https://www.cisco.com/en/US/docs/voice_ip_comm/cucme/admin/configuration/guide/cmeblock.html

Hi all,Someone said it is not supported to integrate Rightfax via H323 to CCM 5.1.Is it really unsupported?I'm trying to setup Rightfax 9.4 as an H323 gw in a CCM 5.1.2 but It seems through wireshark that Rightfax is not transmiting any RTP packets(a...

Yes you can