Datasheet

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Feature
Specification
Volume control
The convenient Volume Control buttons on Cisco Unified IP Conference Phone 8831 provide for easy, decibel-
level adjustments for the speakerphone and ringer.
Quality-of-service (QoS)
options
The Cisco Unified IP Conference Phone supports DHCP and 802.1Q/p standards. The conference station can
also be configured with an 801.1Q VLAN header containing the VLAN ID overrides configured by the Admin VLAN
ID.
Multiple ring tones
User-adjustable ring tones are available.
Security
The Cisco Unified IP Conference Phone 8831 supports device authentication through 802.1.x supplicant (TLS)
and SRTP.
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)
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)
Configuration options
You can configure IP address assignment statically or through the DHCP client.