----- Original Message -----
From: Tom Rivers
Sent: 02/26/14 10:56 PM
To: Community support for Fedora users
Subject: Re: vncviewer
On 2/26/2014 16:49, Patrick Dupre wrote:
> Starting Nmap 6.01 (
http://nmap.org ) at 2014-02-26 22:47 CET
> Initiating SYN Stealth Scan at 22:47
> Scanning 193.49.194.19 [4 ports]
> Completed SYN Stealth Scan at 22:47, 3.01s elapsed (4 total ports)
> Nmap scan report for 193.49.194.19
> Host is up.
> PORT STATE SERVICE
> 5900/tcp filtered vnc
> 5901/tcp filtered vnc-1
> 5902/tcp filtered vnc-2
> 5903/tcp filtered vnc-3
This means that your firewall is blocking the ports or that your
vncserver isn't really running on the target system. You can determin
if it is by running nmap on the target system and substituting
"localhost" for the target IP like this:
nmap -v -n -P0 -p5900-5910 localhost
# nmap -v -n -P0 -p5900-5910 localhost
Starting Nmap 6.40 (
http://nmap.org ) at 2014-02-26 23:00 CET
Initiating SYN Stealth Scan at 23:00
Scanning localhost (127.0.0.1) [11 ports]
Discovered open port 5905/tcp on 127.0.0.1
Discovered open port 5906/tcp on 127.0.0.1
Discovered open port 5901/tcp on 127.0.0.1
Completed SYN Stealth Scan at 23:00, 0.01s elapsed (11 total ports)
Nmap scan report for localhost (127.0.0.1)
Host is up (0.000020s latency).
Other addresses for localhost (not scanned): 127.0.0.1
PORT STATE SERVICE
5900/tcp closed vnc
5901/tcp open vnc-1
5902/tcp closed vnc-2
5903/tcp closed vnc-3
5904/tcp closed unknown
5905/tcp open unknown
5906/tcp open unknown
5907/tcp closed unknown
5908/tcp closed unknown
5909/tcp closed unknown
5910/tcp closed cm
Read data files from: /usr/bin/../share/nmap
Nmap done: 1 IP address (1 host up) scanned in 0.04 seconds
Raw packets sent: 11 (484B) | Rcvd: 25 (1.056KB)
===========================================================================
Patrick DUPRÉ | | email: pdupre(a)gmx.com
Laboratoire de Physico-Chimie de l'Atmosphère | |
Université du Littoral-Côte d'Opale | |
Tel. (33)-(0)3 28 23 76 12 | | Fax: 03 28 65 82 44
189A, avenue Maurice Schumann | | 59140 Dunkerque, France
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