Cisco 7911G Unified IP Phone

Cisco Unified 7911G IP phone is meant for office workers, retail shops, workshops, and any other workers generating small to medium phone call traffic.

This IP phone is a base model improved with few modifications and has following functional characteristics: Support for power supply over Ethernet IEEE802.3af and Cisco power supply standard Additional memory volume to support advanced features and applications. 4 soft keys provide users of CP-7911G with access to various features and functionality, while the graphic display combines intuitive controls, information on service calls and XML. Complete line protection Cisco Unified CallManager User interface, similar to other IP phone models of Cisco Unified family

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VoIP Favors IAX Due To Its Flexibility With Codecs, Firewalls

Inter-Asterisk eXchange (IAX) is a communication protocol used to initiate user sessions, similar to an SIP, in order to transmit and control streaming media, especially in Voice over Internet Protocol calls. IAX2 (the newest version) is a preferred method because of its flexibility, as it is compatible with a variety of codecs, and jitters and lag are minimal due to trunking and multiplexing, which means the amount of bandwidth and latency are also kept at minimal levels.

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