast neighbor [in|out]<ipv6- This shows the information of ZXR10# address>...
IPv4 by a router. The protocol field of the IPv4 datagram header is set as 41, which indicats the net load of this sub-group is an IPv6 sub-group. The source address and Confidential and Proprietary Information of ZTE CORPORATION...
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ZXR10 T600/T1200 User Manual (IPv6 Volume) destination address of the IPv4 datagram correspond to the IPv4 addresses of the tunnel ingress and egress respectively. At the egress of the tunnel, extract the IPv6 datagram and then forward it to the destination site.
When an internal IPv4 host communicates with an external IPv6 host, it will translate the IPv4 address (equivalent to the internal address) to the IPv6 address (equivalent to the global address) Confidential and Proprietary Information of ZTE CORPORATION...
ZXR10 T600/T1200 User Manual (IPv6 Volume) in the NAT server, which maintains a mapping table between IPv4 and IPv6 addresses. On the contrary, if an internal IPv6 host communicates with an external IPv4 host, IPv6 host is mapped into an internal address while the IPv4 host a global address.
5000::1, and gateway is 5000:128 in PC2. The configuration of R1 and R2 is shown below. RIPng protocol is not necessary. Static route or other routing protocols also can be used. 8 IPV6 TUNNEL CONFIGURATION EXAMPLE IGURE R1 configuration: Confidential and Proprietary Information of ZTE CORPORATION...
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Figure 4 IS-ISv6 Multiple-area Configuration Example ....50 Figure 5 Basic BGP4+ Configuration Example ......54 Figure 6 EBGP Multihop Configuration Example ......57 Figure 7 BGP4+ Configuration Example ........63 Figure 8 IPV6 TUNNEL CONFIGURATION EXAMPLE ....69 Confidential and Proprietary Information of ZTE CORPORATION...
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Table 6 Structures of Link-local Address and Site-local Address............10 Table 7 Multicast Address Format .........11 Table 8 Multicast Scope Value..........11 Table 9 IPv6 Address Compression ........13 Table 10 Protocol Structure of the IPv6 and IPv4 Dual Stack..67 Confidential and Proprietary Information of ZTE CORPORATION...
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RIP - Routing Information Protocol RIPng - Routing Information Protocol next generation SPF - Shortest Path First TCP - Transmission Control Protocol TLV - Type Length Value TTL - Time To Live UDP - User Datagram Protocol Confidential and Proprietary Information of ZTE CORPORATION...
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