Thanks to all who replied - that explains things (I had a feeling it would be some silly thing like that, and Anker read my mind, I was trying to line up my /etc/hosts to have 4 3 digit octets for neatness!).
Michael Coffin, VM Systems Programmer Internal Revenue Service - Room�6030 1111 Constitution Avenue, N.W. Washington, D.C.� 20224 Voice: (202)�927-4188�� FAX:� (202) 622-6726 [EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> -----Original Message----- From: Lerret, Anker A [mailto:[EMAIL PROTECTED]] Sent: Thursday, April 25, 2002 1:42 PM To: [EMAIL PROTECTED] Subject: Re: IP Addressing Oddity If it's any consolation, *every* UNIX sysadmin does that once. It makes the /etc/hosts look so much tidier! anker Anker Lerret EDS, BlueCross BlueShield of Massachusetts account 617-246-4599 [EMAIL PROTECTED] > -----Original Message----- > From: Carey Schug [SMTP:[EMAIL PROTECTED]] > Sent: Thursday, April 25, 2002 1:23 p > To: [EMAIL PROTECTED] > Subject: Re: IP Addressing Oddity > > Because a leading zero in the unix/linux world (and much of the > mini/micro > universe) means an octal number and 035 becomes 3 times 8 plus 5 which > equals 29.... > > Carey Schug > > Open your home, open your heart, become a foster parent! > > > Coffin Michael C <[EMAIL PROTECTED]>@VM.MARIST.EDU> on > 04/25/2002 12:15:22 > > Please respond to Linux on 390 Port <[EMAIL PROTECTED]> > > Sent by: Linux on 390 Port <[EMAIL PROTECTED]> > > > To: [EMAIL PROTECTED] > cc: > Subject: [LINUX-390] IP Addressing Oddity > > > > > Hi Folks, > > I recently had to move my VM TCPIP stack for Linux, and my Linux/390 > guests (Redhat and SuSE) to a different subnet. The third octet was > changing, so (for example) 152.225.112.249 would become > 152.225.35.249. I made the changes to both VM's TCPIP and my > Linux/390 guests in advance of the change > then fired everything up. > > I had coded the third octet as .035. instead of .35. VM's TCPIP took > the 152.225.035.249 without any difficulty. But all of my Linux/390 > guests CHANGED the .035. to .29 - so this same address on a Linux/390 > guest would be 152.225.29.249. I was totally perplexed, and after > hours of scratching my head I changed one of these to just .35. and > low and behold it worked! > > Note: I made the changes on the SuSE machines in rc.config then ran > SuSEconfig, and on the RedHat I made them in ifcfg-ctc0, gateways and > I think network. > > So my question is why did the Linux/390 guests interpret .035. to mean > .29., and if that is a "normal" thing - why didn't VM's TCPIP do the > same thing? > > Any advice or opinions are most welcome. :) > > > Michael Coffin, VM Systems Programmer > Internal Revenue Service - Room 6030 > 1111 Constitution Avenue, N.W. > Washington, D.C. 20224 > > Voice: (202) 927-4188 FAX: (202) 622-6726 > [EMAIL PROTECTED] > > > > > >
