[syslog-ng]syslog-ng problem

Pavel Urban syslog-ng@lists.balabit.hu
Wed, 13 Oct 2004 20:32:00 +0200


Hello,

we are having a problem with syslog-ng ver. 1.6.2. On one RedHat Linux 
ES 3, I've seen that it sends SYN, receives ACK and immediately sends 
RST. Anybody seen this behaviour?

20:26:34.610520 192.168.30.28.5140 > 192.168.30.162.5140: S 
1768598228:1768598228(0) win 5840 <mss 1460,sackOK,timestamp 885631 
0,nop,wscale 0> (DF)
20:26:34.610660 192.168.30.162.5140 > 192.168.30.28.5140: . ack 1 win 
62928 <nop,nop,timestamp 1022214670 497333> (DF)
20:26:34.610711 192.168.30.28.5140 > 192.168.30.162.5140: R 
611445588:611445588(0) win 0 (DF)
20:27:22.610006 192.168.30.28.5140 > 192.168.30.162.5140: S 
1768598228:1768598228(0) win 5840 <mss 1460,sackOK,timestamp 890431 
0,nop,wscale 0> (DF)
20:27:22.610152 192.168.30.162.5140 > 192.168.30.28.5140: . ack 1 win 
62928 <nop,nop,timestamp 1022239252 497333> (DF)
20:27:22.610195 192.168.30.28.5140 > 192.168.30.162.5140: R 
611445588:611445588(0) win 0 (DF)

When I try eg telnet, it works just fine.

20:30:56.617785 192.168.30.28.32908 > 192.168.30.162.5140: S 
2089428237:2089428237(0) win 5840 <mss 1460,sackOK,timestamp 911833 
0,nop,wscale 0> (DF) [tos 0x10]
20:30:56.617995 192.168.30.162.5140 > 192.168.30.28.32908: S 
1997864569:1997864569(0) ack 2089428238 win 5792 <mss 
1380,sackOK,timestamp 1022348859 911833,nop,wscale 0> (DF)
20:30:56.618051 192.168.30.28.32908 > 192.168.30.162.5140: . ack 1 win 
5840 <nop,nop,timestamp 911833 1022348859> (DF) [tos 0x10]
20:31:01.079466 192.168.30.28.32908 > 192.168.30.162.5140: F 1:1(0) ack 
1 win 5840 <nop,nop,timestamp 912279 1022348859> (DF) [tos 0x10]
20:31:01.079677 192.168.30.162.5140 > 192.168.30.28.32908: F 1:1(0) ack 
2 win 5792 <nop,nop,timestamp 1022351145 912279> (DF)
20:31:01.079717 192.168.30.28.32908 > 192.168.30.162.5140: . ack 2 win 
5840 <nop,nop,timestamp 912279 1022351145> (DF) [tos 0x10]


-- 
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Pavel Urban (pavel.urban@imaginet.cz)
IOL system disaster
Internet OnLine, owned by Cesky Telecom, a.s. (www.ct.cz)
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           Computer Stupidities, http://rinkworks.com/stupid/
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