The Cisco IP Phone 8851 is a business-class collaboration endpoint that combines high-fidelity,reliable,secure,and scalable voice communications with Cisco Intelligent Proximity for telephony integration for personal mobile devices to support midsize to large enterprise businesses. With the Cisco IP Phone 8851,you can increase personal productivity through an engaging user experience that is both powerful and easy-to-use. The IP Phone 8851 combines an attractive ergonomic design with wideband audio for crystal clear voice communications, "always-on" reliability, encrypted voice communications to enhance security, and access to a comprehensive suite of unified communication features from Cisco communication servers.
Product Type | VoIP phone |
Compatible Platforms | Cisco Business Edition 6000 |
Body Material | ABS plastic |
Phone Features | |
---|---|
Wireless Interface Provided | Bluetooth |
Bluetooth Profiles | Hands Free Profile (HFP),Phonebook Access Profile (PBAP) |
Call Services | Voice Mail,Caller ID,Call Waiting,Call Forwarding,Call Transfer,Call Hold,Message Waiting Capability |
Key Expansion Module Max Qty | 2 |
Dialer Type | Keypad |
Dialer Location | Base |
Conference Call Capability | Yes |
Intercom | Yes |
Speakerphone | Yes (digital duplex) |
Menu Operation | Yes |
Programmable Buttons Qty | 5 |
Indicators | Voice message waiting indicator,speakerphone indicator,headset |
Firmware Upgradable | Yes |
Additional Functions | Call timer,Intercom |
Additional Features | Music on hold,BLF status lamps,compatible with Bluetooth headsets |
IP Telephony | |
Main Features | Multiple VoIP protocol support,integrated Ethernet switch |
VoIP Protocols | SIP,RTCP,RTP,SRTP,SDP |
Voice Codecs | G.722,G.729a,G.711u,G.711a,iLBC,iSAC |
Lines Supported | 5 lines |
Quality of Service | IEEE 802.1Q (VLAN),IEEE 802.1p |
Security | IEEE 802.1X,TLS |
Power Over Ethernet (PoE) Support | Yes |
Network Protocols | IP,TFTP,UDP,Cisco Discovery Protocol (CDP),HTTP,DNS,HTTPS,SRTP,Link Layer Discovery Protocol - Media Endpoint Discovery (LLDP-MED),RTCP,RTP |
Network Ports Qty | 2 x Ethernet 10Base-T/100Base-TX/1000Base-T |
Compatible Software | Cisco Unified Communications Manager 8.5.1 or later,Cisco Hosted Collaboration Solution,Cisco Unified Communications Manager Express 10.0 or later |
Network Features | Class 3 PoE |