Posts Tagged ‘spa5xxg’
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 (skinny) mode during the boot process.
Cisco spa5xxg IP Phones and DHCP OPTIONS
The Cisco spa5xxg IP phones support DHCP OPTION 66, 159, 160, & 150. This tutorial describes how the SPA500 phone’s behavior changes depending on DHCP OPTION received.