topic Re: duplicate tcp line in Operating System - Linux

duplicate tcp line

lastgreatone — Tue, 09 May 2006 08:12:04 GMT

I'm seeing "warning, got duplicate tcp line" in the netstat command, on a RedHat ES 2.1 internet server behind a firewall.

I did some searches and found it may be related to a quick close and open same tcp connection, should I be concerned? Never noticed these messages before now.

Re: duplicate tcp line

Vipulinux — Tue, 09 May 2006 08:33:43 GMT

Hi
have seen this is Fedora as well

what does netstat -ant shows?

Cheers

Re: duplicate tcp line

Sung Oh — Tue, 09 May 2006 11:49:25 GMT

Hi France,

consider this web link for your issue.
http://kbase.redhat.com/faq/FAQ_45_6180.shtm

Regards,

Sung

Re: duplicate tcp line

lastgreatone — Tue, 09 May 2006 11:58:42 GMT

I had seen that link and don't have the parameters set.

For now I'll figure out a workaround and wait for a fix from RH.

TFTH

Re: duplicate tcp line

V S Chakravarthi — Wed, 10 May 2006 14:24:00 GMT

probably you may want to increase count of file /proc/sys/net/ipv4/tcp_keepalive_time and try