校园网晚上经常卡顿丢包 该如何投诉

以下是今晚感受到明显卡顿时候的 ping 数据，插着网线，已排除路由器问题

情况就是连百度搜个东西页面都要好一会才出来，游戏直接卡掉线

猜想是今年大量学生搬到这个校区 + 宽带从 10M 提速到 20M （上海电信）导致的负载过高？

120.27.112.111 延迟正常应该在 22ms 左右

172.20.6.10 为内网系统地址

Ping statistics for 120.27.112.111:
    Packets: Sent = 283, Received = 280, Lost = 3 (1% loss),
Approximate round trip times in milli-seconds:
    Minimum = 87ms, Maximum = 397ms, Average = 163ms

Ping statistics for 120.27.112.111:
    Packets: Sent = 138, Received = 137, Lost = 1 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 40ms, Maximum = 496ms, Average = 132ms

Ping statistics for 120.27.112.111:
    Packets: Sent = 34, Received = 31, Lost = 3 (8% loss),
Approximate round trip times in milli-seconds:
    Minimum = 22ms, Maximum = 479ms, Average = 199ms

C:\Users\imyvm>ping 172.20.6.10 -t

Pinging 172.20.6.10 with 32 bytes of data:
Reply from 172.20.6.10: bytes=32 time=3ms TTL=57
Reply from 172.20.6.10: bytes=32 time=3ms TTL=57
Reply from 172.20.6.10: bytes=32 time=4ms TTL=57
Reply from 172.20.6.10: bytes=32 time=936ms TTL=57
Reply from 172.20.6.10: bytes=32 time=4ms TTL=57
Reply from 172.20.6.10: bytes=32 time=54ms TTL=57
Reply from 172.20.6.10: bytes=32 time=4ms TTL=57
Reply from 172.20.6.10: bytes=32 time=67ms TTL=57
Reply from 172.20.6.10: bytes=32 time=225ms TTL=57
Reply from 172.20.6.10: bytes=32 time=161ms TTL=57
Reply from 172.20.6.10: bytes=32 time=229ms TTL=57
...