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

+ 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 ExtensionMobility (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 URL
Shared line
Silent monitoring and recording
Speed dial
Time and date display
Transfer
Uniform Resource Locator (URI) dialing
Visual voice mail
Voice mail
Whisper coaching

Electronic hookswitch

You can control the hookswitch electronically with a third-party headset connected to either the USB or auxiliary port, or directly paired with the phone through Bluetooth.

Cisco Intelligent Proximity

Audio path moving sends audio through the IP Phone 8861 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 8861.
Contact synchronization allows you to synchronize the contact objects from your mobile device to your IP Phone 8861

Quality-of-service (QoS) options

The phone supportsCisco Discovery Protocol and 802.1Q/p standards, and can be configured with an 801.1QVLAN 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 Layer (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) (exclude foot stand)

Weight

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
Nonoperating 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, Feb28, 2011)
Radio
◦ FCC Part 15.247 (CFR 47)
◦ 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
◦ EN 301-893
◦ NCC LP0002
◦ Korea (RRL No. 2006-128, RRL No. 2006-129)
◦ Japan Bluetooth GFSK/EDR