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Date:      Tue, 7 Aug 2007 13:43:31 -0700
From:      Chuck Swiger <cswiger@mac.com>
To:        Modulok <modulok@gmail.com>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: Bizzare routing table entry.
Message-ID:  <CBF69A4E-5229-4225-B402-C02535669F8C@mac.com>
In-Reply-To: <64c038660708071210w1950ccccwda1bb8464587d1de@mail.gmail.com>
References:  <64c038660708071210w1950ccccwda1bb8464587d1de@mail.gmail.com>

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On Aug 7, 2007, at 12:10 PM, Modulok wrote:
> I have a bizarre entry in the routing table on one my machines. What
> is it, and how do I delete it? The output of "netstat -rnf inet" is
> shown below:
>
>   Destination        Gateway            Flags    Refs      Use   
> Netif Expire
>   0&0xc0a80132       link#1             UCS         0        0   bge0
>   127.0.0.1          127.0.0.1          UH          0      557    lo0
>   ...
>
> QUESTIONS
> 1. The first entry, it's not IPv4, IPv6 or a MAC address that I've
> ever seen, what format is it?

It looks a default IPv4 route using a non-contiguous netmask.  It's  
almost certainly the result of running route with the wrong  
arguments, rather than something you would intend to do.

> 2. How do I delete it? According to route(8) it is not a "valid
> address" and when I attempt to delete it, route(8) gets very upset:
>
> root# route delete 0&0xc0a80132
>
>   [1] 37343
>   route: writing to routing socket: No such process
>   delete net 0: not in table
>   0xc0a80132: Command not found.
>   [1]  + Exit 1                        route delete 0

The "&" is confusing the shell; you can probably do a "route delete  
default" to nuke it.

-- 
-Chuck




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