In a centralized Cisco Unified Communications Manager environment, when IP phones lose connectivity to Cisco Unified Communications Manager because the WAN is down or Cisco Unified Communication Manager is unreachable, IP phones in remote branch offices lose call-processing capabilities. The SRST feature provides basic IP telephony backup services so that IP phones can fall back to the router in a local branch office when losing the connectivity to the Cisco Unified Communications Manager. The SRST feature takes advantage of existing Cisco IOS? Software features to provide basic telephony services such as off-net calls to 911, calls within a branch office, or calls between branch offices through the public switched telephone network (PSTN). The application is ideal for enterprise organizations looking to cost-effectively deploy IP telephony in their branch office location.
We are pleased to announce availability of Beta software for 16.6.3.
16.6.3 will be the second rebuild on the 16.6 release train targeted
towards Catalyst 9500/9400/9300/3850/3650 switching platforms. We are
looking for early feedback from customers befor...
Introduction Featured Speakers Luis Espejel is the Telecommunications
Manager of IENova, an Oil & Gas company. Currently he works with Cisco
IOS® and Cisco IOS XE platforms, and NX to some extent. He has also
worked as a Senior Engineer with the Routing P...
In this session you can learn more about Layer 3 multicast and the best
practices to identify possible threats and take security measures. It
provides an overview of basic multicast, the best security practices for
use of this technology, and recommendati...