Which IP telephony component provides call processing, such as signaling, that in a traditional voice network is provided by switching equipment, such as a PBX?
Which Cisco product is a hardware component that supports content filtering and other gateway security functions for the Catalyst 6500 Series?
Which interoperability standard provides a maximum speed on a wireless local-area network (WLAN) of 11 megabits per second?
What ensures that voice packets are given priority throughout the network so that conversations arrive intact?
What creates an encrypted tunnel through a shared public network infrastructure, such as the Internet, to provide a secure connection between remote users and a private network?