Routers and switches make up the bulk of the network infrastructure and are vulnerable to attack. In a previous article, I talked about some of the different ways of hardening your network devices. In this blog, I’d like to specifically examine the routing protocols used on the major Cisco network operating systems.
Read moreTwo phones in the same cluster and location have a call currently connected. The site PSTN gateway loses connection with the Cisco Unified Communications Manager. Which two results do you expect? (Choose two.)
Read moreYou are troubleshooting video quality issues on a Cisco TelePresence system. Which CLI command shows the number of lost video packets and jitter during a call in progress?
Read moreWhich parameter should be set to prevent H.323 endpoints from registering to Cisco TelePresence Video Communication Server (VCS) automatically?
Read moreWhich discard digits instruction removes the access code from a number before sending the number onto an adjacent system?
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