[Mailman-Users] sudden problem with mailman sending out traffic

[Mark Sapiro]

On 9/19/2011 11:53 AM, Bruce Harrison wrote:
> Mailman has been running well for months.  All of a sudden no traffic is not going out.  /var/log/maillog shows no errors.
> Mailman's smtp-failure shows:
> 
> Sep 19 13:31:32 2011 (1215) delivery to wilbcros at ut.utm.edu failed with code -1: (101, 'Network is unreachable')
> Sep 19 13:31:32 2011 (1215) delivery to briabrew at ut.utm.edu failed with code -1: (101, 'Network is unreachable')
> Sep 19 13:31:35 2011 (1215) Low level smtp error: (101, 'Network is unreachable'), msgid: <mailman.6.1316457053.1213.junk-l at mailman.utm.edu>
> Sep 19 13:31:35 2011 (1215) delivery to harrison at utm.edu failed with code -1: (101, 'Network is unreachable')
> Sep 19 13:31:38 2011 (1215) Low level smtp error: (101, 'Network is unreachable'), msgid: <mailman.7.1316457053.1213.junk-l at mailman.utm.edu>
> Sep 19 13:31:38 2011 (1215) delivery to junk-l-owner at mailman.utm.edu failed with code -1: (101, 'Network is unreachable')
> Sep 19 13:31:47 2011 (1215) Low level smtp error: (101, 'Network is unreachable'), msgid: <E6C16961ECB6B044A889CDAC6BA7B4B23CE035E9 at EXCH2010MBOX1.utm.edu>
> Sep 19 13:31:47 2011 (1215) delivery to harrison at utm.edu failed with code -1: (101, 'Network is unreachable')
> Sep 19 13:31:47 2011 (1215) delivery to afortner at utm.edu failed with code -1: (101, 'Network is unreachable')
> Sep 19 13:31:47 2011 (1215) delivery to tlewis at utm.edu failed with code -1: (101, 'Network is unreachable')
> 
> I can ping and telnet to the upstream mail agent.
> This seems to have just started happening this morning.  Upstream mail agent is an exchange system front end.  Exchange is running fine, etc.
> Exchange guy is looking at logs...


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-- 
Mark Sapiro <mark at msapiro.net>        The highway is for gamblers,
San Francisco Bay Area, California    better use your sense - B. Dylan