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Dear Sir,   I am using two Polycom Devices , models are Group 500 and Debut . These devices are under Cisco ASA 5525 Firewall. There is no error with Group 500 . But when I use Debut calling, video call is automatically drop in exactly every 5 minute...

Zayar Win by Level 1
  • 2346 Views
  • 3 replies
  • 0 Helpful votes

Hello,I'm installing Cisco Telepresence Content Server v.7.1 on Windows Server 2012 R2 and during the installation received error: Failed to find Serial Number - the installer cannot continue. Please Ensure that the Serial Number and Checksum are cor...

i have been fiddling Around with the Video on hold feature provided by media sense and UCCX Queuing and found the following: If you create 2 sip trunks to Media Sense with different videos .I.E Sip trunk 1 = Video 1 Sip trunk 2 = Video 2 and then c...

Nuno Melo by Level 4
  • 964 Views
  • 2 replies
  • 0 Helpful votes

Dear VOIP Expert,                        I have a doubt with VOIP. I have a serial link which is L3 MPLS VPN . Now, I have changed to L2 VPN  IEPL Link. At this time, I have one problem with VOIP. I can not call to international. So I roll back to s...

Zayar Win by Level 1
  • 4729 Views
  • 3 replies
  • 0 Helpful votes

Hello, Our scenario is setup B2B SIP URI dial  When SIP inbound dial from 3rd external endpoint via Expressway E&C to Jabber internal, it has some media issue as below:  (1) SIP dial from 3rd external endpoint to Jabber inside (IP address on User-vl...

Hi, Calls are not getting connected intermittently - both incoming and outgoing. Call Log - Got Resource unavailable and unspecified.  085859: Feb 22 14:21:36.105: ISDN Se0/1/0:15 Q931: Applying typeplan for sw-type 0x12 is 0x2 0x1, Calling num 6251...

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