CP-8811-W-K9= Specification
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Audio codec support
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- G.711a-law and mu-law, G.722, G.729a, Internet Low Bitrate Codec (iLBC), and Internet Speech Audio Codec (iSAC)
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Call features
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- + Dialing
- Abbreviated dialing
- Adjustable ring tones and volume levels
- Adjustable display brightness
- Agent greeting
- Auto-answer
- Auto-detection of headset
- cBarge
- Busy Lamp Field (BLF)
- Busy Lamp Field (BLF) Pickup
- Busy Lamp Field (BLF) speed dial
- Callback
- Call forward
- Call forward notification
- Call filter
- Call history lists
- Call park
- Call pickup
- Call timer
- Call waiting
- Call chaperone
- Caller ID
- Corporate directory
- Conference, including traditional Join feature
- Cross Cluster Extension Mobility (EMCC)
- Direct transfer
- Extension mobility
- Fast-dial service
- Forced access codes and client matter codes
- Group call pickup
- Hold
- Intercom
- Immediate divert
- Malicious-caller ID
- Message-waiting indicator (MWI)
- Meet-me conference
- Mobility
- Music on hold (MoH)
- Mute
- Network profiles (automatic)
- On- and off-network distinctive ringing
- Personal directory
- PickUp
- Predialing before sending
- Privacy
- Private Line Automated Ringdown (PLAR)
- Redial
- Ring tone per line appearance
- Service Uniform Resource Locator (URL)
- Shared line
- Silent monitoring and recording
- Speed dial
- Time and date display
- Transfer
- Uniform Resource Identifier (URI) dialing
- Visual voice mail
- Voice mail
- Whisper coaching
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Electronic hookswitch
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- You can control the hookswitch electronically with a third-party headset connected to an auxiliary port.
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Quality-of-service (QoS) options
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- 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.
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Network features
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- 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
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Security features
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- 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 Layer (SSL)-based VPN client
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Physical dimensions
(H × W × D)
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- 9.02 x 10.13 x 1.57 in. (229.1 x 257.34 x 40 mm)
(excluding foot stand)
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Weight (with handset)
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Phone-casing composition
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- Polycarbonate acrylonitrile butadiene styrene (ABS) textured plastic; Cosmetic class A
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Operational temperature
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Nonoperational temperature shock
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- 14 to 140°F (-10 to 60°C)
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Humidity
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- Operating 10 to 90%, noncondensing
- Nonoperating 10 to 95%, noncondensing
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Language support
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- 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)
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