Snom 370 2305 Leaflet

Version 1.4 / en / May 2009 

Copyright © 2000 – 2009 snom technology AG. All rights reserved. snom is a registered trademark of snom  technology AG and its affiliates in Germany, USA and certain other countries and regions. Unless specified otherwise, all trademarks, in particular product names, in this document are legally 

protected trademarks of snom technology AG. Other trademarks or registered trademarks mentioned in this document are the property of their respective  manufacturers or owners. Product specifications contained in this document are subject to change without notice.

Charlottenstraße 68–71

10117 Berlin

tel/enum:  +49 30 39833-0

fax: 

+49 30 39833-111

sip:  

info@snom.com

mail:  

info@snom.com

General Features

•  Dimensions: approx. 25 x 20 x 13.5 cm
•  Weight: approx. 1000 g
•  Safety: IEC 60950-1:2001, 

CB Test Certificate: DE 2-008417

•  Certifications: FCC Class B, CE Mark 
•  Power consumption: 2.8 – 2.9 watts
•  Colors: snomBLACK and snowWHITE

ConneCtors

•  1 x LAN, 1 x PC: RJ45 (Ethernet)
•  Power: 5 V DC
•  Ethernet: 2 x IEEE 802.3 10/100 Mbps switch
•  Power over Ethernet: IEEE 802.3af, Class 1
•  Handset: RJ11 connector
•  Headset: RJ11 connector
•  Expansion Module: 

Proprietary snom connector

user InterFaCe 

•  240 x 128 pixels, tiltable grayscale  

graphical display, backlit

•  47 keys, 12 programmable function keys

with LEDs (54 with the expansion module)

•  Call indication LED
•  Caller-ID (with picture display)
•  Message waiting indication LED
•  Address book (250 entries)
•  Speed dialing
•  Local dial plan
•  Number guessing
•  Lists of missed, received and dialed calls

(100 entries each)

•  Call waiting indication
•  Clock, daylight saving, call-timer
•  Call blocking (deny list)
•  Blocking of anonymous calls
•  Handling of up to 12 calls simultaneously
•  Menu-driven user interface

•  Ring tone selection,  

import of  individual ring tones

•  URL Dialing support
•  National language support for selected

languages (NLS)

•  Do not disturb
•  Speakerphone (full duplex)
•  Auto answer mode
•  Keyboard lock

Call Features

•  Hold
•  Blind transfer, attended transfer
•  Music-on-hold support (only via PBX)
•  Divert
•  Conferencing (3-way conference bridge  

on phone)

•  Call park, call pickup (only via PBX)
•  Call completion
•  Client Matter Code (CMC)
•  Call waiting/switching between calls
•  Redialing
•  RTP multicast paging
•  Multiple audio device support

Web server

•  Embedded web server HTTP/HTTPS
•  Easy configuration of the phone,  

remote configuration

•  Dial from web interface
•  Password protection
•  Diagnostics (tracing, logging, syslog)

seCurIty,  QualIty oF servICe

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

CodeCs, audIo

•  G.711 A-law, μ-law
•  G.729A, G.723.1, G.726, G.722
•  GSM 6.10 (full rate)
•  Comfort noise, voice activity detection

sIP

•  RFC3261 compliance
•  UDP, TCP and TLS
•  Digest/basic authentication
•  PRACK (RFC3262)
•  Error-information support
•  Reliability of provisional responses

(RFC3262)

•  Early media support
•  DNS SRV (RFC3263),  

redundant server support

•  Offer/answer (RFC3264)
•  Message Waiting Indication (RFC3842),

subscription for MWI events (RFC3265)

•  Dialog-state monitoring (RFC 4235)
•  In-band DTMF/out-of-band DTMF/ 

SIP INFO DTMF

•  STUN client, ICE (NAT traversal)
•  ENUM (RFC3261), NAPTR (RFC2915),

rport (RFC3581), REFER (RFC3515)

•  Bridged line appearance (BLA)
•  Auto provisioning with PnP
•  Presence/buddylist feature
•  Busy lamp field support (BLF)
•  Presence publishing

InstallatIon

•  Automatic software update
•  Automatic settings retrieval  

via HTTP/HTTPS/TFTP with authentication

•  Installation via web interface
•  Static IP provisioning, DHCP
•  NTP