Lancom 1723 VOIP User Manual page 29

LANCOM 1722 VoIP – LANCOM 1723 VoIP – LANCOM 1724 VoIP – LANCOM 1823 VoIP
Chapter 1: Introduction
Inband tone signaling according to Euro-
pean and German standards with country
profiles
Call router Central switching of all connections (SIP
and ISDN/analog)
Number translation by mapping, numeral
replacement and number supplementation
Rules for routing according to dialed, out-
going call number, line and domain
Multiple cycles, also forced after number
replacement
Up to three destinations per routing rule
(double backup)
Rule-based rejection of calls
Supplementation of call-number prefixes
per line
Supplement/remove root numbers per line
Voice process- Echo canceling and de-jitter buffer for SIP
ing connections
Transparent pass-through for negotiated
codecs
Interaction on codec negotiation (filter,
quality, bandwidth)
WAN connections
Connector for DSL or cable modem
Integrated ADSL modem (with ADSL2+)
ISDN S connection in NT mode for connecting downstream
0
ISDN devices (ISDN telephones, ISDN PBXs) to the LANCOM
VoIP Router.
Switchable to TE mode.
* Not suitable for connection to external exchanges (e.g. tele-
phone network).
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