Re: Dying routers

[Tom Samplonius <tom@uniserve.com>]

On Tue, 5 Mar 1996, David Riley wrote:

> We've recently seen our routers get killed off by bad messages.  We're 
> wondering if anybody else is experiencing these problems.
> 
> I've included a copy of the message in our router directory after all our
> routers have been killed off as well some of the router logs for the message.
> 
> We are running Solaris 2.5, on a pair of Ultras which round-robin for mail.
> (equal preference MX records).  They currently are running 16 routers each
> (2.99.25).  We also use a version of mailbox which delivers to ~/mbox
> instead of /var/mail.  But none of that should affect the current situation.
> 
> As far as I can tell, when the link fails to postman, it doesn't unlink
> the message in the router directory.

  This is a bug in 2.99.25 (and earlier) that I reported to this list a 
couple of weeks ago.  Everyone should apply the patch that Matti 
presented.  See the mailing list archive on nic.funet.fi

Tom

> -- /var/spool/postoffice/router/165618-428
> external
> rcvdfrom serv01.net-link.net ([205.217.6.2])
> with SMTP
> authinfo root@serv01.net-link.net (port 1636)
> channel error
> to <lorac@direct.ca>
> Received: from SERV01.NET-LINK.NET (p5-14 [205.217.6.238]) by serv01.net-link.net (8.6.11/8.6.9) with SMTP id JAA22273 for <lorac@direct.ca>; Tue, 5 Mar 1996 09:06:20 -0500
> Message-Id: <199603051406.JAA22273@serv01.net-link.net>
> X-Mailer: <Private Idaho v.2.5b>
> Date: Tue, 05 Mar 96 09:10:30
> Reply-To: <>
> From: <>
> Subject: DOS...;-)
> To: lorac@direct.ca
> 
> 
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> 
> -- /var/logs/mail/router
> *** message header syntax error!
> router: link(165618-416, ../postman/165618): File exists
> squirrel: 165618 saved for inspection: external message claims local origin!
> *** external message claims local origin!
> <199603051406.JAA22273@serv01.net-link.net>: file: 165618-416 <> => <lorac@direct.ca>
> 
> [other messages]
> 
> *** message header syntax error!
> router: link(165618-431, ../postman/165618): File exists
> router: link(165618-431, ..165618): File exists
> squirrel: 165618 saved for inspection: external message claims local origin!
> *** external message claims local origin!
> <199603051406.JAA22273@serv01.net-link.net>: file: 165618-431 <> => <lorac@direct.ca>
> 
> [other messages]
> 
> *** message header syntax error!
> router: link(165618-425, ../postman/165618): File exists
> router: link(165618-425, ..165618): File exists
> squirrel: 165618 saved for inspection: external message claims local origin!
> *** external message claims local origin!
> <199603051406.JAA22273@serv01.net-link.net>: file: 165618-425 <> => <lorac@direct.ca>
> 
> [more messages in between including other routers dying]
> 
> *** message header syntax error!
> router: link(165618-428, ../postman/165618): File exists
> router: link(165618-428, ..165618): File exists
> squirrel: 165618 saved for inspection: external message claims local origin!
> *** external message claims local origin!
> <199603051406.JAA22273@serv01.net-link.net>: file: 165618-428 <> => <lorac@direct.ca>
> --
> 
> David Riley         - University of Waterloo
> driley@direct.ca    - Internet Direct (Vancouver, B.C.)
> 
>