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MX25: Multifunction SIP GatewayMX25: Multifunction SIP Gateway
Zultys Technologies
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MX25: Multifunction SIP Gateway 2
Overview of Mode 1 of Operation
• SIP Gateway– connect SIP network to PSTN– connect analog devices to SIP network– connect telephony systems to SIP network– connect telephony systems over WAN
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MX25: Multifunction SIP Gateway 3
Overview of Mode 2 of Operation
• Extender for MX250 services– facilitates full MX250 functions at branch office– local PSTN connectivity to MX250 at branch– remote site survivability
• operation when WAN fails
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MX25: Multifunction SIP Gateway 4
Telephony Interfaces
• PSTN cards available– 8 analog FXO– 8 analog FXS– 1 T1 (ISDN or CAS)– 1 E1 (ISDN)– 4 ISDN BRI (S/T)
• Any combination to 30 channels– three interface slots
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MX25: Multifunction SIP Gateway 5
Mode 1: SIP Gateway, example 1a
• Connect SIP network to PSTN
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Mode 1: SIP Gateway, example 1b
• Connect additional PSTN to MX250
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MX25: Multifunction SIP Gateway 7
Mode 1: SIP Gateway, example 2a
• Connect SIP network to analog devices
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Mode 1: SIP Gateway, example 2b
• Add analog devices to MX250
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MX25: Multifunction SIP Gateway 9
Mode 1: SIP Gateway, example 3
• Connect SIP network to PSTN and analog phones
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Mode 1: SIP Gateway, example 4
• Connect telephony systems to SIP Network
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Mode 1: SIP Gateway, example 5
• Connect telephony systems over WAN
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Mode 2: Configuration of MX25
• Fully provisioned from Admin UI of MX250– PSTN interfaces, users, devices– included in dial plan– software upgrades
• Does not require IT skills at branch office• View operation and status from main office• Permits toll bypass without additional
provisioning
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Mode 2: MX250 Extender, example 1
• Extend MX250 services for 25 users at branch office
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MX25: Multifunction SIP Gateway 14
Mode 2: MX250 Extender, example 2
• Local PSTN access for MX250 at branch office
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Mode 2: Communication failure to MX250
• Remote survivability for MX250 users at branch office
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Mode 2: Communication failure to MX250
• Call routing example without WAN
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MX25 is more than just a SIP gateway
• Modular telephony access– PSTN access to T1, E1, ISDN S/T, or analog FXO– PSTN combined with analog devices (FXS)
• Extend MX250 services to branch office– over LAN or WAN– over Internet through VPN
• Remote site survivability when WAN fails– continued operation in mode 2– internal dial plan