我从内网检测到一台机器老是发这种包，搞的内网没法访问网上邻居。用一般的振荡薄和冲击波还找不到。大伙帮我看看
192.168.0.170.1701 > 202.96.97.241.1701: l2tp:[L](1158/29023) {IP 68: 10.21.15.142.3882 > 192.168.221.17.445: S 2556309077:2
556309077(0) win 53760 <mss[|tcp]> (DF)}
192.168.0.170.1701 > 202.96.97.241.1701: l2tp:[L](1158/29023) {IP 68: 10.21.15.142.3883 > 192.168.11.204.445: S 2556367282:2
556367282(0) win 53760 <mss[|tcp]> (DF)}
192.168.0.170.1701 > 202.96.97.241.1701: l2tp:[L](1158/29023) {IP 68: 10.21.15.142.3884 > 192.168.77.232.445: S 2556402093:2
556402093(0) win 53760 <mss[|tcp]> (DF)}
192.168.0.170.1701 > 202.96.97.241.1701: l2tp:[L](1158/29023) {IP 68: 10.21.15.142.3885 > 192.168.30.130.445: S 2556463361:2
556463361(0) win 53760 <mss[|tcp]> (DF)}
192.168.0.170.1701 > 202.96.97.241.1701: l2tp:[L](1158/29023) {IP 68: 10.21.15.142.3886 > 192.168.112.139.445: S 2556507416:
2556507416(0) win 53760 <mss[|tcp]> (DF)}
192.168.0.170.1701 > 202.96.97.241.1701: l2tp:[L](1158/29023) {IP 68: 10.21.15.142.3887 > 192.168.153.196.445: S 2556563099:
2556563099(0) win 53760 <mss[|tcp]> (DF)}
192.168.0.170.1701 > 202.96.97.241.1701: l2tp:[L](1158/29023) {IP 68: 10.21.15.142.3888 > 192.168.71.202.445: S 2556616863:2
556616863(0) win 53760 <mss[|tcp]> (DF)}
202.96.97.241.1701 > 192.168.0.165.1701: l2tp:[](7/1) {IP 70: 100.0.0.10.53 > 10.21.4.51.1138: 59934 ServFail[|domain]}
192.168.0.170.1701 > 202.96.97.241.1701: l2tp:[L](1158/29023) {IP 68: 10.21.15.142.3889 > 192.168.99.231.445: S 2556678819:2
556678819(0) win 53760 <mss[|tcp]> (DF)}
192.168.0.170.1701 > 202.96.97.241.1701: l2tp:[L](1158/29023) {IP 68: 10.21.15.142.3890 > 192.168.246.246.445: S 2556736983:
2556736983(0) win 53760 <mss[|tcp]> (DF)}
0:0:e8:ad:44:81 > ff:ff:ff:ff:ff:ff sap e0 ui/C
>>> Unknown IPX Data: (79 bytes)
[000] FF FF 00 50 00 14 00 00 00 00 FF FF FF FF FF FF ...P.... ........
[010] 04 55 00 00 00 00 00 00 E8 AD 44 81 04 55 00 00 .U...... ..D..U..
[020] 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ........ ........
[030] 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 ........ ........
[040] 4A 4C 59 20 20 20 20 20 20 20 20 20 20 20 20 JLY
len=81
192.168.0.170.1701 > 202.96.97.241.1701: l2tp:[L](1158/29023) {IP 67: 10.21.15.142.1057 > 100.0.0.10.53: 1689+[|domain]}
192.168.0.170.1701 > 202.96.97.241.1701: l2tp:[L](1158/29023) {IP 68: 10.21.15.142.3891 > 192.168.57.147.445: S 2556826934:2
556826934(0) win 53760 <mss[|tcp]> (DF)}
192.168.0.170.1701 > 202.96.97.241.1701: l2tp:[L](1158/29023) {IP 68: 10.21.15.142.3785 > 192.168.123.152.445: S 2551133314:
2551133314(0) win 53760 <mss[|tcp]> (DF)}
192.168.0.170.1701 > 202.96.97.241.1701: l2tp:[L](1158/29023) {IP 68: 10.21.15.142.3786 > 192.168.221.62.445: S 2551193302:2
551193302(0) win 53760 <mss[|tcp]> (DF)}
192.168.0.170.1701 > 202.96.97.241.1701: l2tp:[L](1158/29023) {IP 68: 10.21.15.142.3787 > 192.168.157.166.445: S 2551228031:
2551228031(0) win 53760 <mss[|tcp]> (DF)}
192.168.0.170.1701 > 202.96.97.241.1701: l2tp:[L](1158/29023) {IP 68: 10.21.15.142.3788 > 192.168.175.114.445: S 2551266448:
2551266448(0) win 53760 <mss[|tcp]> (DF)}
192.168.0.170.1701 > 202.96.97.241.1701: l2tp:[L](1158/29023) {IP 68: 10.21.15.142.3789 > 192.168.162.157.445: S 2551320060:
2551320060(0) win 53760 <mss[|tcp]> (DF)}
