Hello,

On Thu, 6 Dec 2001, Paul Chvostek wrote:

>
> For the fun of it, I turned on log_in_vain.  And I'm seeing *lots* of
> stuff one might expect (port scans, Nimda poking at my mail server,
> SMTP to the web server, etc).  But I'm also seeing stuff I don't expect,
> primarily in the areas of DNS and localhost traffic.  For example:
>
> Dec  6 08:15:39 schplict /kernel: Connection attempt to UDP 216.126.86.8:1262 from 
>216.126.86.2:53
>
> and
>
> Dec  6 08:35:37 haggis /kernel: Connection attempt to UDP 216.126.86.9:1044 from 
>216.126.86.2:53
>
> and
>
> Dec  6 08:34:44 haggis /kernel: Connection attempt to UDP 127.0.0.1:512 from 
>127.0.0.1:1054
> Dec  6 08:34:44 haggis /kernel: Connection attempt to UDP 127.0.0.1:512 from 
>127.0.0.1:1058
> Dec  6 08:34:44 haggis /kernel: Connection attempt to UDP 127.0.0.1:512 from 
>127.0.0.1:1063
> Dec  6 08:34:45 haggis /kernel: Connection attempt to UDP 127.0.0.1:512 from 
>127.0.0.1:1067
>
> The host at 216.126.86.2 is the first nameserver in the resolv.conf of
> the both haggis and schplict.  It looks to me as if the name server is
> sending responses back to DNS queries which for some reason haven't
> waited around.

because of request timeout.

> And as far as I know I'm not running biff on haggis.  The frequency of
> the hits makes it look as if it's running something every time ...
> something ... gets launched.  But biff's not in any .profile, .cshrc or
> .login.  So I'm left scratching my head.

man 8 mail.local will help.

> Can anybody shed some light on this?

-- 
Maxim Konovalov, MAcomnet, Internet-Intranet Dept., system engineer
phone: +7 (095) 796-9079, mailto: [EMAIL PROTECTED]


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