Sierra Series 200, Руководство пользователя

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Repeater port type
Used for normal repeater operation. Loops repeater receiver audio to transmitter, uses
transmitter carrier delay, mutes all DTMF audio to the transmitter but passes DTMF to
the links, etc.
Link port type
Used for RF or “private” internet VOIP point to point network links. Does not loop
audio, passes all DTMF tones, has no carrier delay unless the signal comes from a
repeater input, etc.
VOIP port type
Used for IRLP, EchoLink and other “public” VOIP systems. Does not loop audio, does
not pass DTMF or any locally generated telemetry, turns off carrier delay by default, etc.
Remote base port type
Used for remotely controlled base stations including Icom, Yaesu, Kenwood serial
programmed radios, BCD and channelized radios. Does not loop audio, does not pass
DTMF or any locally generated telemetry, carrier delay turned off by default, etc