ultrix 4.1 ftp doesn't deal with multihomed hosts properly

Rob McNicholas robm at ataraxia.Berkeley.EDU
Fri Apr 19 07:54:11 AEST 1991


In article <EMV.91Apr17124341 at poe.aa.ox.com> emv at ox.com (Ed Vielmetti) writes:

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   From: emv at ox.com (Ed Vielmetti)
   Newsgroups: comp.unix.ultrix
   Date: 17 Apr 91 16:43:45 GMT
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   ultrix 4.1 doesn't deal with hosts that have two addresses in the
   right way.


This has been a problem for me also.  I have a machine that I want to
act as an RIS server, but I need to install machines on two different
subnets.  Since I can't boot a machine that is on a different subnet
than the server[1], I thought I'd give my server an address on each
net, and then switch back and forth as the need arose.  This caused me
many problems, because a machine on a given net only got the address
on that net.  If the connectin timed out, it never tried the other
address.  4.3BSD does the right thing.

- Rob

[1] This is another complaint of mine, but I'm not sure if it's DEC's
fault; can bootp packets travel across a router?
--
Rob McNicholas			Computer Systems Support Group, U.C. Berkeley
robm at janus.berkeley.edu		....!ucbvax!janus!robm
Home: 415/339-1514		Work: 415/642-8633



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