MicroNet SP5001C Manuel d'utilisateur télécharger pdf (Page 24)

CASE 5: IP PBX for SMB Office

SP5211

IP PBX ROBO

…

SMB Office

PSTN/GSM

4*FXO

SP5004/S

VoIP FXS Gateway

SP5101

IP Phone

SP5054A/S

VoIP FXO Gateway

ISP/ITSP

Internet

 Scale: 15 - 30 users

 Extension: SP5211 controls SIP calls among the registered devices SP5101 and

SP5004/S (or other FXS gateway).

 SIP Trunk: SP5211 registers to ISP/ITSP for inbound/outbound SIP calls.

 PSTN Trunk (FXO): Company needs a representative PSTN number for customers

to call. If direct calling with PSTN number to VoIP network is not supported by

ISP/ITSP, FXO ports of SP5054A/S connect with PSTN lines and allow daily phone

calls from/to PSTN/GSM.

@London

@Paris

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MicroNet SP5001C Manuel d'utilisateur Page 24