Cisco IP telephony (CIPT): authorized self-study by Hartmann, Dennis, Wallace, Kevin, CCNP, Cioara, Jeremy, Coffin, Michael fromIT Pro 0 Type: Book
Implementing Cisco Unified Communications Voice over IP and QoS (CVOICE) foundation learning guide: Previous ed.: Authorized self-study guide : Cisco… by Wallace, Kevin, Wallace, Kevin, CCNP 0 Type: Book
Interconnecting Cisco network devices by Whitaker, Andrew, McQuerry, Steve, Brussel, Matthew C., Day-Orsatti, Tami, Wallace, Kevin, CCNP fromIT Pro 0 Type: Book
