[webadmin@dns ~]$ ping6 2001:288:5652::1
PING 2001:288:5652::1(2001:288:5652::1) 56 data bytes
64 bytes from 2001:288:5652::1: icmp_seq=1 ttl=62 time=3.67 ms
64 bytes from 2001:288:5652::1: icmp_seq=2 ttl=62 time=12.4 ms
64 bytes from 2001:288:5652::1: icmp_seq=3 ttl=62 time=10.7 ms
64 bytes from 2001:288:5652::1: icmp_seq=4 ttl=62 time=1.37 ms
64 bytes from 2001:288:5652::1: icmp_seq=5 ttl=62 time=1.69 ms
64 bytes from 2001:288:5652::1: icmp_seq=6 ttl=62 time=10.7 ms
^Z
[1]+ Stopped ping6 2001:288:5652::1
[webadmin@dns ~]$ ping6 2001:288:5652::2
PING 2001:288:5652::2(2001:288:5652::2) 56 data bytes
From 2001:288:57ff::521 icmp_seq=1 Destination unreachable: Address unreachable
From 2001:288:57ff::521 icmp_seq=2 Destination unreachable: Address unreachable
From 2001:288:57ff::521 icmp_seq=3 Destination unreachable: Address unreachable
^Z
[2]+ Stopped ping6 2001:288:5652::2
從員林國小ping6 2001:288:5652::1 是可連的，但ping6 2001:288:5652::2 是連不到
所以您的Server設定是有問題的
