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Settings – Public switched tel. networks
Voice over IP (VoIP)
DNS query persists SIP session (RFC 3263)
Requirements:
•
SIP stack type 2 selected
The SIP stack saves a resource record entry each for PTR, SRV and
AAAA with that the preceded destination was reached. As long as the DNS
server delivers this entry it will be prioritised.
SIP stack type
Type 1
Software module for the SIP log processing used previously.
Type 2
New extensive software module for the SIP log processing. This software
module allows the support of future features of the VoIP providers.
Support T.38 for providers T.38 negotiation
Requirements:
•
external VoIP channel that supports T.38 (optional, see Technical Data
in the Instructions)
•
VoIP provider support for T.38
•
Configured internal fax subscribers
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COMmander 6000/R/RX - Firmware V7.0D - Advanced Information V19 04/2018
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