Digital Data Communications LEVEL ONE FCS-4000 Manual de usuario descargar pdf (Pagina 63)

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VoIP SIP/H.323 Gateways

VOI-8001 / VOI-8002 / VOI-8003

I enables simultaneous operation with H-323 and SIP

I FXS ports for connection of analog phones

I FXO ports for connection of analogfax ports of

conventional switchboards

I registration at up to 4 SIP proxies or gatekeepers

I Quality of service (QoS) via ToS field

I network ports (RJ45): 1 x WAN, 3 x LAN

I SIP v2 standard according to RFC3261

(outbound proxy/STUN server)

I supported codecs: G.711, G.723.1, G.726,

G.729a/G.729b

I fax conversion according to T.38

I provides Q.931 'fast start' for H.323 operation

I automatic detection of the carrier signal

I DTMF (dual tone multiple frequency)

I programmable switchboard numbers

I full router function with firewall, NAT, DHCP,

PPPoE

I supports UPnP, DMZ and DynDNS

I web management

VOI-8001/2/3

LevelOne SIP/H.323 Gateways

SIP/H.323 gateway with 8x FXS, 1x WAN, 4x LAN

SIP/H.323 gateway with 8x FXO, 1x WAN, 4x LAN

SIP/H.323 gateway with 4x FXS + 4x FXO, 1x WAN, 4x LAN

Model-No. Function / Connections

VOI-8001

VOI-8002

VOI-8003

Item No.

511081

511082

511083

Voice over IP provides cost effective phone calls via internet. The LevelOne VoIP SIP/H.323 gateways provide the necessary

conditions. They enable the developement of a worldwide communication structure, which works independent from the conventional

telephone network.

FAX

FXS

VoIP Gateway

FXS

analog

telephone

INTERNET

Home User

Router

LAN

PBX

FXO

FAX

FXS

PSTN

VoIP Gateway

FXO

PBX

FXS

FAX

LAN

Router

PSTN

headquaters

Home Office

branch

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Digital Data Communications LEVEL ONE FCS-4000 Manual de usuario Pagina 63

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