Firewall ports to open for Cisco TelePresence SX series
2646For IP based H.323 calling between SX series: The following ports are applicable for conference between SX series Cisco TelePresence only. Screenshot from SX series under System Configuration > H323 For SIP based calling between SX series: Important note: ..
Cisco TelePresence SX80 SpeakerTrack 60 Connection
1275Ref: Cisco TelePresence SX80 Installation and Administration Guide