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Re: AW: Program PORT ?



Jens Simmoleit escribió:
What is the command to check which PORT is currently use in my Linux
Server...?



Best Regards,
SKLIM


--

Hi,
your question is not clear. But I think this may be of help.
To find the kernel version do:
uname -a
To find what distribution you are using do:
cat /etc/issue
to find what version a package is do:
apt-cache info <packagename>
or
apt-cache policy <packagename>

-Kev

Or is it he wants to know the open ports? In that case I would
suggest nmap.
$su -c "apt-get install nmap"
$su -c "nmap -p 1-65535 YourIPaddress"

--



I guess he might be looking for netstat

homer:~# netstat -an
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address           Foreign Address         State
tcp        0      0 0.0.0.0:32768           0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:515             0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:37              0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:9               0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:139             0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:13              0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:111             0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:9999            0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:80              0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:113             0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:22              0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:25              0.0.0.0:*               LISTEN
tcp        0      0 192.168.0.15:139        192.168.0.112:2103
ESTABLISHED
tcp        0      0 192.168.0.15:139        192.168.0.7:1059
ESTABLISHED
tcp        0    180 192.168.0.15:22         192.168.0.136:1302
ESTABLISHED
tcp        0      0 192.168.0.15:139        192.168.0.26:1348
ESTABLISHED
tcp        0      0 192.168.0.15:139        192.168.0.121:1026
ESTABLISHED
udp        0      0 0.0.0.0:32768           0.0.0.0:*
udp        0      0 127.0.0.1:32775         0.0.0.0:*
udp        0      0 192.168.0.15:137        0.0.0.0:*
udp        0      0 0.0.0.0:137             0.0.0.0:*
udp        0      0 0.0.0.0:9               0.0.0.0:*
udp        0      0 192.168.0.15:138        0.0.0.0:*
udp        0      0 0.0.0.0:138             0.0.0.0:*
udp        0      0 127.0.0.1:37264         0.0.0.0:*
udp        0      0 127.0.0.1:37395         0.0.0.0:*
udp        0      0 0.0.0.0:789             0.0.0.0:*
udp        0      0 127.0.0.1:37402         0.0.0.0:*
udp        0      0 0.0.0.0:111             0.0.0.0:*
Active UNIX domain sockets (servers and established)
Proto RefCnt Flags       Type       State         I-Node Path
unix  6      [ ]         DGRAM                    238    /dev/log
unix  2      [ ACC ]     STREAM     LISTENING     17920  /dev/printer
unix  2      [ ]         DGRAM                    17919
unix  2      [ ]         DGRAM                    482
unix  2      [ ]         DGRAM                    480
unix  2      [ ]         DGRAM                    273

Greets
Simmel




Or for nmap, that says what server is in each port:

$ nmap localhost

Starting nmap 3.50 ( http://www.insecure.org/nmap/ ) at 2004-04-30 13:10 CEST
Interesting ports on localhost (127.0.0.1):
(The 1640 ports scanned but not shown below are in state: closed)
PORT     STATE SERVICE
9/tcp    open  discard
13/tcp   open  daytime
22/tcp   open  ssh
37/tcp   open  time
80/tcp   open  http
111/tcp  open  rpcbind
113/tcp  open  auth
139/tcp  open  netbios-ssn
443/tcp  open  https
445/tcp  open  microsoft-ds
515/tcp  open  printer
759/tcp  open  con
899/tcp  open  unknown
3306/tcp open  mysql
5432/tcp open  postgres
6001/tcp open  X11:1
8000/tcp open  http-alt

Nmap run completed -- 1 IP address (1 host up) scanned in 0.423 seconds

--
-- In TUX I trust --
kronoss:				
Linux Registered User: #333765		
Web Page: http://www.kronoss.org	
Location: Teruel			

Linux agatha 2.6.3 #1 Sat Feb 28 15:12:59 CET 2004 i686 GNU/Linux



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