Hi,My customer have endpoints Aethra X5 and X7 and buy the Cisco Endpoint, TP TX1310 and SX20.Topology:SX20 and TX1310 registered in CUCM 8.6 and Aethra (H323) use the VCS to translate (h323 to SIP) and invoke the CUCM endpoint.Aethra (X5 and X7) cal...

Hi,I have one problem to sent EO to ISP.My scenario:CUCM 9X -->SIP TRUNK--> CUBE --> ISP SIPI need invite Early Offer to ISP, for DTMF problems, I don´t like the use CUCM fot this.I set in CUBE (early-offer forced), but if I removed pass-thru content...

Dear Experts.I have a problem with cisco ATA187 and SIP ISP, DTMF and Fax not working together.Scenario:CUCM9.1 -->ATA187 --> SIP TRUNK -->CUBE-->SIP ISP. ATA187 -> DP-G711 -> MTP SIP TRUNK uncheck -> Fax ok -> DTMF no ok.ATA187 -> DP-G729 -> MTP SI...

Dear Experts,I have configured SIP trunk to ITSP with CUCM 9.1My call flow is IP phone --->  SIP ---> CUBE (flow around) ----> SIP -----> ITSPMy problem is on some calls the dtmf does not workI collect some logs (complete logs attached).Call Ok (tele...

Hi Experts!My customer have this scenario:400 remote sites (4 - 8 IP Phones).2 CUBE to sip-to-sip calls with ISP.Topology: Site1 ->                                 Site2 ->    Cluster CUCM ->         Gateway CUBE ->         ISP (SIP)Site3 ->Site4 ->...