IP-телефон Cisco CP-8841-K9 =

Hardware Features

Ergonomic design

The phone offers an easy-to- use interface and provides a traditional telephony-like user experience.

Graphical display

The 800 × 480, 24-біт кольору, 5-in. WVGA display забезпечує швидкий доступ до функціонування та текстових XML applications.

Handset

The handset is a standard wideband-capable audio handset (connects through an RJ-9 port).

Стандартний coiled cord має custom end for concealed cable routing beneth the phone (cord length is approximately 21 in. [55 cm] coiled and up to 72 in. (183 cm) extended).

Підтримка є надання надійного комп'ютера (HAC) і записи Federal Communications Commission (FCC) вільні вимоги до американських членів Асоціації (ADA). Section 508 вільні вимоги можуть бути застосовані промислові-стандартні лінії навушників ampilers such as Walker Equipment W-10 or CE-100 amplifiers. The dial pad is also ADA-compliant.

Speaker phone

A full-duplex speakerphone gives you flexibility in placing and receiving calls with hands free. Задля більшої надійності, зухвалої дюймової тонкості (DTMF) tons є masked when the speakerphone mode is used.

Analog headset

The analog headset jack is a standard wideband-capable RJ-9 audio port.

AUX port

Ви можете використовувати auxauxiliar port to support Електронний звуковий сигнал control with third-party headset connected to it.

Ethernet switch

An internal 2-port Cisco Ethernet switch дозволяє для прямого підключення до 10/100/1000BASE-T мережі Ethernet (IEEE 802.3i/802.3u/802.3ab) через RJ-45 interface with single LAN connectivity for both the phone and co-located PC.

Система адміністратора може створювати окремі VLANs (IEEE 802.1Q) для PC та телефону, що забезпечує несприятливі та надійність безпеки та data traffic.

Keys

The phone has the following keys:

◦  Line keys

◦  Soft keys

◦  Back and release keys< o:p>

◦  Four-way navigation and select keys

◦  Hold/Resume, Transfer, and Conference keys

◦  Messaging, Application, and Directory keys

◦  Standard keypad

◦  Volume-control toggle key

◦  Speakerphone, headset, and mute keys

Backlit indicator

The phone supports backlit indicators for the audio path keys (handset, headset, and speakerphone ), select key, line keys, і message waiting.

Replaceable bezel

The phone includes a black bezel; an optional silver bezel is also orderable separately.< /o:p>

Dual-position foot stand

The display is easy-to-view and buttons and keys є easy-to-use. The 2-position foot stand supports viewing angles of 35 and 50 degrees; Ви можете повернути foot stand for wall mounting, with mounting holes located on the base of the phone.

Wall-mountable

Ви можете встановити телефон на wall using an optional wall-mount kit (відповідна separately).

Physical security

The phone is compatible with the Kensington Security Slot (K-Slot) antitheft system.< /o:p>

IEEE Power over Ethernet (PoE)

IEEE Power over Ethernet class 2. Веб-комп'ютер використовується з IEEE 802.3af і 802.3at модулів сітки і supports 1.2. >

Cisco IP Phone Power Cube 4

Цей optional power cube is used as an AC-to-DC (48V) Power supply for non-PoE deployments. Використання живої кишки 4 також вимагає використання однієї з відповідних AC country cords.

Call-Control Support< /o:p>

Cisco Unified Communications Manager< /o:p>

8.5.1 (Non-secured mode Only)

8.6.2

9.1.2

10.5.2

11.0 and later

Cisco Unified Communications Manager Express (Unified CME)< o:p>

10.0 and later through fast track

Cisco Business Edition 6000 (BE 6000)

8.6.2

9.1.2

10.5.2

11.0 and later

Cisco Hosted Collaboration Solution (HCS)

8.6.2 and later (using supported UCM versions above)

Audio codec support

G.711a-law and mu- права, G.722, G.729a, Internet Low Bitrate Codec (iLBC), та Internet Speech Audio Codec (iSAC)

Call features

+ Dialing, Abbreviated dialing, Adjustable ring тони і розміри рівнів, 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 historie lists, Call park, Call pickup, Call timer, Call waiting, Call chaperone, Call 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, Predialin g для перегляду, 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

Electronic hookswitch

Ви можете керувати електричним ходом електродвигуна Third-party headset під'єднаний до порту auxiliary.

Quality-of-Service (QoS) options< o:p>

The phone supports Cisco Discovery Protocol and 802.1 Q/p standards, and can be configured with 801.1Q VLAN header містить VLAN ID overrides configured by the Admin VLAN ID.

Network features

Session Initiation Protocol (SIP) for signaling , Сесія Description Protocol (SDP), IPv4 і IPv6, User Datagram Protocol (UDP) (used тільки для Real-Time Transport Protocol [RTP] streams), Dynamic Host Configuration Protocol (DHCP) клієнт або статичне налаштування, 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), Local Significant Certificates (LSC), 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, ) Protocol server, SSL-based VPN client< /o:p>

Physical dimensions
(H × W × D)< /o:p>

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)

Phone-casing composition< /o:p>

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

Nonoperating 10 to 95%, noncondensing