合肥电信也阔以了 :
```
╰$ ping6 -c 5
ipv6.baidu.comPING6(56=40+8+8 bytes) 240e:364:496:724:2598:a68a:82af:17ad --> 2400:da00:2::29
16 bytes from 2400:da00:2::29, icmp_seq=0 hlim=51 time=43.201 ms
16 bytes from 2400:da00:2::29, icmp_seq=1 hlim=51 time=42.770 ms
16 bytes from 2400:da00:2::29, icmp_seq=2 hlim=51 time=166.312 ms
16 bytes from 2400:da00:2::29, icmp_seq=3 hlim=51 time=43.425 ms
16 bytes from 2400:da00:2::29, icmp_seq=4 hlim=51 time=43.420 ms
---
ipv6.baidu.com ping6 statistics ---
5 packets transmitted, 5 packets received, 0.0% packet loss
round-trip min/avg/max/std-dev = 42.770/67.826/166.312/49.244 ms
```