Port 1255However, I'm getting an error as follows:
sshd[26792]: error: Bind to port 1255 on 192.168.1.100 failed: Permission deniedHow do I change default OpenSSH port number from 22 to 1255 under RedHat Enterprise Linux server version 6 and SELinux?
By default SELinux only allows port number 22. To display current port contexts, enter:
# semanage port -l | grep ssh
Sample outputs:
ssh_port_t tcp 22To add port 1255 to port contexts, enter:
# semanage port -a -t ssh_port_t -p tcp 1255
You can verify new settings, enter:
# semanage port -l | grep ssh
Sample outputs:
ssh_port_t tcp 1255,22
Finally, reload or restart the OpenSSH server, enter:# /sbin/service sshd reload
Verify, sshd is listing on TCP port # 1255, enter:
# netstat -tulpn | grep 1255
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