Subject: Re: Slow in accepting connections
To: Ken Nakata <firstname.lastname@example.org>
From: Henry B. Hotz <email@example.com>
Date: 09/30/1998 17:02:36
At 6:41 PM -0700 9/29/98, Ken Nakata wrote:
>Nicholas James Humfrey wrote:
>> I am running NetBSD/mac68k on a MacIIsi with an Apple Ethernet card,
>> setup apache on it to act as a proxy server for the other machines on the
>> network, this works very well and very fast. However when using other
>> like Telnet or FTP, and the IMAP host there seem to be long delays
>> host responds to the connection, so very often the client timesout.
>> also very long delays when running the netstat command.
>This is more of a shot in the dark, but it sounds like some kind of a
>reverse name lookup problem. Is inetd supposed to do reverse name
>lookups when accepting connection? That I'm not sure, though...
Makes sense actually. The NetBSD-bundled version of tcp_wrappers has
paranoid rejection turned on by default if I remember correctly. What this
means is that for every new connection arbitrated by inetd it will do both
a reverse and a forward name lookup to make sure they match. If not, no
Start with man hosts.allow for information on how to modify this behavior.
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