block telnet to specific port Post: 17764

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1. Solaris

disabled telnet now need port 23 or port 22

we disabled telnet on solaris 9 via previous a thread. We use CMS (call management system) supervisor which used port 23 (telnet). We cannot use telnet via local directive and it was shut down as stated when we shut down telnet in the inetd file. I cannot now log into the CMS box since port 23 is...

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telnet on specific port??

Hi all, I have a problem. I have machine names and their IP addresses in /etc/hosts file. My application does telnet on that machine host name. The application does not uses IP address for tenet. It will fetch the host name from /etc/hosts file. Now the telnet server runs on customized port....

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Hi, I would like to create a simple script that will telnet a number of IP and Ports one after the other to confirm connectivity to those addresses. I don't need to log on, just output to a file what the response is, i.e Escape Character, connectivity refused etc. Complete newbie to...

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can some one help me ? what happens when we telnet to a port ? example telnet 192.168.0.xx 1234 where 1234 is a port number Thank you

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Telnet to a serial port

Hello all. I have an old computer with M$-DOS 7. I want to use it like a dumb terminal, with telnet. I need to connect it to my desktop These are my questions: How can i configure the serial port on dos? How can i telnet form dos to the serial port? How can i set up a telnet server on the...

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Hi, we have recently setup a new UNIX server with solaris 10 and I am having issue with with SMTP/sendmail. telnet localhost 25 --- works telnet hostname.domain.com 25 -- does not work. # telnet hostname.domain.com 25 Trying 10.122.1.111... telnet: Unable to connect to remote host:...

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telnet port 23

My linux version is 2.6.18-194.e14 (Oracle enterprise linux). Could you please tell me how to enable telnet on the server. When I try to connect the server through another pc using telnet it is throwing error. Connecting To <ip address>...Could not open connection to the host, on port 23....

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telnet for port 5433 is not working while it works for port 22

Hi, I am trying to set up a dev environment and I have Ubuntu server (10.16.1.92) and a CentOS VM (10.16.3.235) on this. On the CentOS I have a program running on port 5433. Now my problem is that I am unable to telnet this port from another Windows server whereas I can telnet port 22 from...

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telnet echoing 'trying ip' but no port number

Hi, Well this is probably a silly one that I should know...but I don't ! I'm telnetting to various ports from a shell script and the telnet is echoing back that it's 'trying xxx.xx.xx.xx...' but not the port number it's trying! Any help much appreciated Thanks

10. Solaris

Block port for all except for one specific ip in Solaris11.4

Hi, I need to block ssh port 22 from all the servers except one server ip. Until solaris11.3 and below, I used to do like below(under /etc/ipf/ipf.conf),and it's working fine pass in quick from $server_ip to any port=22 block in quick from any to any port=22 But I tried almost same in...

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set_link

set link(1m)															      set link(1m)

NAME

       set link - Changes the value of a modifiable, single-valued attribute of a soft link

SYNOPSIS

       cdscp set link link-name attribute-name = attribute-value

ARGUMENTS

       The  full  name	of  the  soft link.  The name of the attribute to be modified.	Specify only one attribute at a time.  See Description for
       valid attribute names.  The value of a particular attribute.

DESCRIPTION

       The set link command changes the value of a modifiable, single-valued attribute of a soft link.	The following are valid attributes: Speci-
       fies the full name of the directory, object entry, or other soft link to which the soft link points.  Specifies a timeout value after which
       the soft link is either checked or deleted.  The timeout value contains both an expiration time and an  extension  time.  If  a	soft  link
       expires and its target entry is deleted, the soft link is deleted. If the soft link still points to an existing entry, its life is extended
       by the expiration time. Specify expiration-time in the format yyyy-mm-dd-hh:mm:ss (year-month-day-hour:minute:second).  Specify	extension-
       time in the format ddd-hh:mm:ss (day-hour:minute:second).

   Privilege Required
       You must have write permission to the soft link.

NOTE

       This command is replaced at Revision 1.1 by the dcecp command and may not be provided in future releases of DCE.

EXAMPLE

       The  following  command	redirects a soft link named /.:/admin/work_disk from its current destination name, /.:/admin/work_disk01, to a new
       destination name, /.:/admin/work_disk03.  cdscp> set link /.:/admin/work_disk CDS_LinkTarget = /.:/admin/work_disk03

RELATED INFORMATION

       Commands: create link(1m), delete link(1m), list link(1m), show link(1m)

																      set link(1m)

10 More Discussions You Might Find Interesting

1. Solaris

disabled telnet now need port 23 or port 22

Discussion started by: panzerkw

2. UNIX for Advanced & Expert Users

telnet on specific port??

Discussion started by: zing_foru

3. Shell Programming and Scripting

Telnet IP and Port Script

Discussion started by: asou

4. AIX

Telnet to port

Discussion started by: anwesh