*BSD News Article 54701


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From: bherd@zeus.jersey.net (Bil Herd)
Newsgroups: comp.unix.bsd.freebsd.misc
Subject: Re: Optimize for router processing
Date: 14 Nov 1995 03:22:36 GMT
Organization: InterActive Network - Serving SNJ - SLIP/PPP/SHELL
Lines: 19
Distribution: inet
Message-ID: <48921s$a5l@hermes.jersey.net>
References: <47sr46$r3r@maxwell.eppet.pt>
NNTP-Posting-Host: zeus.jersey.net
X-Newsreader: TIN [version 1.2 PL2]

Joao Neves Cabral (jcnc@maxwell.eppet.pt) wrote:

: We currently have a FreeBSD box (486dx33 with 8mb of RAM) working as
: an IP router to the Internet. The connection is established through 
: ppp with the dial-on-demmand capability. The machine also serves two
: incomming dialup lines, supporting SLIP and PPP connections.
: This box routes IP packets between two ethernet LAN's, between the
: network hosts and the Internet, and between the PPP/SLIP hosts and 
: the all the computers.
: Sometimes, on heavy traffic, I get the following message:
:   No buffer space available

Try setting max users kernel variable to a higher number.  This 
changes the amount of sspace allocated for buffers and the number of 
buffers, etc.

--
Bil Herd
InterActive Network Services