Port 4406 is used for communication between the Nagios network monitoring system and the NRPE (Nagios Remote Plugin Executor) plugin. NRPE is used to execute remote plugins on Linux/Unix hosts that are being monitored by Nagios. Port 4406 is used to pass encrypted command and control data between Nagios and NRPE, allowing Nagios to monitor remote hosts.
Ports those registered with IANA are shown as official ports. The same port number may be unofficialy used by various services or applications. The official usage are listed separately below its usage may change from time to time.
Official
Port |
Protocol (TCP/UDP) |
Title |
Description |
Port Type |
Port 4406 |
tcp |
ds-slp |
ASIGRA Televaulting DS-Sleeper |
REGISTERED PORT |
Port 4406 |
udp |
ds-slp |
ASIGRA Televaulting DS-Sleeper |
REGISTERED PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |