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Date:      Mon, 4 Apr 2005 15:42:54 -0400 (EDT)
From:      "Ean Kingston" <ean@hedron.org>
To:        sergei@gnezdov.net
Cc:        freebsd-questions@freebsd.org
Subject:   Re: Outgoing port 113 connections
Message-ID:  <1065.216.220.59.169.1112643774.squirrel@216.220.59.169>
In-Reply-To: <20050404184626.GI89002@gnezdov.net>
References:  <20050404184626.GI89002@gnezdov.net>

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> My firewall keeps reporting that it denies outgoing 113 port
> connections.
>
> Why would I allow port 113 outgoing connections?  I don't seem to have
> any problems at the moment.

So that applications on your system can perform a remote ident request. I
don't know of any program that requires ident to work. Some (like ssh in
some configurations) will try it to get more information about the remote
user by trying an ident call over the network.

> Also, how would I identify which program is trying to connect to 113
> port?

$ grep 113 /etc/services
auth            113/tcp    ident tap    #Authentication Service
auth            113/udp    ident tap    #Authentication Service

You may also try sockstat, netstat, and tcpdump.

-- 
Ean Kingston
    E-Mail: ean_AT_hedron_DOT_org
 PGP KeyID: 1024D/CBC5D6BB
       URL: http://www.hedron.org/




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