I am trying to set up an IPv4 over IPv6  tunnel without GRE on ASR 1002. I find there are two options:tunnel mode gre ipv6tunnel mode ipv6However, it seems that the two commands have the same result- using GRE IPv6 tunnnelI do not want GRE, just plai...

                   I try to use two ASR 1k routers to set up 464XLAT environment but find something strange on CLAT side (multiple prefix stateless NAT64). My configuration on CLAT is as following: (IOS: asr1000rp1-advipservicesk9.03.05.02.S.152-1.S2...