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Re: [pptp-devel] Re: LCP: timeout sending Config-Requests
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From: Rein K. <rk...@xs...> - 2003-07-31 15:10:40
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On Thu, 31 Jul 2003 11:38:42 +0200, you wrote: > > I am encountering the same problem and posted that a few days ago. See > http://sourceforge.net/mailarchive/forum.php?thread_id=2852729&forum_id=773 > from the archives. Yes, it looks like it. (removed a name look-up and some line breaks) > % tcpdump -i eth0 not port 22 > 12:04:38.886083 brainbug.datenwelt.net.32788 > 213.239.192.78.1723: S 2153979753:2153979753(0) win 5840 <mss 1460,sackOK,timestamp 17710275 0,nop,wscale 0> (DF) > 12:04:38.897186 213.239.192.78.1723 > brainbug.datenwelt.net.32788: S 3535733211:3535733211(0) ack 2153979754 win 17520 <mss 1460,nop,wscale 0,nop,nop,timestamp 0 0,nop,nop,sackOK> (DF) > 12:04:38.897243 brainbug.datenwelt.net.32788 > 213.239.192.78.1723: . ack 1 win 5840 <nop,nop,timestamp 17710276 0> (DF) > 12:04:38.902940 brainbug.datenwelt.net.32788 > 213.239.192.78.1723: P 1:157(156) ack 1 win 5840 <nop,nop,timestamp 17710276 0> (DF) > 12:04:38.913334 213.239.192.78.1723 > brainbug.datenwelt.net.32788: P 1:157(156) ack 157 win 17364 <nop,nop,timestamp 2889958 17710276> (DF) > 12:04:38.913384 brainbug.datenwelt.net.32788 > 213.239.192.78.1723: . ack 157 win 6432 <nop,nop,timestamp 17710277 2889958> (DF) Opening of control connection, a control packet is sent in both directions (a connection-request and a connection-reply). > 12:04:39.905480 brainbug.datenwelt.net.32788 > 213.239.192.78.1723: P 157:325(168) ack 157 win 6432 <nop,nop,timestamp 17710377 2889958> (DF) > 12:04:40.115382 brainbug.datenwelt.net.32788 > 213.239.192.78.1723: P 157:325(168) ack 157 win 6432 <nop,nop,timestamp 17710398 2889958> (DF) > 12:04:40.535380 brainbug.datenwelt.net.32788 > 213.239.192.78.1723: P 157:325(168) ack 157 win 6432 <nop,nop,timestamp 17710440 2889958> (DF) > 12:04:41.375380 brainbug.datenwelt.net.32788 > 213.239.192.78.1723: P 157:325(168) ack 157 win 6432 <nop,nop,timestamp 17710524 2889958> (DF) > 12:04:43.055380 brainbug.datenwelt.net.32788 > 213.239.192.78.1723: P 157:325(168) ack 157 win 6432 <nop,nop,timestamp 17710692 2889958> (DF) > 12:04:46.415383 brainbug.datenwelt.net.32788 > 213.239.192.78.1723: P 157:325(168) ack 157 win 6432 <nop,nop,timestamp 17711028 2889958> (DF) > 12:04:53.135381 brainbug.datenwelt.net.32788 > 213.239.192.78.1723: P 157:325(168) ack 157 win 6432 <nop,nop,timestamp 17711700 2889958> (DF) Repeatedly a packet (probably a call-request) is sent. > 12:04:53.363055 213.239.192.78.1723 > brainbug.datenwelt.net.32787: P 3631774404:3631774420(16) ack 2049668230 win 17364 <nop,nop,timestamp 2890103 17699726> (DF) > 12:04:53.363069 brainbug.datenwelt.net.32787 > 213.239.192.78.1723: R 2049668230:2049668230(0) win 0 (DF) Notice the different portnumber 32787 vs 327888. This is another connection, probably from a previous attempt? > 12:05:06.575381 brainbug.datenwelt.net.32788 > 213.239.192.78.1723: P 157:325(168) ack 157 win 6432 <nop,nop,timestamp 17713044 2889958> (DF) Keeps retrying. Sequence number do not change, indicating these are retries on the TCP or the IP level, not by the pptp-client. Do other TCP connections (http, ftp, telnet) to the server work? Rein. -- Rein Klazes rk...@xs... |
