VoIP Cross-Network Gateway

Key features

Support standard SIP to bridge Radio network via IP network.

DTMF code for remote Switch.

Build in NAT

IP recording

1 RADIO port,1 switch port, 5 roip connect at most

lower bandwidth

PPPoE,fixed IP and DHCP access

DDNS supported

Software parameter

Standard SIP VoIP Protocols (ETF SIP V2)

Codec: G.711 (A/μ law), G.729A/B, G.723.1

Point-to-point protocol over Ethernet (PPPoE);

Hypertext Transfer Protocol (HTTP)

Dynamic Host Configuration Protocol (DHCP)

Domain Name System (DNS)

DTMF: SIP INFO

Flexible jitter buffer

VLAN / Qos

Comfort noise generation (CNG)

Dynamic DNS (DDNS)

Hardware parameter

CPU:ARM9

RAM:16MB

FLASH:4MB

DSP:11MHz,16 Bit Bus

OS:Linux(version 2.6)

Power Supply:12V/DC, 500mA

WAN Port:10/100 Base-T

LAN Port:10/100 Base-T

Switch(Relay):220VAC input and 500 mA load current

Dimension:10cm x 6.8cm x 2.5cm

Weight(main unit):100g

Storage Temperature:-40°C - 80°C

Operating Temperature(room):0°C - 40°C

PPT Interface

PTTIN Active Low: <0.7V (4.7KΩ load)

PTTIN Active High: >1.2V

PTTOUT High Output: 5V (4.7 KΩ load)

PTTOUT Low Output: 0V

APUT Output: 8Ω 750mW 5V P-P

AIN Input: 600Ω Internal Impedance, 0 – 0.6Vp-t-p

ADJOUT (on the Adapter Cable): 2KΩ Potentiometer