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Date:      Wed, 22 Mar 2006 16:39:21 -0600
From:      Paul Schmehl <pauls@utdallas.edu>
To:        freebsd-questions@freebsd.org
Subject:   Strange behavior
Message-ID:  <CCA563729BC34AE9B137458F@utd59514.utdallas.edu>

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What would cause this?

ping localhost
PING localhost (127.0.0.1): 56 data bytes
ping: sendto: Can't assign requested address
ping: sendto: Can't assign requested address

Yet I can ssh to localhost.

ssh pauls@localhost
Password:

uname -a
FreeBSD munged.utdallas.edu 6.0-SECURITY FreeBSD 6.0-SECURITY #0: Tue Feb=20
28 22:53:43 UTC 2006=20
root@builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC i386

sysctl kern.securelevel
kern.securelevel: -1

There's no firewall enabled.

The system is listening on various ports.

tcp4       0      0  *.631                  *.*                    LISTEN
tcp4       0      0  *.25                   *.*                    LISTEN
tcp4       0      0  *.7100                 *.*                    LISTEN
tcp6       0      0  *.7100                 *.*                    LISTEN
tcp4       0      0  *.22                   *.*                    LISTEN
tcp6       0      0  *.22                   *.*                    LISTEN
udp4       0      0  *.631                  *.*
udp4       0      0  *.514                  *.*
udp6       0      0  *.514

localhost is up.

ifconfig lo0
lo0: flags=3D8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384
        inet6 ::1 prefixlen 128
        inet6 fe80::1%lo0 prefixlen 64 scopeid 0x3

Paul Schmehl (pauls@utdallas.edu)
Adjunct Information Security Officer
The University of Texas at Dallas
http://www.utdallas.edu/ir/security/
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