04-04-2013 09:24 AM - edited 03-12-2019 09:59 AM
Can some please verify that these are the only ports that need to be opened to use the SX20?
TCP: 1720, 5555-6555
UDP: 1719, 2326-2487
H323
Gatekeeper Discovery (RAS)
1719
UDP
Q.931 call Setup
1720
TCP
H.245(Static)
5555-6555
H.245(Dynamic)
11000-20999
Video*/Audio*/Data/FECC
2326-2485
SIP
SIP messages
5060
UDP/TCP
5061
TLS(TCP)
Video*/Audio*
yes
Also, https://supportforums.cisco.com/docs/DOC-18565
Find answers to your questions by entering keywords or phrases in the Search bar above. New here? Use these resources to familiarize yourself with the community:
