Cisco IP Corded Phone Telephone PoE 7940 7940G Business Office Voip Handset

Name: Cisco IP Corded Phone Telephone PoE 7940 7940G Business Office Voip Handset
Brand: Cisco

Cisco

Cisco IP Corded Phone Telephone PoE 7940 7940G Business Office Voip Handset\n\nCompatibility Information \u2013 Please Read Before Purchase\n\nThe Cisco 7940G is an older\u2011generation Cisco IP Phone. By default, it runs the \nCisco SCCP (Skinny) protocol, which means it is designed to work with \nCisco CallManager / CUCM systems.\n\nThe phone can also run SIP firmware, which allows it to register to non\u2011Cisco VoIP platforms. \nHowever, installing SIP firmware requires:\n\n--Loading legacy firmware files\n--Using a TFTP server\n--Editing configuration files\n--Manual registration on the VoIP system\n\nBecause of this, SIP conversion is recommended only for experienced users or systems that already \nsupport Cisco 7940/7960 legacy firmware.\n\nUsing the 7940G with systems that already have 7962, 7945 or 7965 phones:\n\nThe 7940G can operate alongside these models only if your phone system supports the older \n7940/7960 firmware family. Many modern VoIP systems no longer include;