Snom 320

Snom 320 – IP telephone with a two-line display (2x24 characters), built-in 2x10/100 Mbps router, speakerphone, POE support, 47 function keys, 12 programmable keys, STUN, ENUM, NAT, ICE, SIPS/SRTP, HTT (server /client).

Ideal for office work, the Snom 320 IP telephone with built-in speakerphone and three-way conference support is an affordable product without compromising on functionality.

The presence of a two-line screen (2 lines of 24 characters) and a user menu provide ample opportunities for configuring the phone.

12 programmable keys can be used for special functions supported by your IP PBX or speed dialing mode.

The LEDs located next to the programmable keys can display the busy lines of other subscribers. An address book for 100 entries, blocking of unwanted incoming calls, tone and ringtone files, auto answer, "Do not disturb", and other functions allow you to increase your work efficiency. The presence of a built-in web server allows you to easily configure the phone, initiate calls, edit the address book and view call information.

Thanks to the built-in web server, the phone supports the function of automatic settings acquisition. Full support of SIP specifications allows achieving compatibility with different SIP devices.

To ensure confidentiality of conversations, the SNOM 320 phone supports the SIPS/SRTP encryption functions developed by the IETF.

• 47 function keys, 13 LEDs
• 12 programmable keys
• Speakerphone
• Built-in router 2x10/100 Mbps
• Support Power over Ethernet
• Headset connector
• Expansion module with 42 programmable keys
• SIP RFC 3261 support
• Security: SIPS/SRTP, TLS
• STUN, ENUM, NAT, ICE support
• Codecs: G.711, G.729A, G.723.1, G.722, G.726, GSM 6.10
• Support for various interface languages (including Russian)


SPECIFICATIONS IP phone SNOM 320

Security, QoS

• HTTPS (server/client)
• Transport Layer Security (TLS)
• SRTP (RFC3711), SIPS
•RTCP
• VLAN (802.1 pq)

Supported codecs

• G.711 A-law, μ-law
• G.729A, G.723.1, G.726
• GSM 6.10 (full rate)
• G.722
• Comfortable noise, VAD SIP
• RFC3261 compliant
• UDP, TCP and TLS
• Digest/simple authentication
• Support loose routing/strict routing
• PRACK (RFC3262)
• Support for informational error messages
• RFC3262
• Support for autoinformers
• Providing fault tolerance for DNS SRV (RFC3263),
• RFC3264
• Indication of new voice mail message arrival (RFC3842), subscription to MWI events (RFC3265)
• State Monitoring (RFC 4235)
• In-band DTMF / Out-of-band DTMF / SIP INFO DTMF
• STUN client (NAT traversal)
• ENUM (RFC3261), NAPTR (RFC2915), rport (RFC3581), REFER (RFC3515)
• Support for subscription lists (RFC4662)
• Bridged line support (BLA)
• Autoconfiguration via PnP
• Presence/buddylist function
• Busy lamp field (BLF) support

Additional functions

• Automatic update system for internal software
• Automatically receive settings via HTTP/HTTPS/TFTP
• Using a static address, obtaining addresses via DHCP
• NTP support

Main parameters

• Dimensions: approx. 25 x 20 x 12 cm.
• Weight: approx. 920 g.
• Safety: IEC 60950-1:2001, CB Test Certificate: DE 2-008417
• Certification: FCC Class B, CE Mark
• Power consumption: 2.2 - 2.5 Watts

Connector

• 1 x LAN, 1 x PC: RJ45 (Ethernet)
• Power supply: 5 volts, direct current
• Ethernet: 2 x IEEE 802.3 10/100 Mbps switch
• Power over Ethernet: IEEE 802.3af, Class 1
• Telephone handset: RJ11 connector
• Mini-headset: RJ11 connector
• Expansion module: proprietary connector

User interface

• Display with 2 lines and 24 characters.
• 47 keys, 12 programmable keys with LED backlight (54 keys when using the module

extension)
• Caller ID display
• Indication of new voicemail message (LED)
• Address book (100 entries)
• Possibility to import/export address book contents
• Speed Dial
• Built-in numbering plan
• Call rejection options
• List of missed calls, received calls and dialed numbers (100 entries each)
• Indication of incoming second call
• Clock, light sensor, talk time display
• Blocking incoming calls (blacklist)
• Blocking calls with missing caller ID
• Supports up to 12 calls simultaneously
• Menu-based control interface
• Choice of ringtone, possibility to download individual melodies
• Support for URL dialing
• Support for various interface languages, including Russian (NLS)
• Do Not Disturb key
• Speakerphone (full duplex)
• Automatic answer mode for incoming calls
• Keyboard lock

Call options

• Subscriber retention (Hold)
• “Blind” call transfer, call transfer with consultation
• Supports Music on Hold (MOH) feature (via PBX only)
• Rejecting incoming calls
• Three-way conference (implemented by the device itself)
• Call Park, Call Pickup (only via PBX)
• Ending a call
• Call Direction Access Codes (CMC)
• Second call indication (Call waiting) / switching between calls
• Redial the number
• RTP multicast paging mode
• Support for headsets from different manufacturers

Built-in WEB server

• Built-in WEB server with HTTP/HTTPS support
• Remote configuration
• Dialing a number from the Web interface
• Password for access control, access rights differentiation
• Diagnostics (tracy, logs, syslog).