[imp] IMAP issue with imp 4.1.1 [more info]
tom burkart
imp at aussec.com
Wed Jun 14 20:02:14 PDT 2006
On Jun 9, Michael M Slusarz wrote:
> Short of tracing IMP -> IMAP server traffic to determine where the hangup is,
Ok, here is a partial dump of where the hangup is (I can't see what's
wrong but hopefully it means something to you; note the big jump in the
timestamp - ~190 sec):
12:08:32.255617 IP 192.168.0.50.52518 > 192.168.0.50.imap: P 50:118(68) ack 374 win 8192 <nop,nop,timestamp 1743987292 1743987289>
0x0000: 4500 0078 fef9 4000 4006 b9d1 c0a8 0032 E..x.. at .@......2
0x0010: c0a8 0032 cd26 008f 9cef dd08 9da2 98e2 ...2.&..........
0x0020: 8018 2000 821f 0000 0101 080a 67f3 225c ............g."\
0x0030: 67f3 2259 3030 3030 3030 3031 2053 5441 g."Y00000001.STA
0x0040: 5455 5320 494e 424f 5820 284d 4553 5341 TUS.INBOX.(MESSA
0x0050: 4745 5320 5245 4345 4e54 2055 4e53 4545 GES.RECENT.UNSEE
0x0060: 4e20 5549 444e 4558 5420 5549 4456 414c N.UIDNEXT.UIDVAL
0x0070: 4944 4954 5929 0d0a IDITY)..
12:08:32.255761 IP 192.168.0.50.imap > 192.168.0.50.52518: . ack 118 win 8192 <nop,nop,timestamp 1743987292 1743987292>
0x0000: 4500 0034 b562 4000 4006 03ad c0a8 0032 E..4.b at .@......2
0x0010: c0a8 0032 008f cd26 9da2 98e2 9cef dd4c ...2...&.......L
0x0020: 8010 2000 41f2 0000 0101 080a 67f3 225c ....A.......g."\
0x0030: 67f3 225c g."\
12:08:32.658248 IP 192.168.0.50.imap > 192.168.0.50.52518: P 374:491(117) ack 118 win 8192 <nop,nop,timestamp 1743987392 1743987292>
0x0000: 4500 00a9 b564 4000 4006 0336 c0a8 0032 E....d at .@..6...2
0x0010: c0a8 0032 008f cd26 9da2 98e2 9cef dd4c ...2...&.......L
0x0020: 8018 2000 8250 0000 0101 080a 67f3 22c0 .....P......g.".
0x0030: 67f3 225c 2a20 5354 4154 5553 2049 4e42 g."\*.STATUS.INB
0x0040: 4f58 2028 4d45 5353 4147 4553 2036 3534 OX.(MESSAGES.654
0x0050: 2052 4543 454e 5420 3020 554e 5345 454e .RECENT.0.UNSEEN
0x0060: 2033 2055 4944 4e45 5854 2033 3534 3437 .3.UIDNEXT.35447
0x0070: 3020 5549 4456 414c 4944 4954 5920 3131 0.UIDVALIDITY.11
0x0080: 3436 3338 3331 3338 290d 0a30 3030 3030 46383138)..00000
0x0090: 3030 3120 4f4b 2053 5441 5455 5320 636f 001.OK.STATUS.co
0x00a0: 6d70 6c65 7465 640d 0a mpleted..
12:08:32.694968 IP 192.168.0.50.52518 > 192.168.0.50.imap: . ack 491 win 8192 <nop,nop,timestamp 1743987402 1743987392>
0x0000: 4500 0034 fefb 4000 4006 ba13 c0a8 0032 E..4.. at .@......2
0x0010: c0a8 0032 cd26 008f 9cef dd4c 9da2 9957 ...2.&.....L...W
0x0020: 8010 2000 40ab 0000 0101 080a 67f3 22ca .... at .......g.".
0x0030: 67f3 22c0 g.".
12:11:43.062837 IP 192.168.0.50.52518 > 192.168.0.50.imap: P 118:135(17) ack 491 win 8192 <nop,nop,timestamp 1744034989 1743987392>
0x0000: 4500 0045 fefd 4000 4006 ba00 c0a8 0032 E..E.. at .@......2
0x0010: c0a8 0032 cd26 008f 9cef dd4c 9da2 9957 ...2.&.....L...W
0x0020: 8018 2000 81ec 0000 0101 080a 67f3 dcad ............g...
0x0030: 67f3 22c0 3030 3030 3030 3032 204c 4f47 g.".00000002.LOG
0x0040: 4f55 540d 0a OUT..
12:11:43.069365 IP 192.168.0.50.imap > 192.168.0.50.52518: . ack 135 win 8192 <nop,nop,timestamp 1744034991 1744034989>
0x0000: 4500 0034 b566 4000 4006 03a9 c0a8 0032 E..4.f at .@......2
0x0010: c0a8 0032 008f cd26 9da2 9957 9cef dd5d ...2...&...W...]
0x0020: 8010 2000 ccc6 0000 0101 080a 67f3 dcaf ............g...
0x0030: 67f3 dcad g...
12:11:43.069655 IP 192.168.0.50.imap > 192.168.0.50.52518: P 491:584(93) ack 135 win 8192 <nop,nop,timestamp 1744034991 1744034989>
0x0000: 4500 0091 b568 4000 4006 034a c0a8 0032 E....h at .@..J...2
0x0010: c0a8 0032 008f cd26 9da2 9957 9cef dd5d ...2...&...W...]
0x0020: 8018 2000 8238 0000 0101 080a 67f3 dcaf .....8......g...
0x0030: 67f3 dcad 2a20 4259 4520 XXXX XXXX XXXX g...*.BYE.XXXXXX
...
0x0050: 6576 3120 7365 7276 6572 2074 6572 6d69 ev1.server.termi
0x0060: 6e61 7469 6e67 2063 6f6e 6e65 6374 696f nating.connectio
0x0070: 6e0d 0a30 3030 3030 3030 3220 4f4b 204c n..00000002.OK.L
0x0080: 4f47 4f55 5420 636f 6d70 6c65 7465 640d OGOUT.completed.
0x0090: 0a .
There is also another instance a bit further down where the imap server
complains about a client bug but at least there is no hangup there (may
not be important):
12:11:44.292760 IP 192.168.0.50.52533 > 192.168.0.50.imap: P 117:185(68) ack 17631 win 12320 <nop,nop,timestamp 1744035296 1744035293>
0x0000: 4500 0078 7335 4000 4006 4596 c0a8 0032 E..xs5 at .@.E....2
0x0010: c0a8 0032 cd35 008f a86a aea9 a89e 5c84 ...2.5...j....\.
0x0020: 8018 3020 821f 0000 0101 080a 67f3 dde0 ..0.........g...
0x0030: 67f3 dddd 3030 3030 3030 3034 2053 5441 g...00000004.STA
0x0040: 5455 5320 494e 424f 5820 284d 4553 5341 TUS.INBOX.(MESSA
0x0050: 4745 5320 5245 4345 4e54 2055 4e53 4545 GES.RECENT.UNSEE
0x0060: 4e20 5549 444e 4558 5420 5549 4456 414c N.UIDNEXT.UIDVAL
0x0070: 4944 4954 5929 0d0a IDITY)..
12:11:44.293215 IP 192.168.0.50.imap > 192.168.0.50.52533: P 17631:17809(178) ack 185 win 8192 <nop,nop,timestamp 1744035296 1744035296>
0x0000: 4500 00e6 caa3 4000 4006 edb9 c0a8 0032 E..... at .@......2
0x0010: c0a8 0032 008f cd35 a89e 5c84 a86a aeed ...2...5..\..j..
0x0020: 8018 2000 828d 0000 0101 080a 67f3 dde0 ............g...
0x0030: 67f3 dde0 2a20 4e4f 2043 4c49 454e 5420 g...*.NO.CLIENT.
0x0040: 4255 4720 4445 5445 4354 4544 3a20 5354 BUG.DETECTED:.ST
0x0050: 4154 5553 206f 6e20 7365 6c65 6374 6564 ATUS.on.selected
0x0060: 206d 6169 6c62 6f78 3a20 494e 424f 580d .mailbox:.INBOX.
0x0070: 0a2a 2053 5441 5455 5320 494e 424f 5820 .*.STATUS.INBOX.
0x0080: 284d 4553 5341 4745 5320 3635 3420 5245 (MESSAGES.654.RE
0x0090: 4345 4e54 2030 2055 4e53 4545 4e20 3320 CENT.0.UNSEEN.3.
0x00a0: 5549 444e 4558 5420 3335 3434 3730 2055 UIDNEXT.354470.U
0x00b0: 4944 5641 4c49 4449 5459 2031 3134 3633 IDVALIDITY.11463
0x00c0: 3833 3133 3829 0d0a 3030 3030 3030 3034 83138)..00000004
0x00d0: 204f 4b20 5354 4154 5553 2063 6f6d 706c .OK.STATUS.compl
0x00e0: 6574 6564 0d0a eted..
tom.
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