04-14-2009
You could use SMTPS on port 465 instead, but be aware that if your server should work as an internet MX, port 25 has to be reachable, since there's no way to embed port information in the DNS record.
9 More Discussions You Might Find Interesting
1. Solaris
hi i have a sun machine which has one hba 2ports;
out of which one port says it is not connected
# luxadm -e port
/devices/pci@1d,700000/SUNW,qlc@1/fp@0,0:devctl CONNECTED
/devices/pci@1d,700000/SUNW,qlc@1,1/fp@0,0:devctl NOT CONNECTED
but both... (9 Replies)
Discussion started by: anwesh
9 Replies
2. IP Networking
Hi Linux/Unix Guru,
I am setting Linux Hopping Station to another different servers.
My current config to connect to another servers is using different port to connect.
e.g
ssh -D 1080 -p 22 username@server1.com
ssh -D 1081 -p 22 username@server2.com
Now what I would like to have... (3 Replies)
Discussion started by: regmaster
3 Replies
3. Solaris
Hi Everyone,
In my environment, I have few T5220. On the iLOM Management Card, I have both Network and Serial port are cabled, I don't have any issues while I try to connect using Network Management port, but when I try to connect the serial port for the same server which is actually connected... (3 Replies)
Discussion started by: bobby320
3 Replies
4. IP Networking
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... (5 Replies)
Discussion started by: rishav
5 Replies
5. IP Networking
i want to kill a tcp connection by killing its pid
with netstat -an i got the tcp ip connection on port 5914
but when i type ps -a or ps-e there is not such process running on port 5914
is it possible that because i do not log on with proper user account i can not see that process running? (30 Replies)
Discussion started by: alinamadchian
30 Replies
6. Solaris
Hello,
I have an unloaded T5140 machine and want to access the ILOM for the first time and subsequently the network port after that., and then load Solaris 10 the final January 2011 build.
The first part is what confuses me -the cabling.
I am coming from a Windows machine (w/appropriate... (5 Replies)
Discussion started by: joboy
5 Replies
7. Solaris
please find the below o/p for your reference
bash-3.00# fcinfo hba-port
HBA Port WWN: 21000024ff295a34
OS Device Name: /dev/cfg/c2
Manufacturer: QLogic Corp.
Model: 375-3356-02
Firmware Version: 05.03.02
FCode/BIOS Version: BIOS: 2.02; fcode: 2.01;... (3 Replies)
Discussion started by: sb200
3 Replies
8. Shell Programming and Scripting
Hi Expert,
Anybody can figure it out on how to generate new port base on my last port let say my last port var1=124 and increment for new port 125,126 but this new two ports need to look at first if this port is not in used by any service, if the port is in used add 1 to new port and if in used... (6 Replies)
Discussion started by: lxdorney
6 Replies
9. UNIX for Beginners Questions & Answers
hi,
i would like to create a bash script that check which port in my Linux server are closed (not in use) from a specific range, port range (3000-3010).
the print output need to be only 1 port, and it will be nice if the output will be saved as a variable or in same file.
my code is:
... (2 Replies)
Discussion started by: yossi
2 Replies
LEARN ABOUT CENTOS
semanage-port
semanage-port(8) semanage-port(8)
NAME
semanage port- SELinux Policy Management port mapping tool
SYNOPSIS
semanage port [-h] [-n] [-N] [-s STORE] [ --add -t TYPE -p PROTOCOL -r RANGE port_name | port_range | --delete -p PROTOCOL port_name |
port_range | --deleteall | --extract | --list [-C] | --modify -t TYPE -p PROTOCOL -r RANGE port_name | port_range ]
DESCRIPTION
semanage is used to configure certain elements of SELinux policy without requiring modification to or recompilation from policy sources.
semanage port controls the port number to port type defitions.
OPTIONS
-h, --help
show this help message and exit
-n, --noheading
Do not print heading when listing the specified object type
-N, --noreload
Do not reload policy after commit
-S STORE, --store STORE
Select an alternate SELinux Policy Store to manage
-C, --locallist
List local customizations
-a, --add
Add a record of the specified object type
-d, --delete
Delete a record of the specified object type
-m, --modify
Modify a record of the specified object type
-l, --list
List records of the specified object type
-E, --extract
Extract customizable commands, for use within a transaction
-D, --deleteall
Remove all local customizations
-t TYPE, --type TYPE
SELinux type for the object
-r RANGE, --range RANGE
MLS/MCS Security Range (MLS/MCS Systems only) SELinux Range for SELinux login mapping defaults to the SELinux user record range.
SELinux Range for SELinux user defaults to s0.
-p PROTO, --proto PROTO
Protocol for the specified port (tcp|udp) or internet protocol version for the specified node (ipv4|ipv6).
EXAMPLE
List all port defitions
# semanage port -l
Allow Apache to listen on tcp port 81
# semanage port -a -t http_port_t -p tcp 81
Allow sshd to listen on tcp port 8991
# semanage port -a -t ssh_port_t -p tcp 8991
SEE ALSO
selinux (8), semanage (8)
AUTHOR
This man page was written by Daniel Walsh <dwalsh@redhat.com>
20130617 semanage-port(8)