Samsung Ubigate iBG3026 Configuration Manual page 354

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CHAPTER 26. Voice Feature

If a Ubigate iBG3026 runs in a gateway mode, a Ubigate iBG3026 performs a

general GK registration procedure using RRQ, a gatekeeper identifies the

Ubigate iBG3026 as a gateway to be managed in a zone, and a Ubigate

iBG3026 provides the H.323 Gateway characteristics necessary for default

call signaling.

H.323 Direct Mode

Direct mode enables call processing without H.323 registration. It is used

when signaling is performed directly among gateways without passing

through a gatekeeper.

Support of PSTN Signaling

Ubigate iBG3026 acts as a VoIP Gateway to interconnect between legacy

PSTN and VoIP network. To seamless interwork with PSTN, Ubigate

iBG3026 support various PSTN signalings that have been used for several

Ubigate iBG3026 supports following PSTN signaling.

Analog FXS: loop-start, ground-start

Analog E & M: wink, immediate, delay

Analog FXO: loop-start, ground-start

Analog DID(Direct Inward Dial)

ISDN BRI Q.931: network side, user side

T1-CAS E & M: wink, immediate, delay

T1-CAS FXO: ground start, loop start

T1-CAS FXS: ground start, loop start

E1-CAS R2: MFC, DTMF

T1/E1 ISDN PRI Q.931: user side, network side

Ubigate iBG3026 supports following R2 Country variants.

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