User guide

SME VoIP System Guide, Version 1.9
Proprietary and Confidential
Chapter: Functionality Overview
92
RFC3892
The Session Initiation Protocol (SIP) Referred-By Mechanism
RFC3960
Early Media and Ringing Tone Generation in the Session Initiation Protocol (SIP)
RFC4475
Session Initiation Protocol (SIP) Torture Test Messages
SIPS
SRTP
Will limit number of active calls pr. base when enabled.
Web server
Embedded web server HTTP/HTTPS
Other features
Quality of service
Type of Service (ToS) including DiffServ Tagging, and QoS per IEEE 802.1p/q
IP Quality
Warning – Network outage, VoIP service outage
Adaptive Jitter Buffer support
Automatic DST
Tone Scheme
Country Depend Tone Scheme
Ethernet features
VLAN
VLAN (802.1p/q)
DHCP Support
Static IP
TLS 1.0
For secure connections (AES 128)
TFTP
For configuration download.
HTTP
For configuration download.
HTTPS
For secure configuration download.
TCP/IP/UDP
SNTP
For internet clock synchronization
Quality of service
Type of Service (ToS) including DiffServ Tagging, and QoS per IEEE 802.1p/q
DHCP option
66
DNS srv
DECT
DECT CAP
Connectionless handover, enhanced location registration
CAT-IQ v1.0
Wideband Speech
General Telephony
Handset Support
10 simultaneous handsets supported (single cell)
(10 call / single cell and 8 call/Multi cell)
Total 200 simultaneous call supported / system
VoIP Accounts
30 VoIP accounts per base – (maximum 40 bases per installation)
Total 200 VoIP accounts / system
Maximum 200 handsets per installation
Simultaneous Calls
4 Wideband calls (g.722) or 10 single cell, 8 multi cell narrowband calls (PCMA, PCMU,
G.726) or mixed wideband and narrowband.
Call features
Codec Negotiation
Codec Switching
Missed call notification
Voice message waiting notification
Date and Time synchronization
Parallel calls
Common parallel call procedures
Call transfer unannounced
Call transfer announced
Conference
Call Waiting
Calling line identity restriction
Outgoing call
Call Toggle
Incoming call
Line identification
Multiple Lines
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