Re: courier-imap

[Hervey Allen <hervey at nsrc.org>]

Hi Noah - I just have to check the obvious. Have you tried:

iptables -L
ipchains -L

to be sure that upgrading did not put any unexpected rulesets in place?

Since you are actually getting to the port I'm thinking this is not the case, but it's worth checking.

- Hervey

On Mon, 03 Jun 2002 15:00:13 +0300 (EAT)
Noah K Sematimba <ksemat at wawa.eahd.or.ug> wrote:

> 
> hi all,
> 
> I have a courier imap server running which has been working for some time
> now. After upgrading to SuSE 8.0 suddenly on connecting to the port I get
> disconnected.
> 
> The imap server is running standalone and listening. I have checked
> /etc/hosts.allow and /etc/hosts.deny and reinstalled multiple times and
> upgraded to the latest but still to no avail.
> 
> below is what happens when I try to connect to it. Also included is
> the output of strace -p <pid>  . Any ideas?
> 
> 
> ksemat at sanyu1:~> telnet 216.250.215.14 143
> Trying 216.250.215.14...
> Connected to 216.250.215.14.
> Escape character is '^]'.
> Connection closed by foreign host.
> ksemat at sanyu1:~>
> 
> This is what happens when I am connecting. Any interpretation os what is
> actually happening here?
> 
> sanyu1:~ # strace -p 715
> select(6, [5], NULL, NULL, NULL)        = 1 (in [5])
> rt_sigprocmask(SIG_BLOCK, [CHLD], [], 8) = 0
> rt_sigprocmask(SIG_SETMASK, [], [CHLD], 8) = 0
> accept(5, {sin_family=AF_INET6, sin6_port=htons(1075), inet_pton(AF_INET6,
> "::ffff:216.250.215.14", &sin6_addr), sin6_flowinfo=0, sin6_scope_id=0},
> [24]) = 4
> close(4)                                = 0
> select(6, [5], NULL, NULL, NULL
> 
> 
> 
> cheers,
> 
> Noah.
> 
> 
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