我有一个Linksys E900配置为桥接器。基本上，它与我的主要 Linksys 路由器无线连接。我使用从 Linksys E900 到没有无线功能的旧 PC 的直接以太网连接。
这个配置已经运行了一年多，一直很好。突然间，我好像无法从路由器上上网了。
检查状态时192.168.1.2一切似乎都正常且已连接/处于活动状态。
ping 路由器是否成功：
PING 192.168.1.2 (192.168.1.2): 56 data bytes
64 bytes from 192.168.1.2: icmp_seq=0 ttl=64 time=1.210 ms
64 bytes from 192.168.1.2: icmp_seq=1 ttl=64 time=0.739 ms
64 bytes from 192.168.1.2: icmp_seq=2 ttl=64 time=0.817 ms
64 bytes from 192.168.1.2: icmp_seq=3 ttl=64 time=0.668 ms
64 bytes from 192.168.1.2: icmp_seq=4 ttl=64 time=0.815 ms
64 bytes from 192.168.1.2: icmp_seq=5 ttl=64 time=0.745 ms
64 bytes from 192.168.1.2: icmp_seq=6 ttl=64 time=0.773 ms
64 bytes from 192.168.1.2: icmp_seq=7 ttl=64 time=0.831 ms
C
--- 192.168.1.2 ping statistics ---
8 packets transmitted, 8 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 0.668/0.825/1.210/0.154 ms
但是，Ping 到主路由器却超时了：
PING 192.168.1.1 (192.168.1.1): 56 data bytes
Request timeout for icmp_seq 0
Request timeout for icmp_seq 1
Request timeout for icmp_seq 2
Request timeout for icmp_seq 3
Request timeout for icmp_seq 4
Request timeout for icmp_seq 5
ping: sendto: No route to host
Request timeout for icmp_seq 6
ping: sendto: Host is down
Request timeout for icmp_seq 7
ping: sendto: Host is down
Request timeout for icmp_seq 8
ping: sendto: Host is down
Request timeout for icmp_seq 9
ping: sendto: Host is down
通过我的手机直接无线连接到主路由器就可以访问互联网。
关于如何继续调试，有什么指示吗？