up ip addr add 2602:ffc8:2:105::6d:eXXX/112 dev eth0
up ip -6 route add 2602:ffc8:0002:0105:0000:0000:0000:0001 dev eth0
up ip -6 route add default via 2602:ffc8:0002:0105:0000:0000:0000:0001
能ping通这个网关,但是不能访问外网的IPv6地址
$ ping google.com
PING google.com(lga15s44-in-x0e.1e100.net (2607:f8b0:4006:808::200e)) 56 data bytes
^C
--- google.com ping statistics ---
2 packets transmitted, 0 received, 100% packet loss, time 1032ms