View components exchange messages by using several different protocols.

Default Ports lists the default ports that are used by each protocol. If necessary, to comply with organization policies or to avoid contention, you can change which port numbers are used.

Default Ports

Protocol

Port

JMS

TCP port 4001

TCP port 4002

HTTP

TCP port 80

HTTPS

TCP port 443

MMR/CDR

For multimedia redirection and client drive redirection, TCP port 9427

RDP

TCP port 3389

PCoIP

Any TCP port from Horizon Client to port 4172 of the remote desktop or application.

PCoIP also uses UDP port 50002 from Horizon Client (or UDP port 55000 from the PCoIP Secure Gateway) to port 4172 of the remote desktop or application.

USB redirection

TCP port 32111. This port is also used for time zone synchronization.

HTML Access

For the HTML Access Gateway on connection servers and security servers, TCP Port 8443

For View Agent connections, TCP Port 22443