standards/137173: `uname -n` incorrect behavior

Oliver Fromme olli at lurza.secnetix.de
Wed Sep 23 08:20:32 UTC 2009


Andy Kosela wrote:
 > Oliver Fromme wrote:
 > 
 > > Just for the record:
 > > The claim that Solaris doesn't print the FQDN is incorrect.
 > > Solaris prints whatever the admin has configured in /etc/nodename.
 > > If the admin has configured the FQDN, "uname -n" will print the FQDN.
 > > AFAIK it is the same for HP-UX.
 > > 
 > > So, FreeBSD really behaves the same as Solaris and HP-UX:
 > > If you configure the hostname to be the FQDN, "uname -n" will print it,
 > > just like the "hostname" command.
 > 
 > FYI
 > 
 > # uname -a
 > HP-UX vital15 B.11.23 U ia64 1058748580 unlimited-user license
 > # uname -n
 > vital15
 > # hostname
 > vital15.testdrive.hp.com
 > 
 > so NODENAME != HOSTNAME
 > 
 > The startup variable NODENAME is the UUCP name which is returned by 
 > uname -n, while the HOSTNAME variable sets the networking (ARPA, NFS, 
 > etc) name, which can be 64 chars long (see /usr/include/sys/param.h for
 > MAXHOSTNAMELEN).  HOSTNAME can be much longer than 8 characters BUT only 
 > if you define an 8-character or less NODENAME in the 
 > /etc/rc.config.d/netconf file.

Thanks for pointing that out.
So Solaris is more modern than HP-UX.  ;-)

Best regards
   Oliver

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