We don't use IPSec on our server. I also turned on udp and IP debug. Logs of these frames: udp_input: received datagram of length 28 UDP header: +-------------------------------+ | 1701 | 49154 | (src port, dest port) +-------------------------------+ | 28 | 0x0000 | (len, chksum) +-------------------------------+ udp (192.168.15.20, 49154) <-- (192.168.15.2, 1701) pcb (0.0.0.0, 49154) <-- (0.0.0.0, 0) pcb (0.0.0.0, 1200) <-- (0.0.0.0, 0) pcb (0.0.0.0, 161) <-- (0.0.0.0, 0) pcb (0.0.0.0, 69) <-- (0.0.0.0, 0) udp_input: calculating checksum pppol2tp: input packet, len=0, tunnel=5701, session=35356, ns=0, nr=0 udp_send: added header in given pbuf 0x2000cd94 udp_send: sending datagram of length 26 udp_send: UDP packet length 26 udp_send: UDP checksum 0xfd4c udp_send: ip_output_if (,,,,0x11,) udp_input: received datagram of length 28
ip4_output_if: st0 IP header: +-------------------------------+ | 4 | 5 | 0x00 | 46 | (v, hl, tos, len) +-------------------------------+ | 43 |000| 0 | (id, flags, offset) +-------------------------------+ | 255 | 17 | 0x1c2d | (ttl, proto, chksum) +-------------------------------+ | 192 | 168 | 15 | 20 | (src) +-------------------------------+ | 192 | 168 | 15 | 2 | (dest) +-------------------------------+ ip4_output_if: call netif->output() ip_input: iphdr->dest 0x140fa8c0 netif->ip_addr 0x140fa8c0 (0xfa8c0, 0xfa8c0, 0x14000000) ip4_input: packet accepted on interface st ip4_input: IP header: +-------------------------------+ | 4 | 5 | 0x00 | 48 | (v, hl, tos, len) +-------------------------------+ | 12882 |000| 0 | (id, flags, offset) +-------------------------------+ | 64 | 17 | 0xa904 | (ttl, proto, chksum) +-------------------------------+ | 192 | 168 | 15 | 2 | (src) +-------------------------------+ | 192 | 168 | 15 | 20 | (dest) +-------------------------------+ ip4_input: p->len 48 p->tot_len 48 pppol2tp: input packet, len=0, tunnel=53427, session=47857, ns=0, nr=0 Could anybody send here a successful log of l2tp connection? -- View this message in context: http://lwip.100.n7.nabble.com/lwip2-0-2-l2tp-question-tp30013p30027.html Sent from the lwip-users mailing list archive at Nabble.com. _______________________________________________ lwip-users mailing list [email protected] https://lists.nongnu.org/mailman/listinfo/lwip-users
