Arslanalizaidee

Hi,

Pls check the following ports on the LAN firewall:

C-LAN : UDP 1719 - RAS - IP station registration
TCP 1720 - H.225 call setup
TCP 1037 - CCMS signalling (phone display updates)

MEDPRO : UDP 2048 - 65536 (configurable) - RTP -encapsulated audio

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Thx n regards,
Arslan Ali
Telecom engineer