Difference between revisions of "Ports which should be opened"

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* TCP 80 - for GUI/HTTP
* TCP 80 - for GUI/HTTP
* TCP 22 - for SSH connection
* TCP 22 - for SSH connection
* TCP 25/465 - for SMTP / SMTP over SSL (TLS)
* UDP 4569 - for IAX2 connection
* UDP 4569 - for IAX2 connection
* UDP 5060, 10000-20000 - for SIP connection
* UDP 5060, 10000-20000 - for SIP connection

Revision as of 12:50, 8 April 2009

For server some ports should be opened:

  • TCP 80 - for GUI/HTTP
  • TCP 22 - for SSH connection
  • TCP 25/465 - for SMTP / SMTP over SSL (TLS)
  • UDP 4569 - for IAX2 connection
  • UDP 5060, 10000-20000 - for SIP connection


You can test which TCP ports are opened using nmap tool:

nmap -vv -P0 23.45.67.89

https://www.virtualizationhero.com/docs/manuals/linux/RHL-9-Manual/security-guide/s1-server-ports.html