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Top Forums UNIX for Dummies Questions & Answers How to Know is a Remote hosts have open port Post 302366452 by andresguillen on Thursday 29th of October 2009 01:45:22 PM
Old 10-29-2009
How to Know is a Remote hosts have open port

Hi gurus of unix!!!!, I have a little question. I nedd your helps
The scenarios is the following
I have tree equipment that are installed in different places. I use a carrier to interconnect the equipment.
Some Port's (TCP) need to be open for an application that must be function correctly.
For example:
Place 1: have the following IP 10.20.30.1
Place 2: have the following IP 20.30.40.1
Place 3: have the following IP 30.40.50.1

The application need the following port(TCP), for example 1020, 21, 53, 8080

I talk to the Network Administratos of the Carrier and he tell me that these port (TCP) are open in your firewall/router.
The question is How I verify that this port are open?,
Suppose that the application is properly installed
Help me please.
Regard
Andres
 

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UNICONFD(8)						      System Manager's Manual						       UNICONFD(8)

NAME
uniconfd - a daemon program for the UniConf configuration system SYNOPSIS
uniconfd [ OPTIONS ] MOUNT ... DESCRIPTION
UniConf is the One True Configuration system that includes all the others because it has plugin backends and frontends. Or, less grandiosely, it's a lightweight, distributed, cacheable tree of strings. It supports: o retrieving, storing, and enumerating key/value pairs (where both keys and values are strings). o multiple backends where the actual key/value pairs are stored. o multiple frontends for tying it to other configuration architectures. It operates locally, and across a network, allowing you to tie multiple different applications together for distributed computing. Also, it provides notifications in the form of callbacks, so your application can be notified if a configuration key has changed. uniconfd is necessary when you have more than one application, or multiple instances of an application, sharing one configuration. Uni- Conf-enabled applications contact uniconfd which provides notifications when any of their watched keys change. You tell uniconfd which UniConf MOUNT you want it to manage. See the MOUNTS section for more information. OPTIONS
-f Run in the foreground. Do not fork into a separate daemon process. -d, -dd Print debugging messages to the console. The second d increases the verbosity of the messages. -V Print the version number and exit. -a Require authentication on incoming connections. -A Check all accesses against a perms moniker. -p port Listen on a given TCP port. The default is 4111. If port is 0, then listening on TCP is disabled. -s port Listen on a given TCP port wrapped in SSL. The default is 4112. If port is 0, then listening on SSL-over-TCP is disabled. -u filename Listen on a given Unix socket filename. This is disabled by default. MOUNTS
Mounts are UniConf path monikers which are in the form: /SUBTREE=GENERATORS:PATH SUBTREE This is the tree to manage. All trees are descended from the root tree, indicated by a bare slash (/). GENERATORS These are the generators used to read and write key/value pairs. You can chain them with colons. For example, the generator chain: cache:retry:ini will cache the configuration for speed, retry persistently if the data source disappears, and store the data in an INI-formatted file. PATH This is the location where the data is stored. It is dependent on which GENERATORS were specified. For instance, it could be: o a filename (ini:/var/lib/app/config.ini), o a network address, (tcp:open.nit.ca:4111), o or even an empty string (tmp:). Examples: /=tmp: /ca/nit=ssl:open.nit.ca /ca/nit/uniconfd=ini:/var/lib/uniconfd/uniconfd.ini /apps=cache:retry:unix:/var/lib/apps/socket FILES
/etc/uniconfd.conf /var/lib/uniconf/uniconfd.ini /var/lib/uniconf/uniconf.ini AUTHORS
This software was written by the hackers at Net Integration Technologies. Contact us at <wvstreams-dev@lists.nit.ca> UniConfDaemon 4.6.1 August 2004 UNICONFD(8)
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