Re: mail problem continued

Glynn Clements (glynn@sensei.co.uk)
Sat, 30 May 1998 01:05:52 +0100 (BST)


RHS Linux User wrote:

> Well, about that mail problem I was having.. I've found out that the
> problem is not with sendmail or pop3d but that local network traffic has
> slowed down to a crawl. When I try to telnet to the server, it takes
> about 5 minutes for it to connect.

This smells of a reverse DNS timeout. Have you set up the DNS for the
0.168.192.in-addr.arpa domain? If you haven't, and you're logging
hostnames (e.g. via tcpd), then all connections will block until the
DNS request times out.

-- 
Glynn Clements <glynn@sensei.co.uk>
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