Description
Cisco CP-8851 VoIP Phone Widescreen 5″ 480p Black Bluetooth 3.0 + Handset + Cord
Brand:
• Cisco
Product Line:
• Cisco IP Phone
Model:
• 8851
VoIP Protocols:
• RTCP, RTP, SDP, SIP, SRTP
Voice Codecs:
• G.711a, G.711u, G.722, G.729a, iLBC, iSAC
Quality of Service:
• IEEE 802.1Q (VLAN), IEEE 802.1p
VoIP:
• Yes
Security:
• IEEE 802.1X, TLS
Network Protocols:
• Cisco Discovery Protocol (CDP), DNS, HTTP, HTTPS, IP,
Link Layer Discovery Protocol – Media Endpoint Discovery (LLDP-MED),
RTCP, RTP, SRTP, TFTP, UDP