道教皈依三宝:最近单位上网速度极慢，固定ip 上网，通过tp-link路由共享上网！

单位在蚌埠！

最近两天登陆网站的速度极慢，但是和合肥电信机房的连接速度却很快，我测了下，最快时可以达到5MB多每秒.

还有我ping了一下，pingdns服务器，看到在第一层路由交换时就出现requit time out！
我把dns改成合肥电信和上海电信的（本来首选是蚌埠电信，备用是合肥电信），可是网速突然上去了，没有几秒钟有下来了！
是不是我的路由器怀掉了？

下面是ping的结果：

Microsoft Windows XP [版本 5.1.2600]
(C) 版权所有 1985-2001 Microsoft Corp.

C:\Documents and Settings\angel>ping 202.102.200.101 -t

Pinging 202.102.200.101 with 32 bytes of data:

Reply from 202.102.200.101: bytes=32 time=1ms TTL=251
Request timed out.
Reply from 202.102.200.101: bytes=32 time=1ms TTL=251
Reply from 202.102.200.101: bytes=32 time=1ms TTL=251
Reply from 202.102.200.101: bytes=32 time=1ms TTL=251
Reply from 202.102.200.101: bytes=32 time=1ms TTL=251
Request timed out.
Request timed out.
Reply from 202.102.200.101: bytes=32 time=1ms TTL=251
Reply from 202.102.200.101: bytes=32 time=1ms TTL=251
Reply from 202.102.200.101: bytes=32 time=1ms TTL=251
Reply from 202.102.200.101: bytes=32 time=1ms TTL=251
Reply from 202.102.200.101: bytes=32 time=1ms TTL=251
Reply from 202.102.200.101: bytes=32 time=1ms TTL=251
Reply from 202.102.200.101: bytes=32 time=1ms TTL=251
Reply from 202.102.200.101: bytes=32 time=1ms TTL=251
Reply from 202.102.200.101: bytes=32 time=1ms TTL=251
Reply from 202.102.200.101: bytes=32 time=1ms TTL=251
Reply from 202.102.200.101: bytes=32 time=1ms TTL=251
Request timed out.
Reply from 202.102.200.101: bytes=32 time=1ms TTL=251
Request timed out.
Request timed out.
Reply from 202.102.200.101: bytes=32 time=1ms TTL=251
Reply from 202.102.200.101: bytes=32 time=1ms TTL=251
Reply from 202.102.200.101: bytes=32 time=1ms TTL=251

Ping statistics for 202.102.200.101:
Packets: Sent = 26, Received = 20, Lost = 6 (23% loss),
Approximate round trip times in milli-seconds:
Minimum = 1ms, Maximum = 1ms, Average = 1ms
Control-C
^C
C:\Documents and Settings\angel>ping 60.170.96.150

Pinging 60.170.96.150 with 32 bytes of data:

Reply from 60.170.96.150: bytes=32 time<1ms TTL=64
Reply from 60.170.96.150: bytes=32 time<1ms TTL=64
Reply from 60.170.96.150: bytes=32 time<1ms TTL=64
Reply from 60.170.96.150: bytes=32 time<1ms TTL=64

Ping statistics for 60.170.96.150:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 0ms, Maximum = 0ms, Average = 0ms

C:\Documents and Settings\angel>
还有：

Microsoft Windows XP [版本 5.1.2600]
(C) 版权所有 1985-2001 Microsoft Corp.

C:\Documents and Settings\angel>tracert 202.102.192.68

Tracing route to ns.ahhfptt.net.cn [202.102.192.68]
over a maximum of 30 hops:

1 * * * Request timed out.
2 * * * Request timed out.
3 * * * Request timed out.
4 * * * Request timed out.
5 * * * Request timed out.
6 * * * Request timed out.
7 3 ms 3 ms 3 ms ns.ahhfptt.net.cn [202.102.192.68]

Trace complete.

C:\Documents and Settings\angel>
麻烦高手帮我解答！！！
小弟在此先行谢过了！