| CP-8851-K9 Specifications |
| Audio codec support | G.711 a-law and mu-law, G.722, G.729a,
Internet Low Bitrate Codec (iLBC), and
Internet Speech Audio Codec (iSAC) |
| Key call features support | #ERROR! |
| Electronic hookswitch | You can control the hookswitch electronically
with a third-party headset connected to either
the USB port or auxiliary port, or directly
paired with the phone through bluetooth. |
| Cisco Intelligent Proximity | Audio path moving sends audio through
the IP Phone 8851 for a mobile
device-connected call.
Call history synchronization allows you to view
placed and missed calls of your mobile device from the
IP Phone 8851.
Contact synchronization allows you to
synchronize the contact objects from your mobile device to your
IP Phone 8851. |
| Quality-of-service (QoS) options | The phone supports Cisco Discovery Protocol and 802.
1Q/p standards, and can be configured with an 801.1Q
VLAN header containing the VLAN ID overrides configured
by the Admin VLAN ID. |
| Network features | Session Initiation Protocol (SIP) for signaling
Session Description Protocol (SDP)
IPv4 and IPv6
User Datagram Protocol (UDP) (used only for
Real-Time Transport Protocol [RTP] streams)
Dynamic Host Configuration Protocol (DHCP)
client or static configuration
Gratuitous Address Resolution Protocol (GARP)
Domain Name System (DNS)
Trivial File Transfer Protocol (TFTP)
Secure Hypertext Transfer Protocol (HTTPS)
VLAN
Real-Time Transport Protocol (RTP)
Real-Time Control Protocol (RTCP)
Cisco Peer-to-Peer Distribution Protocol (PPDP)
Cisco Discovery Protocol
LLDP (including LLDP-MED)
Switch speed auto-negotiation |
| Security features | Secure boot
Secure credential storage
Device authentication
Configuration file authentication and encryption
Image authentication
Random bit generation
Hardware cryptographic acceleration
Certificate Authority Proxy Function (CAPF)
Manufacturer-Installed Certificates (MIC)
Locally Significant Certificates (LSC)
Ethernet 802.1x supplicant options: Extensible
Authentication Protocol-Flexible Authentication
via Secure Tunneling (EAP-FAST) and Extensible
Authentication Protocol-Transport Layer Security (EAP-TLS)
Signaling authentication and encryption using TLS
Media authentication and encryption using SRTP
HTTPS for client and server
Secure Shell (SSH) Protocol server
Secure Sockets Later (SSL)-based VPN client |
Physical dimensions
(H × W × D) | 9.02 x 10.13 x 1.57 in. (229.1 x 257.34 x 40 mm)
(excluding foot stand) |
| Weight (with handset) | 2.62 lb (1.19 kg) |
| Phone-casing composition | Polycarbonate acrylonitrile butadiene styrene (ABS)
textured plastic; Cosmetic class A |
| Operational temperature | 32 to 104°F (0 to 40°C) |
| Nonoperational temperature shock | 14 to 140°F (-10 to 60°C) |
| Humidity | Operating 10 to 90%, noncondensing
Non-operating 10 to 95%, noncondensing |
| Language support | Arabic (Arabic Area)
Bulgarian (Bulgaria)
Catalan (Spain)
Chinese (China)
Chinese (Hong Kong)
Chinese (Taiwan)
Croatian (Croatia)
Czech (Czech Republic)
Danish (Denmark)
Dutch (Netherlands)
English (United Kingdom)
Estonian (Estonia)
French (France)
French (Canada)
Finnish (Finland)
German (Germany)
Greek (Greece)
Hebrew (Israel)
Hungarian (Hungary)
Italian (Italy)
Japanese (Japan)
Latvian (Latvia)
Lithuanian (Lithuania)
Korean (Korea Republic)
Norwegian (Norway)
Polish (Poland)
Portuguese (Portugal)
Portuguese (Brazil)
Romanian (Romania)
Russian (Russian Federation)
Spanish (Columbia)
Spanish (Spain)
Slovak (Slovakia)
Swedish (Sweden)
Serbian (Republic of Serbia)
Serbian (Republic of Montenegro)
Slovenian (Slovenia)
Thai (Thailand)
Turkish (Turkey) |
| Certification and compliance | Regulatory compliance
? CE Markings per directives 2004/108/EC and 2006/95/EC
Safety
? UL 60950 Second Edition
? CAN/CSA-C22.2 No. 60950 Second Edition
? EN 60950 Second Edition (including A11 & A12)
? IEC 60950 Second Edition (including A11 & A12)
? AS/NZS 60950
? GB4943
EMC - Emissions
? 47CFR Part 15 (CFR 47) Class B
? AS/NZS CISPR22 Class B
? CISPR22: 2005 w/Amendment 1: 2005 Class B
? EN55022: 2006 w/Amendment 1: 2007 Class B
? ICES003 Class B
? VCCI Class B
? EN61000-3-2
? EN61000-3-3
? KN22 Class B
EMC - Immunity
? EN55024
? CISPR24
? EN60601-1-2
? KN24
? Armadillo Light
Telecom
? FCC Part 68 HAC
? CS-03-HAC
? AS/ACIF S004
? AS/ACIF S040
? NZ PTC 220
? Industry Standards: TIA 810 and TIA 920
? Industry Standards: IEEE 802.3 Ethernet, IEEE 802.3af and 802.3at
? Korea (RRA Public Notification 2010-36, Nov 01, 2010)
? Korea (RRA Announce 2011-2, Feb 28, 2011)
Radio
? FCC Part 2.1093 (BT RF Exposure TR)
? RSS-102 (BT RF Exposure TR)
? RSS-210
? EN 300.328
? EN50385 (BT RF Exposure TR)
? EN 301-489-1
? EN 301-489-17
? NCC LP0002
? Korea (RRL No. 2006-128, RRL No. 2006-129)
? Japan Bluetooth GFSK/EDR |
