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Full Discussion: Using sendmail without FQDN
Operating Systems Solaris Using sendmail without FQDN Post 302215790 by incredible on Thursday 17th of July 2008 07:28:47 AM
Old 07-17-2008
You're not giving a FQDN for your machine in /etc/hosts, so sendmail will keep trying to find its name (domain name in /etc/resolv.conf). If that's not configured correctly it will fail (because there is no something.yahoo.com or other).

Instead put the FQDN in /etc/hosts directly:

10.3.2.7 something something.yahoo.com loghost
and then it won't matter what domain/search entry is in /etc/resolv.conf.
 

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check-hostname(1M)					  System Administration Commands					check-hostname(1M)

NAME
check-hostname - check if sendmail can determine the system's fully-qualified host name SYNOPSIS
/usr/sbin/check-hostname DESCRIPTION
The check-hostname script is a migration aid for sendmail(1M). This script tries to determine the local host's fully-qualified host name (FQHN) in a manner similar to sendmail(1M). If check-hostname is able to determine the FQHN of the local host, it reports success. Other- wise, check-hostname reports how to reconfigure the system so that the FQHN can be properly determined. FILES
/etc/hosts Host name database /etc/nsswitch.conf Name service switch configuration file /etc/resolv.conf Configuration file for name server routines ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Availability |SUNWsndmu | +-----------------------------+-----------------------------+ |Interface Stability |Evolving | +-----------------------------+-----------------------------+ SEE ALSO
sendmail(1M), hosts(4), attributes(5) SunOS 5.10 10 Nov 2003 check-hostname(1M)
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