On 9/13/2012 10:08 AM, Charles Marcus wrote: > Hi all, > > Not sure why this is, but it has been bugging me for a long time... > > All of our Windows XP client hostnames show up properly, e.g.: > > Sep 13 10:27:39 mailhost postfix-587/smtpd[16373]: 4371BA7D5ED: > client=validhost1.example.com[192.168.1.54], sasl_method=PLAIN, > [email protected] > > nslookup shows: > > mailhost : Thu Sep 13, 10:28:07 : ~ > # nslookup 192.168.1.54 > Server: 192.168.1.160 > Address: 192.168.1.160#53 > > 54.1.168.192.in-addr.arpa name = validhost1.example.com. > > and > > mailhost : Thu Sep 13, 10:28:35 : ~ > # host 192.168.1.54 > 54.1.168.192.in-addr.arpa domain name pointer validhost1.example.com. > > We recently started rolling out Win7 boxes (a year or so ago, but > doing it slowly), and for some reason, Windows 7 clients don't show > the hostname, only 'unknown': > > Sep 13 10:46:09 mailhost postfix-587/smtpd[16228]: C2B50A7D5B0: > client=unknown[192.168.2.33], sasl_method=PLAIN, > [email protected] > > nslookup shows: > > mailhost : Thu Sep 13, 10:47:54 : ~ > # nslookup 192.168.2.33 > Server: 192.168.1.160 > Address: 192.168.1.160#53 > > 33.2.168.192.in-addr.arpa name = validhost2.example.com. > > and > > mailhost : Thu Sep 13, 10:48:05 : ~ > # host 192.168.2.33 > 33.2.168.192.in-addr.arpa domain name pointer validhost2.example.com. > > Yes these two are on different subnets, but it is the same for Win7 > clients that are on the same subnet. > > Anyone know why this is and/or how to fix it? I don't guess it is a > real problem, but I don't like 'unknowns'... ;) > > Thanks for any suggestions... >
Chrooted postfix using the wrong DNS server? -- Noel Jones
