>...if someone can tell me what to do here: >Border2-BGP(config)# ipv6 prefix-list test1 seq 30 permit 2002::/16 ge 16 le 48 >% Invalid prefix range for 2002::/16, make sure: len < ge-value <= le-value >Any suggestions are greatly appreciated! you wouldn't want to allow 2002::/16 le 48. there should be 2002::/16, nothing else. see 6to4 RFC. itojun