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回复 #15 ssffzz1 的帖子
我测了一下,发现回包源地址就是路由后得到的地址,所以拨号不成功
l2tp client---------------l2tp server(没有任何nat)
server抓包:
tcpdump -qn port 1701
Kernel filter, protocol ALL, datagram packet socket
tcpdump: listening on all devices
10:56:12.595421 eth2 < 192.168.1.86.1701 > 192.168.1.88.1701: udp 108
10:56:13.554275 eth2 < 192.168.1.86.1701 > 192.168.1.88.1701: udp 108
10:56:14.598116 eth1 > 172.16.2.73.1701 > 192.168.1.86.1701: udp 100 (DF)
10:56:14.598116 eth1 > 172.16.2.73.1701 > 192.168.1.86.1701: udp 12 (DF)
10:56:15.598963 eth1 > 172.16.2.73.1701 > 192.168.1.86.1701: udp 100 (DF)
10:56:15.648955 eth2 < 192.168.1.86.1701 > 192.168.1.88.1701: udp 108
10:56:15.648955 eth1 > 172.16.2.73.1701 > 192.168.1.86.1701: udp 12 (DF)
ip a:
3: eth1: <BROADCAST,MULTICAST,UP,10000> mtu 1500 qdisc pfifo_fast qlen 1000
link/ether 00:0c:29:99:18:e6 brd ff:ff:ff:ff:ff:ff
inet 172.16.2.73/24 scope global eth1
4: eth2: <BROADCAST,MULTICAST,UP,10000> mtu 1500 qdisc pfifo_fast qlen 1000
link/ether 00:0c:29:99:18:f0 brd ff:ff:ff:ff:ff:ff
inet 192.168.1.88/24 brd 192.168.1.255 scope global eth2
ip r:
172.16.2.0/24 dev eth1 proto kernel scope link src 172.16.2.73
127.0.0.0/8 dev lo scope link
default via 172.16.2.1 dev eth1
[ 本帖最后由 20040925 于 2009-7-8 19:53 编辑 ] |
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