Call manger

Cisco Call Manager on ISR 2951 enables integrated voice and IP telephony services using Cisco Unified Communications Manager Express (CME), offering reliable, scalable, and secure voice solutions for medium-sized branch offices.

Cisco 4321 router Call Manager configuration involves enabling Cisco Unified Communications Manager Express (CME) to support voice features such as IP telephony, call routing, voicemail, and SIP/H.323 trunking for small to medium-sized business environments.

The Cisco IP Phone 7945G is a two-line, color-display VoIP phone designed for professional business use, delivering high-definition audio, enhanced usability, and integration with Cisco Unified Communications.

Cisco CP-8865-K9 is a high-end VoIP video phone with Wi-Fi support, a 5-inch HD color display, and integrated HD camera, designed for modern video and voice collaboration in business environments.

Cisco Unified IP Phone 7911G is a cost-effective, single-line VoIP phone designed for basic office use, featuring a backlit display, Ethernet switch, and support for Cisco Unified Communications solutions.