Re: [lwip-users] lwip2.0.2 l2tp question

[odobryabov]

And if move that printf in l2tp_input with other debug information (sometimes
Data hex: doesn't work):

ppp phase changed[1]: phase=0
ppp_connect[1]: holdoff=0
ppp phase changed[1]: phase=3
pppol2tp: input packet, len=107, tunnel=47089, session=0, ns=0, nr=1
Data hex: 80 08 00 00 00 00 00 02 80 08 00 00 00 02 01 00 80 0a 00 00 00 03
00 00 00 03 80 0a 00 00 00 04 00 00 00 00 00 08 00 00 00 06 06 90 80 10 00
00 00 07 57 69 76 65 2d 4e 47 2d 4d 54 00 13 00 00 00 08 78 65 6c 65 72 61
6e 63 65 2e 63 6f 6d 80 08 00 00 00 09 42 58 80 08 00 00 00 0a 00 08 
pppol2tp: Assigned tunnel ID 16984
pppol2tp: input packet, len=12, tunnel=47089, session=0, ns=1, nr=2
Data hex: 
pppol2tp: input packet, len=28, tunnel=47089, session=35933, ns=1, nr=3
Data hex: 80 08 00 00 00 00 00 0b 80 08 00 00 00 0e cc 3b 
pppol2tp: Assigned session ID 52283
ppp_start[1]
ppp phase changed[1]: phase=6
ppp_send_config[1]
ppp_recv_config[1]
ppp: auth protocols: PAP=0 CHAP=1 CHAP_MD5=0 CHAP_MS=0 CHAP_MS2=1
sent [LCP ConfReq id=0x5 <mru 1450> <magic 0xdadcdfcd>]
ppp_start[1]: finished
pppol2tp: input packet, len=12, tunnel=47089, session=0, ns=2, nr=3
Data hex: 
pppol2tp: input packet, len=12, tunnel=47089, session=35933, ns=2, nr=4
Data hex: 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 01 01 00 15 02 06 00 00 00 00 03 05 c2 23 81 05 06 d9
bb 4b cc 
rcvd [LCP ConfReq id=0x1 <asyncmap 0x0> <auth chap MS-v2> <magic
0xd9bb4bcc>]
sent [LCP ConfRej id=0x1 <asyncmap 0x0>]
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 01 02 00 0f 03 05 c2 23 81 05 06 d9 bb 4b cc 
rcvd [LCP ConfReq id=0x2 <auth chap MS-v2> <magic 0xd9bb4bcc>]
sent [LCP ConfAck id=0x2 <auth chap MS-v2> <magic 0xd9bb4bcc>]
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 01 02 00 0f 03 05 c2 23 81 05 06 d9 bb 4b cc 
rcvd [LCP ConfReq id=0x2 <auth chap MS-v2> <magic 0xd9bb4bcc>]
sent [LCP ConfAck id=0x2 <auth chap MS-v2> <magic 0xd9bb4bcc>]
pppol2tp: timeout
sent [LCP ConfReq id=0x5 <mru 1450> <magic 0xdadcdfcd>]
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 02 05 00 0e 01 04 05 aa 05 06 da dc df cd 
rcvd [LCP ConfAck id=0x5 <mru 1450> <magic 0xdadcdfcd>]
netif_set_mtu[1]: mtu=1450
ppp_send_config[1]
ppp_recv_config[1]
ppp phase changed[1]: phase=7
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 00 00 08 d9 bb 4b cc 
rcvd [LCP EchoReq id=0x0 magic=0xd9bb4bcc]
sent [LCP EchoRep id=0x0 magic=0xdadcdfcd]
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c2 23 01 0b 00 1f 10 d8 ac ec 33 75 1d 9a 30 c5 40 4e 06 64
98 43 fc 57 69 76 65 2d 4e 47 2d 4d 54 
rcvd [CHAP Challenge id=0xb <d8acec33751d9a30c5404e06649843fc>, name =
"Wive-NG-MT"]
sent [CHAP Response id=0xb
<485cbfdb8233c4342d830600464c5e5300000000000000005eeef50fa99f0ed96b9049d96063aae4884e011953dc6d5800>,
name = "test2"]
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c2 23 03 0b 00 3f 53 3d 31 38 45 34 31 30 42 34 42 44 35 33
38 45 35 42 38 30 45 42 46 34 42 44 35 46 35 33 30 34 38 32 38 44 42 30 39
33 43 43 20 4d 3d 41 63 63 65 73 73 20 67 72 61 6e 74 65 64 
rcvd [CHAP Success id=0xb "S=18E410B4BD538E5B80EBF4BD5F5304828DB093CC
M=Access granted"]
CHAP authentication succeeded
ppp phase changed[1]: phase=9
sent [IPCP ConfReq id=0x9 <addr 0.0.0.0>]
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 80 21 01 01 00 0a 03 06 ac 10 c8 01 
rcvd [IPCP ConfReq id=0x1 <addr 172.16.200.1>]
sent [IPCP ConfAck id=0x1 <addr 172.16.200.1>]
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 80 21 03 09 00 0a 03 06 ac 10 c8 05 
rcvd [IPCP ConfNak id=0x1 <addr 172.16.200.5>]
sent [IPCP ConfReq id=0x2 <addr 172.16.200.5>]
pppol2tp: input packet, len=0, tunnel=53427, session=47857, ns=0, nr=0
Data hex: ff 03 80 21 02 02 00 0a 03 06 ac 10 c8 05 
rcvd [IPCP ConfAck id=0x2 <addr 172.16.200.5>]
sent [IPCP ConfReq id=0x6 <addr 172.16.200.5>] 
pppol2tp: input packet, len=0, tunnel=53427, session=47857, ns=0, nr=0 
Data hex:
rcvd [IPCP ConfAck id=0x6 <addr 172.16.200.5>] 
sifvjcomp[1]: VJ compress enable=0 slot=0 max slot=0
sifup[1]: err_code=0
local  IP address 172.16.200.5
remote IP address 172.16.200.1
ppp phase changed[1]: phase=10
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 01 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 02 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 03 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
D
a hex: ff 03 c0 21 09 04 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 05 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 06 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 07 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 08 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 09 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 0a 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 0b 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 0c 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 0d 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 0e 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 0f 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 10 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 11 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 12 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=20, tunnel=47089, session=0, ns=2, nr=4
Data hex: 80 08 00 00 00 00 00 06 
pppol2tp: input packet, len=20, tunnel=47089, session=0, ns=2, nr=4
Data hex: 80 08 00 00 00 00 00 06 
pppol2tp: input packet, len=20, tunnel=47089, session=0, ns=2, nr=4
Data hex: 80 08 00 00 00 00 00 06 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 13 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 14 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=20, tunnel=47089, session=0, ns=2, nr=4
Data hex: 80 08 00 00 00 00 00 06 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 15 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 16 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=20, tunnel=47089, session=0, ns=2, nr=4
Data hex: 80 08 00 00 00 00 00 06 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 17 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 18 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 19 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 1a 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 1b 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 09 1c 00 08 d9 bb 4b cc 
pppol2tp: input packet, len=45, tunnel=47089, session=0, ns=3, nr=4
Data hex: 80 08 00 00 00 00 00 04 80 08 00 00 00 09 42 58 80 11 00 00 00 01
00 01 00 00 54 69 6d 65 6f 75 74 
pppol2tp: input packet, len=0, tunnel=47089, session=35933, ns=0, nr=0
Data hex: ff 03 c0 21 05 03 00 10 55 73 65 72 20 72 65 71 75 65 73 74 
rcvd [LCP TermReq id=0x3 "User request"]
LCP terminated by peer (User request)
ppp phase changed[1]: phase=9
sifvjcomp[1]: VJ compress enable=0 slot=0 max slot=0
sifdown[1]: err_code=0
ppp phase changed[1]: phase=6
ppp_send_config[1]
ppp_recv_config[1]
sent [LCP TermAck id=0x3]
pppol2tp: input packet, len=45, tunnel=47089, session=0, ns=3, nr=4
Data hex: 80 08 00 00 00 00 00 04 80 08 00 00 00 09 42 58 80 11 00 00 00 01
00 01 00 00 54 69 6d 65 6f 75 74 
pppol2tp: input packet, len=45, tunnel=47089, session=0, ns=3, nr=4
Data hex: 80 08 00 00 00 00 00 04 80 08 00 00 00 09 42 58 80 11 00 00 00 01
00 01 00 00 54 69 6d 65 6f 75 74 
ppp phase changed[1]: phase=12
Connection terminated.
ppp_link_terminated[1]
ppp_link_end[1]
ppp phase changed[1]: phase=0
status_cb: Connection lost
ppp_link_terminated[1]: finished.



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