7800 series IP phone CP-7841-3PCC-K9 Voip phone
The Cisco 7841 3PCC IP Phone supports third-party call control (SIP) on supported third-party voice and video platforms. It uses multiplatform (MPP) firmware exclusive to 3PCC phones and does not work with Cisc0 call control. It delivers crystal clear wideband audio performance with an easy-to-use, full-featured voice communications experience.
| Protocol support | SIP: all models |
| Language support | Bulgarian Catalan Chinese (Simplified) Chinese (Traditional, Hong Kong) Croatian Czech Danish Dutch English (American) English (United Kingdom) Finnish French (France) German Greek Hungarian Italian Japanese Korean Norwegian Polish Portuguese (Portugal) Spanish (Spain) Slovak Swedish Slovenian Turkish |
| Network | Global Discovery Services MAC address (IEEE 802.3) SIP protocol support (RFC3261 and companion RFCs) HTTPs Support for XSI Services IPv4 (RFC 791) IPv6 (RFC 2460): System Interoperability Testing Required DNS: A record (RFC 1706), SRV record (RFC 2782) Dynamic Host Configuration Protocol (DHCP) (RFC 2131) DHCP VLAN Options Peer Firmware Sharing Simple Network Time Protocol (SNTP) (RFC 2030) Name Authority Pointer (NAPTR) Network Address Translation (NAT) transversal, serial tunnel (STUN) UDP/TCP Link Layer Discovery Protocol (LLDP) Cisco Discovery Protocol TR.69 Provisioning: System Interoperability Testing Required Zero Touch Provisioning |
| Security | 802.1X authentication Configurable Ciphers EDOS Certificate Upload and Encryption Hash Selection Media encryption via Secure Real-Time Transport Protocol (SRTP) Transport Layer Security (TLS) Encrypted configuration files FIPS 140-2 Digest authentication Password login HTTPs secure provisioning Mandatory/Optional Secure call Stateful Firewall |
| Applications | BroadWorks Anywhere BroadWorks Executives and Assistants Broadsoft Global Discovery Services (GDS) BroadWorks XSI Call Logs Display BroadWorks XSI Caller ID Blocking Cisco Problem Reporting Tool (PRT) with local and remote initiation Cisco XML Services Interface (XSI) Multicast Paging Remote SDK UC-One Presence |
| Call control and audio features | Busy Lamp Field (BLF) [1] Call back on busy Call blocking - anonymous and selective Call conferencing - hosted (N-party) 1 Call conferencing - local 3-way Call forwarding - unconditional, no answer, on busy Call hold Call pickup - selective and group 1 Call park and unpark 1 Call transfer - attended or blind Call waiting Caller ID name and number and outbound caller ID blocking Caller ID mapping for incoming calls Configurable dial/numbering plan support with inter-digit timers - per line Configurable supplementary services soft keys Distinctive ringing based on calling and called number Do not disturb Emergency Call Support 1 Extension mobility/hot-desking 1 Group paging 1 Hoteling 1 Intercom 1 Individual volume setting per audio path (headset/handset/speaker) Multicast paging Music on hold 1 Outbound caller ID blocking Programmable Line Keys (PLKs): Other than the primary line assignment on the first line key, the other keys may be configured as user-customizable, or system administrator-customizable PLKs Visual Voice Message Waiting Indicator (VMWI) Shared/bridge line appearance 1 Supplementary services feature activation codes |