What is Voice over Internet Protocol (VoIP)? Is a family of transmission technologies for delivery of voice communications over IP networks such as the Internet or other packet-switched networks.

Cisco SPA5xxG IP Phone Boot Process

Describes how the Cisco SPA5xxG IP phones boot and the files requested. Describes: CDP, VTP, DHCP OPTION 66, /spa$PSN.cfg, spa$MAU.xml, SEP$MAC.cnf.xml, XMLDefault$PSN.cnf.xml, and /Cisco/$PN/$MA.cfg Describes how the phones attempt to switch to SPCP...

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