Have you tried setting msec level to 5? or install mandrake using
paranoid setting. Install via expert method.  Then allow only allow
port 80.


On Sun, 12 Dec 2004 01:07:35 +0800, Prem Vilas Fortran Rara
<[EMAIL PROTECTED]> wrote:
> Newbie here. I am setting up a webserver. The sysad requires me to
> disable unused ports (services) to minimize risk. I used nmap to scan
> tcp ports and then a local tool (in Mandrake) to disable unused
> services. Sysad tells me some UDP ports are still open. What tool did
> he use to scan them? He listed the following:
> 
>  UDP ports - 23 open ports
>         39 [ RLP => Resource Location Protocol ]
>         42 [ Name => Name Server ]
>         43 [ whois ]
>         53 [ DNS => Domain Name Server ]
>         67 [ bootps => Bootstrap Protocol Server ]
>         68 [ bootpc => Bootstrap Protocol Client ]
>         69 [ TFTP => Trivial File Transfer Protocol ]
>         88 [ Kerberos 5 ]
>         111 [ RPC => SUN Remote Procedure Call ]
>         123 [ NTP => Network Time Protocol ]
>         143 [ imap => Internet Message Access Protocol ]
>         161 [ SNMP => Simple Network Management Protocol ]
>         162 [ SNMP trap ]
>         514 [ syslog ]
>         517 [ talk ]
>         520 [ router => Router routed RIPv.1, RIPv.2 ]
>         749 [ Kerberos Administration ]
>         1167 [ phone => Conference calling ]
>         1433 [ ms-sql-s => Microsoft SQL Server ]
>         1434 [ ms-sql-m => Microsoft SQL Monitor ]
>         1512 [ wins => Microsoft Windows Internet Name Service ]
>         1900 [ ssdp => Simple Service Discovery Protocol ]
>         2049 [ nfsd => Network File System daemon ]
> 
> How can I close these ports? Can you recommend a good reading (online)
> that talks about hardening servers. Thank you.
> --
> Philippine Linux Users' Group (PLUG) Mailing List
> [EMAIL PROTECTED] (#PLUG @ irc.free.net.ph)
> Official Website: http://plug.linux.org.ph
> Searchable Archives: http://marc.free.net.ph
> .
> To leave, go to http://lists.q-linux.com/mailman/listinfo/plug
> .
> Are you a Linux newbie? To join the newbie list, go to
> http://lists.q-linux.com/mailman/listinfo/ph-linux-newbie
>
--
Philippine Linux Users' Group (PLUG) Mailing List
[EMAIL PROTECTED] (#PLUG @ irc.free.net.ph)
Official Website: http://plug.linux.org.ph
Searchable Archives: http://marc.free.net.ph
.
To leave, go to http://lists.q-linux.com/mailman/listinfo/plug
.
Are you a Linux newbie? To join the newbie list, go to
http://lists.q-linux.com/mailman/listinfo/ph-linux-newbie

Reply via email to