Cisco IP Phone 8811
Cisco IP Phone 8811
Work remotely and stay in touch with co-workers and clients with the IP Phone 8811 from Cisco. This IP phone features Cisco Expressway to give users outside of your firewall or VPN secure access to collaboration workloads, including video, voice, content, and IM. Manage multiple calls with support for up to 5 lines along with both single- and multiple-call-per-line appearance. The 8811 also features a 5″ grayscale display with an 800 x 480 resolution that provides scrollable access to calling features as well as support for text-based XML applications.
The IP Phone 8811 comes equipped with a 2-port Cisco Ethernet switch allowing for a direct connection to a Gigabit Ethernet network. This connection is established through an RJ-45 interface with a single LAN connectivity for both the phone and the co-located PC. The phone and PC can be assigned to separate VLANs for improved security and reliability for voice and data traffic. With a dual-position foot stand and the ability to mount this phone to the wall you can position the phone the way you want. Additionally, the Kensington lock slot compatibility makes it easy to secure the phone against theft.
- Support for up to 5 lines and both single- and multiple-call-per-line appearance for added flexibility in call management
- More intuitive, easier-to-use experience with a high resolution, backlit, graphical widescreen VGA, 800- x 480-pixel display in the Cisco IP Phone portfolio
- Increased productivity with easier navigation of menus and call-transaction status using the 5-way navigation cluster and 4 context sensitive soft-label keys
- Enhanced tactile feel and reduced errant dialing with rounded ergonomic fixed keys
- Fixed keys for commonly used functions including messaging, directory, services, transfer, conference, mute, headset, speakerphone, hold, and release
- Replaceable silver bezel option for the black bezel that comes standard with these phones
- Support for 802.3af/at PoE to reduce installation and infrastructure costs by eliminating or reducing the need for local power supplies
- Gigabit Ethernet-integrated switches on all models to reduce IT administration and cabling costs at the desk while efficiently and effectively processing the traffic from a co-located multimedia PC
- Integrated VPN client to help keep conversations private
- Support for Cisco Expressway enabling “VPN-less” client connectivity to the network for remote workers
- Optional wall-mount kit to deploy in more space-constrained environments
Audio codec support
G.711a-law and mu-law, G.722, G.729a, Internet Low Bitrate Codec (iLBC), and Internet Speech Audio Codec (iSAC)
+ DialingAbbreviated dialingAdjustable ring tones and volume levelsAdjustable display brightnessAgent greetingAuto-answerAuto-detection of headsetcBargeBusy Lamp Field (BLF)Busy Lamp Field (BLF) PickupBusy Lamp Field (BLF) speed dialCallbackCall forwardCall forward notificationCall filterCall history listsCall parkCall pickupCall timerCall waitingCall chaperoneCaller IDCorporate directoryConference, including traditional Join featureCross Cluster Extension Mobility (EMCC)Direct transferExtension mobilityFast-dial serviceForced access codes and client matter codesGroup call pickupHoldIntercomImmediate divertMalicious-caller IDMessage-waiting indicator (MWI)Meet-me conferenceMobilityMusic on hold (MoH)MuteNetwork profiles (automatic)On- and off-network distinctive ringingPersonal directoryPickUpPredialing before sendingPrivacyPrivate Line Automated Ringdown (PLAR)RedialRing tone per line appearanceService Uniform Resource Locator (URL)Shared lineSilent monitoring and recordingSpeed dialTime and date displayTransferUniform Resource Identifier (URI) dialingVisual voice mailVoice mailWhisper coaching
You can control the hookswitch electronically with a third-party headset connected to an auxiliary port.
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.
Session Initiation Protocol (SIP) for signalingSession Description Protocol (SDP)IPv4 and IPv6User Datagram Protocol (UDP) (used only for Real-Time Transport Protocol [RTP] streams)Dynamic Host Configuration Protocol (DHCP) client or static configurationGratuitous Address Resolution Protocol (GARP)Domain Name System (DNS)Trivial File Transfer Protocol (TFTP)Secure Hypertext Transfer Protocol (HTTPS)VLANReal-Time Transport Protocol (RTP)Real-Time Control Protocol (RTCP)Cisco Peer-to-Peer Distribution Protocol (PPDP)Cisco Discovery ProtocolLLDP (including LLDP-MED)Switch speed auto-negotiation
Secure bootSecure credential storageDevice authenticationConfiguration file authentication and encryptionImage authenticationRandom bit generationHardware cryptographic accelerationCertificate 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 TLSMedia authentication and encryption using SRTPHTTPS for client and serverSecure Shell (SSH) Protocol serverSecure Sockets Layer (SSL)-based VPN client
(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)
2.58 lb (1.17 kg)
Polycarbonate acrylonitrile butadiene styrene (ABS) textured plastic; Cosmetic class A
32 to 104?F (0 to 40?C)
Nonoperational temperature shock
14 to 140?F (-10 to 60?C)
Operating 10 to 90%, noncondensingNonoperating 10 to 95%, noncondensing
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