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Re: beginner question on route

From Pascal Hambourg <boite-a-spam@plouf.fr.eu.org>
Newsgroups comp.os.linux.networking
Subject Re: beginner question on route
Date 2014-07-06 10:34 +0200
Organization Plouf !
Message-ID <lpb1ng$1esi$1@saria.nerim.net> (permalink)
References <lp88bk$ucv$1@news.m-online.net> <lpak83$2ta$1@dont-email.me>

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William Unruh a écrit :
> On 2014-07-05, Magnus Warker <magnux@mailinator.com> wrote:
>>
>> the output of a "route" call on my Linux box looks like this:
>>
>> Kernel IP routing table
>> Destination     Gateway         Genmask         Flags Metric Ref    Use 
>> Iface
>> default         192.168.1.1     0.0.0.0         UG    0      0        0 eth0
>> localnet        *               255.255.255.0   U     0      0        0 eth0
>>
>> Questions:
>>
>> What is this route with destination "localnet" for and what does "*" as 
>> gateway mean?
> 
> I suspect that localnet is 127.0.0.0

No. 127.0.0.0 is rather the loopback subnet, its mask would be
255.0.0.0, not 255.255.255.0 and its interface would be the loopback
interface "lo". Besides, the loopback route does not appear in the main
routing table, it is stored in a special "local" table which can be
displayed with "ip route table local".

As detha wrote, localnet is the LAN subnet attached to eth0. Network
names are usually stored in /etc/networks.

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Thread

beginner question on route Magnus Warker <magnux@mailinator.com> - 2014-07-05 09:09 +0200
  Re: beginner question on route detha <detha@foad.co.za> - 2014-07-05 09:38 +0200
    Re: beginner question on route Magnus Warker <magnux@mailinator.com> - 2014-07-07 18:30 +0200
      Re: beginner question on route Tauno Voipio <tauno.voipio@notused.fi.invalid> - 2014-07-07 19:40 +0300
      Re: beginner question on route William Unruh <unruh@invalid.ca> - 2014-07-07 20:34 +0000
  Re: beginner question on route William Unruh <unruh@invalid.ca> - 2014-07-06 04:44 +0000
    Re: beginner question on route Pascal Hambourg <boite-a-spam@plouf.fr.eu.org> - 2014-07-06 10:34 +0200

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