some ports closed in Fedora

Started by Harpreet Dhaliwalabout 19 years ago8 messagesgeneral
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#1Harpreet Dhaliwal
harpreet.dhaliwal01@gmail.com

Hi,
though this is not directly related to postgres, but i was wondering why are
most of the ports seen closed
when one does nmap scan of these ports. Whats reason can we attribute to the
fact that most of the ports in an OS are
in closed state.

Thanks,
Harpreet

#2Andreas Kretschmer
akretschmer@spamfence.net
In reply to: Harpreet Dhaliwal (#1)
Re: some ports closed in Fedora

Harpreet Dhaliwal <harpreet.dhaliwal01@gmail.com> schrieb:

Hi,
though this is not directly related to postgres, but i was wondering why are
most of the ports seen closed
when one does nmap scan of these ports. Whats reason can we attribute to the
fact that most of the ports in an OS are
in closed state.

A port is 'closed', if no process is listen on this port. You can use
'netstat -tulpen' or similar commands to list open ports and processes
which are in LISTEN state.

Andreas
--
Really, I'm not out to destroy Microsoft. That will just be a completely
unintentional side effect. (Linus Torvalds)
"If I was god, I would recompile penguin with --enable-fly." (unknow)
Kaufbach, Saxony, Germany, Europe. N 51.05082�, E 13.56889�

#3Harpreet Dhaliwal
harpreet.dhaliwal01@gmail.com
In reply to: Andreas Kretschmer (#2)
Re: some ports closed in Fedora

Also, wanted to know how to prevent remote root ftp login in fedora.

Show quoted text

On 2/3/07, Andreas Kretschmer <akretschmer@spamfence.net> wrote:

Harpreet Dhaliwal <harpreet.dhaliwal01@gmail.com> schrieb:

Hi,
though this is not directly related to postgres, but i was wondering why

are

most of the ports seen closed
when one does nmap scan of these ports. Whats reason can we attribute to

the

fact that most of the ports in an OS are
in closed state.

A port is 'closed', if no process is listen on this port. You can use
'netstat -tulpen' or similar commands to list open ports and processes
which are in LISTEN state.

Andreas
--
Really, I'm not out to destroy Microsoft. That will just be a completely
unintentional side effect. (Linus Torvalds)
"If I was god, I would recompile penguin with --enable-fly." (unknow)
Kaufbach, Saxony, Germany, Europe. N 51.05082°, E 13.56889°

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#4A. Kretschmer
andreas.kretschmer@schollglas.com
In reply to: Harpreet Dhaliwal (#3)
Re: some ports closed in Fedora

am Sat, dem 03.02.2007, um 9:49:46 -0500 mailte Harpreet Dhaliwal folgendes:

Also, wanted to know how to prevent remote root ftp login in fedora.

1. configure your ftp-server appropriate
2. this is a postgresql-mailinglist, not fedore or such
3. i don't like silly fullquote below the answer

Regards, Andreas
--
Andreas Kretschmer
Kontakt: Heynitz: 035242/47150, D1: 0160/7141639 (mehr: -> Header)
GnuPG-ID: 0x3FFF606C, privat 0x7F4584DA http://wwwkeys.de.pgp.net

#5Harpreet Dhaliwal
harpreet.dhaliwal01@gmail.com
In reply to: A. Kretschmer (#4)
Re: some ports closed in Fedora

Is there any fedora mailinglist? Never knew if there was one

Show quoted text

On 2/3/07, A. Kretschmer <andreas.kretschmer@schollglas.com> wrote:

am Sat, dem 03.02.2007, um 9:49:46 -0500 mailte Harpreet Dhaliwal
folgendes:

Also, wanted to know how to prevent remote root ftp login in fedora.

1. configure your ftp-server appropriate
2. this is a postgresql-mailinglist, not fedore or such
3. i don't like silly fullquote below the answer

Regards, Andreas
--
Andreas Kretschmer
Kontakt: Heynitz: 035242/47150, D1: 0160/7141639 (mehr: -> Header)
GnuPG-ID: 0x3FFF606C, privat 0x7F4584DA http://wwwkeys.de.pgp.net

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#6Andreas Kretschmer
akretschmer@spamfence.net
In reply to: Harpreet Dhaliwal (#5)
Re: some ports closed in Fedora

Harpreet Dhaliwal <harpreet.dhaliwal01@gmail.com> schrieb:

Is there any fedora mailinglist? Never knew if there was one

Yes, more then one, ask google.

Andreas
--
Really, I'm not out to destroy Microsoft. That will just be a completely
unintentional side effect. (Linus Torvalds)
"If I was god, I would recompile penguin with --enable-fly." (unknow)
Kaufbach, Saxony, Germany, Europe. N 51.05082�, E 13.56889�

#7Harpreet Dhaliwal
harpreet.dhaliwal01@gmail.com
In reply to: Andreas Kretschmer (#6)
Re: some ports closed in Fedora

lol

Show quoted text

On 2/3/07, Andreas Kretschmer <akretschmer@spamfence.net> wrote:

Harpreet Dhaliwal <harpreet.dhaliwal01@gmail.com> schrieb:

Is there any fedora mailinglist? Never knew if there was one

Yes, more then one, ask google.

Andreas
--
Really, I'm not out to destroy Microsoft. That will just be a completely
unintentional side effect. (Linus Torvalds)
"If I was god, I would recompile penguin with --enable-fly." (unknow)
Kaufbach, Saxony, Germany, Europe. N 51.05082°, E 13.56889°

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http://archives.postgresql.org/

#8brian
brian@zijn-digital.com
In reply to: Harpreet Dhaliwal (#5)
Re: some ports closed in Fedora

Harpreet Dhaliwal wrote:

Is there any fedora mailinglist? Never knew if there was one

try here:

https://www.redhat.com/mailman/listinfo/fedora-list