Specifications

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Linksys IP Phone Administrator Guide
Document Version 3.2
Chapter 5 Linksys ATA Field Reference
SIP Tab
EXT RTP Port Min External port mapping number of the RTP Port Min. number. If this value is not zero, the
RTP port number in all outgoing SIP messages is substituted for the corresponding port
value in the external RTP port range.
The default is 0.
NAT Keep Alive Intvl Interval between NAT-mapping keep alive messages.
The default is 15.