H323 NAT address not configured

Issue: Cisco TelePresence endpoint cannot make H323 point-to-point call to another Cisco TelePresence endpoint. Both endpoints are standalone H323 and no Gatekeeper. Symptom is when calling from either endpoint the call automatically get disconnected after few seconds. Platform: EX, SX, MX and Integrator C series TelePresence endpoints Software version: Any

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BGP Cost Community

This post explores the use of BGP cost community to prefer one path over the other in a multipath environment as shown in the figure. BGP cost community is a nontransitive extended community attribute that is passed to iBGP peers only. This feature allows us to customize the BGP best

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Multicast and Unicast MoH

Issue: Multicast and unicast MoH don’t work over the PSTN. Platform: Cisco ISRs version 15.0. Solution: Disable “IP CEF” in the router. enable config t no ip cef Cisco Express Forwarding is mainly used to increase packet switching speed thus disabling “IP CEF” is not recommended. Another workaround is to

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VPNless Voice Rack Rental

[tweetmeme]INE recently rolled out their VPN-less Voice rack rental access. A good news for all CCIE Voice candidates! I watched the instructional video presented by Mark Snow, one of the Voice instructors at INE, he demonstrated how to access the Cisco UC devices – CUCM Pub & Sub, Unity, remote

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