咨询二级路由设置问题
一级路由器（WhiteYY）：192.168.1.222一级子网 192.168.1.0/24二级路由器（BlueYY）：192.168.99.1/192.168.1.199
二级子网 192.168.99.0/24
二级子网中PC： 192.168.99.119
故障现象：从PC可以ping通WhiteYY，但是从WhiteYY无法ping通PC
【诊断操作如下】
0;BlueYY: /home/root# ping 192.168.1.222 可以通
PING 192.168.1.222 (192.168.1.222): 56 data bytes
64 bytes from 192.168.1.222: seq=0 ttl=64 time=1.633 ms
64 bytes from 192.168.1.222: seq=1 ttl=64 time=1.333 ms
^C
0;WhiteYY: /home/root# ping 192.168.99.1 可以通
PING 192.168.99.1 (192.168.99.1): 56 data bytes
64 bytes from 192.168.99.1: seq=0 ttl=64 time=1.407 ms
64 bytes from 192.168.99.1: seq=1 ttl=64 time=2.176 ms
^C
--- 192.168.99.1 ping statistics ---
2 packets transmitted, 2 packets received, 0% packet loss
round-trip min/avg/max = 1.407/1.791/2.176 ms
0;WhiteYY: /home/root# ping 192.168.99.119 不能通
PING 192.168.99.119 (192.168.99.119): 56 data bytes
^C
【路由表打印如下】
0;BlueYY: /home/root# route
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
default 192.168.1.222 0.0.0.0 UG 1 0 0 apcli0
127.0.0.0 * 255.0.0.0 U 0 0 0 lo
192.168.1.0 * 255.255.255.0 U 0 0 0 apcli0
192.168.99.0 * 255.255.255.0 U 0 0 0 br0
0;WhiteYY: /home/root# route
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
default 112.95.24.1 0.0.0.0 UG 1 0 0 ppp0
112.95.24.1 * 255.255.255.255 UH 0 0 0 ppp0
127.0.0.0 * 255.0.0.0 U 0 0 0 lo
192.168.1.0 * 255.255.255.0 U 0 0 0 br0
192.168.88.0 BlackYY 255.255.255.0 UG 0 0 0 br0
192.168.99.0 BlueYY 255.255.255.0 UG 0 0 0 br0
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