SPA502G

 One voice line

 One SIP registration

 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

 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

4Way 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 integratedEthernet 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