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From: nigel@znet.net.au (Nigel Gorry)
Newsgroups: comp.unix.bsd.freebsd.misc
Subject: Re: Two devices with same IP
Date: Fri, 22 Nov 1996 00:46:43
Organization: Zed.Net Internet Services
Lines: 27
Message-ID: <nigel.20.0000C75A@znet.net.au>
References: <56ltqk$nhv@csugrad.cs.vt.edu> <56lvvc$62f$1@gail.ripco.com> <32920988.63E7@www.play-hookey.com> <571pde$mp8@sf18.dseg.ti.com>
NNTP-Posting-Host: palms.znet.net.au
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>>Sorry, brian, but no. From my /etc/sysconfig file:
>>
>>
>>network_interfaces="cuaa1 lnc0 lo0"
>>ifconfig_cuaa1="inet 206.161.179.129 netmask 255.255.255.224"
>>ifconfig_lnc0="inet 206.161.179.129 netmask 255.255.255.224 mtu 1006"
>>ifconfig_lo0="inet localhost"
>>
>>Seems to still be working fine.
>One should never assume that software (or a system configuration) is bug-free
>due to the absence of observable errors. It might prove interesting to do
>some low-level traces and see what's really happening.
An ifconfig -a on my machine show that I have the same IP address for both my
NIC and PPP interfaces. This works as a router with the default route being
via the remote side of the PPP link.
ed0: flags=8863<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST> mtu 1500
inet 203.61.202.20 netmask 0xfffffff0 broadcast 203.61.202.31
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384
inet 127.0.0.1 netmask 0xff000000
tun0: flags=8051<UP,POINTOPOINT,RUNNING,MULTICAST> mtu 1500
inet 203.61.202.20 --> 203.61.202.1 netmask 0xffffff00