Vidyo VidyoGateway Administrator's Manual page 181

Appendix D. NAT/Firewall Traversal
Port(s)
1024 – 65535
The following diagram illustrates the call flow of Legacy and Vidyo desktop users when a
VidyoGateway and VidyoPortal/VidyoRouter are deployed in a DMZ environment.
Private
Legacy
Device
Vidyo
Desktop
These are the additional port requirements between the VidyoGateway and the
VidyoPortal/VidyoRouter:
Port(s) Type
53 UDP
80 TCP
Type
Dynamic UDP
DMZ
VidyoGateway
Description
DNS
Local Web GUI access
SOAP messaging between VidyoPortal.
Description
Media RTP/RTCP to/from Legacy
Note Port range is configurable.
Vidyo recommends
configuring 20 ports per call.
Therefore for expected
capacity of 50 calls, plan so
that the Min Port is at least
1,000 less than the Max Port.
Legacy AVC
175
Direction
Internet
200.100.50.25/24
Vidyo
Desktop
Vidyo SVC
H.264
Direction
Legacy
Device