It's probably the port bind 8 uses for querying external name servers. You
can restrict this to a specific port using the "query-source address" option
in bind 8. See /etc/named.conf for details, the default MDK version contains
this option as a comment by default.
Regards,
Tony
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED]]On Behalf Of Zilvinas Atkociunas
> Sent: 16 June 2000 07:47
> To: [EMAIL PROTECTED]
> Subject: [expert] Regarding latest bind-8.2.2P5-6mdk...
>
>
> Greetings, Linux-Mandrake users!
>
> I'am using recent bind-8.2.2P5-6mdk on my masquarading linux-Mandrake v6.1
> host .
>
> I have probably paranoic question.
>
> The command 'netstat -a | grep udp' issues among known
> hosts:ports following
> result:
>
> udp *:2826 *:* (After
> each restart
> of named port number is incremented)
>
> Then with 'lsof | grep 2826' I found that this port is used by named:
>
> named 21250 root 4u inet 3154123
> UDP:2830
>
> What does this extra port ?
>
> BTW: 1. when I upgraded bind, and tried to start it, named complained
> about lack of 'nobody' group
> 2. commands 'ndc start' and '/etc/rc.d/init/named start'
> behave diffrently: later runs named wih -u nobody -g nogroup and the first
> one starts named without these options.
>
> Thanks for reading this,
>
> Zilvinas
> Lithuania
>
>
