Telephony Features

● Four voice lines
● Four Independent SIP Registrations*
● Line status: active line indication, with name and number
● Menu-driven user interface
● Shared line appearance**
● Speakerphone
● Call hold
● Music on hold**
● Call waiting
● Caller ID name and number
● Outbound caller ID blocking
● Call transfer: attended and blind
● Three-way call conferencing with local mixing
● Multiparty conferencing via external conference bridge
● Automatic redial of last calling and last called numbers
● On-hook dialing
● Call pickup: selective and group**
● Call park and unpark**
● Call swap
● Call back on busy
● Call blocking: anonymous and selective
● Call forwarding: unconditional, no answer, on busy
● Hot line and warm line automatic calling
● Call logs (60 entries each): made, answered, and missed calls
● Redial from call logs
● Personal directory with auto-dial (100 entries)
● Do not disturb
● Digits dialed with number auto-completion
● Anonymous caller blocking
● Uniform Resource Identifier (URI) (IP) dialing support (vanity numbers)
● On-hook default audio configuration (speakerphone and headset)
● Multiple ring tones with selectable ring tone per line
● Called number with directory name matching
● Ability to call number using name: directory matching or via caller ID
● Subsequent incoming calls show calling name and number
● Date and time with support for intelligent daylight savings
● Call start time stored in call logs
● Call timer
● Name and identity (text) displayed at startup
● Distinctive ringing based on calling and called number
● 10 user-downloadable ring tones
● Speed dialing, eight entries
● Configurable dial/numbering plan support
● Intercom**
● Group paging
● Network Address Translation (NAT) Traversal, including Simple Traversal of UDP Through NATs (STUN) support
● DNS SRV and multiple A records for proxy lookup and proxy redundancy
● Syslog, debug, report generation, and event logging
● Highly secure call encrypted voice communications support
● Built-in web server for administration and configuration with multiple security levels
● Automated remote provisioning, multiple methods; up to 256-bit encryption (HTTP, HTTPS, Trivial File Transfer Protocol [TFTP])
● Option to require administrator password to reset unit to factory defaults

Hardware Features

● Pixel-based display: 128 x 64 monochrome LCD graphical display with backlight
● Dedicated illuminated buttons for: ◦ Audio mute on/off ◦ Headset on/off ◦ Speakerphone on/off
● 4-way rocking directional knob for menu navigation
● Voicemail message waiting indicator (VMWI) light
● Voicemail message retrieval button
● Dedicated hold button
● Settings button for access to feature, setup, and configuration menus
● Volume control rocking up/down knob controls handset, headset, speaker, ringer
● Standard 12-button dialing pad
● High-quality handset and cradle
● Built-in high-quality microphone and speaker
● Headset jack: 2.5 mm
● LED test function
● Two Ethernet ports with integrated Ethernet switch: 10/100BASE-T RJ-45
● 802.3af-compliant PoE
● Optional 5 VDC universal (100-240V) switching; power supply is ordered separately (Cisco PA100)

Regulatory Compliance

● FCC (Part 15, Class B), CE Mark, A-Tick, C-Tick, Telepermit, UL, CB
● Security Features
● Password-protected system, preset to factory default
● Password-protected access to administrator and user-level features
● HTTPS with factory-installed client certificate
● HTTP digest: encrypted authentication via MD5 (RFC 1321)
● Up to 256-bit Advanced Encryption Standard (AES) encryption
● SIP over Transport Layer Security (TLS)
● Secure Real-Time Transport Protocol (SRTP)