Port 1589 is typically used for sending encrypted audio and video conferencing data over the internet using the Session Initiation Protocol (SIP) and the Secure Real-time Transport Protocol (SRTP). It may also be used for other applications such as remote desktop services and remote administration of servers.
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 1589 |
tcp |
vqp |
VQP |
REGISTERED PORT |
Port 1589 |
udp |
vqp |
VQP |
REGISTERED PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |
Port 1589 | Cisco VQP (VLAN Query Protocol) / VMPS |