Ahoj,
psal jsem vyse o funkcnosti tcpdumpu. Nezaznamena ani uspesne pripojena zarizeni.
Tady vypis. Priznam se, ze toto uz je mimo moje znalosti, takze z toho nicmoc nevyctu.
Kód: Pre zobrazenie URL sa musíte prihlásiťadmin@USG:~$ ip link show
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN mode DEFAULT
link/ether e0:63:da:22:9f:d9 brd ff:ff:ff:ff:ff:ff
alias WAN
3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN mode DEFAULT
link/ether e0:63:da:22:9f:da brd ff:ff:ff:ff:ff:ff
alias LAN
4: eth2: <BROADCAST,MULTICAST> mtu 1500 qdisc noqueue state DOWN mode DEFAULT
link/ether e0:63:da:22:9f:db brd ff:ff:ff:ff:ff:ff
5: imq0: <NOARP,UP,LOWER_UP> mtu 16000 qdisc pfifo_fast state UNKNOWN mode DEFAULT qlen 11000
link/void
6: eth1.108@eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP mode DEFAULT
link/ether e0:63:da:22:9f:da brd ff:ff:ff:ff:ff:ff
7: eth1.107@eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP mode DEFAULT
link/ether e0:63:da:22:9f:da brd ff:ff:ff:ff:ff:ff
8: eth1.106@eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP mode DEFAULT
link/ether e0:63:da:22:9f:da brd ff:ff:ff:ff:ff:ff
9: eth1.105@eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP mode DEFAULT
link/ether e0:63:da:22:9f:da brd ff:ff:ff:ff:ff:ff
10: eth1.104@eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP mode DEFAULT
link/ether e0:63:da:22:9f:da brd ff:ff:ff:ff:ff:ff
11: eth1.103@eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP mode DEFAULT
link/ether e0:63:da:22:9f:da brd ff:ff:ff:ff:ff:ff
12: eth1.102@eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP mode DEFAULT
link/ether e0:63:da:22:9f:da brd ff:ff:ff:ff:ff:ff
13: eth1.101@eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP mode DEFAULT
link/ether e0:63:da:22:9f:da brd ff:ff:ff:ff:ff:ff
16: pppoe0: <POINTOPOINT,MULTICAST,NOARP,UP,LOWER_UP> mtu 1492 qdisc pfifo_fast state UNKNOWN mode DEFAULT qlen 100
link/ppp
78: l2tp0: <POINTOPOINT,MULTICAST,NOARP,UP,LOWER_UP> mtu 1400 qdisc pfifo_fast state UNKNOWN mode DEFAULT qlen 100
link/ppp
alias User: user1 (172.16.2.1)
admin@USG:~$
admin@USG:~$
admin@USG:~$ sudo netstat -tulpn | grep l2tp
udp 0 0 0.0.0.0:1701 0.0.0.0:* 11105/xl2tpd
admin@USG:~$ sudo lsof -i:500,1701,4500
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
charon 11021 root 10u IPv6 1008403 0t64 UDP *:isakmp
charon 11021 root 11u IPv6 1008404 0t64 UDP *:4500
charon 11021 root 12u IPv4 1008405 0t64 UDP *:isakmp
charon 11021 root 13u IPv4 1008406 0t64 UDP *:4500
xl2tpd 11105 root 3u IPv4 1009094 0t64 UDP *:l2f
xl2tpd 11105 root 5u IPv4 3216408 0t64 UDP xxx.xxx.xxx.xxx:l2f->cst-prg-91-121.cust.vodafone.cz:57976
admin@USG:~$