Support FAQ
Obtain answers for frequently asked questions regarding your Cisco product.
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Cisco TelePresence Video Communication Server Control
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Cisco TelePresence Video Communication Server Expressway
- Are links and pipes on the VCS one-way or two-way?
- Can I have a VCS as an Alternate to my Gatekeeper or Border Controller?
- Can I still make calls if the "Configuration Master" VCS in a cluster fails or is put out of service?
- Can I use a TANDBERG Gatekeeper or Border Controller as part of my VCS Cluster?
- Can I use a VCS Control as an Alternate or Peer of a VCS Expressway?
- Do I need to reboot the VCS after uploading a CPL script?
- Do all the VCSs in a cluster need to be in the same subnet?
- Does the VCS support AES and/or DES encryption?
- How do I call someone on a different IP network?
- How do I configure the VCS to work in Call Routed Mode?
- How do I get a Polycom VSX7000 to register to a TANDBERG Border Controller or VCS Expressway?
- How do I set the VCS to show times in my local timezone?
- How does the VCS's clustering redundancy solution work with non-TANDBERG endpoints?
- How to configure my endpoints to register to a VCS Cluster?
- I want to be able to call an H.323 endpoint from my SIP endpoint using the H.323 endpoint's E.164 number. How do I configure my endpoints or VCS to enable this?
- Is the VCS Expressway better with DMZ or public internet?
- Movi Starter Pack, Express Edition: documentation and configuration information
- My dial plan uses a VCS as a master/directory gatekeeper to route calls within my network. What type of call licences does this VCS need?
- The Presence status of my endpoints sometimes seems to take a while to update in VCS. How can I fix this?
- What are the direct, routed and proxy modes on a gatekeeper?
- What does '480 Temporarily Not Available' or 'No Route for Bandwidth Calculation' on my endpoint or in the VCS search history mean?
- What format can or should a FindMe ID take?
- When do calls on a VCS Control use a local (non-traversal) call license?
- When do calls on a VCS Expressway use a local (non-traversal) call license?
- When do calls on a VCS use a traversal call license?
- Which ports does the TMS Agent use between replicating partners?
- Why am I having trouble neighboring my TANDBERG VCS with the TANDBERG Codian built-in gatekeeper?
- Why am I seeing a lot of packet loss in one direction with my TANDBERG network products and why is the audio/video quality poor in that direction?
- Why can't I make calls from my VCS using URI dialing over DNS?
- Why does my Polycom HDX9004 keep losing its registration with the VCS, and how can I fix this?
- Why does the VCS not respond to an H.323 RAS Bandwidth Request (BRQ) message from a neighbor?
- Why has a VCS cleared an H.323 call involving a Lifesize endpoint?
- Why is VCS clustering better than the H.225 Alternate Gatekeeper mechanism?
- Why is an endpoint still registered to the VCS even though I have added its details to the Registration Deny List?
- Will a VCS stop working if its connection to TMS fails?
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