问题1：是否支持IPv6与OSPFv3协议？
ipv6 address .This command was integrated into Cisco IOS XE Release 3.2SE.
Table 4 lists the features supported by Cisco IOS XE in Cisco ASR 900 Series routers. Availability of features is dependent on software release, Route Switch Processor (RSP) version, and implementation schedule. Check release notes for additional details.
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IPv6 <<<<<<<<<<<<<
● Hardware based IPv6 data forwarding
● Addressing and discovery
● Manual IPv6 interface addressing
● ICMPv6 (RFC 4443)
● IPv4 and IPv6 dual stack
● IPv6 static routing
● OSPF for IPv6 (RFC 5340) <<<<<<<<<<<<<
● DHCPv6 with relay function
● DHCPv6 server and client
● BFD for OSPF, IS-IS, BGP, and IPv6 static routes
● BFD on IP unnumbered interface
● IPv6 Provider Edge (6PE)
● IPv6 VPN Provider Edge (6VPE)
● IPv6 QoS
https://www.cisco.com/c/en/us/products/collateral/routers/asr-903-series-aggregation-services-routers/datasheet-c78-715294.html
问题2：如果支持,配置IPv6有什么注意事项吗？现网测试IPv6无法建立NDP邻居。
Configuration Examples for IPv6 Neighbor Discovery
https://www.cisco.com/c/en/us/td/docs/routers/asr920/configuration/guide/ip/ip6b-xe-3s-asr920-book/ip6-neighb-disc-xe.html#GUID-062E8B49-FFAE-45BE-9077-69F1D3F08D89
There is no configure limition mentioned
问题3：如果不支持，是否可以通过升级软件版本解决？
ASR902 IOS XE Support configure ipv6 and ospfv3.
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Rps-Cheers | If it solves your problem, please mark as answer. Thanks !
