SIP/E1 Gateway - TDM Switch supporting SIP protocol
- Up to 16 E1/T1/J1 interfaces
- Fast Ethernet, RS-232 and RS-422
- Up to 128 voice and data channels
- SIP, SS7, DSS1, R2D, CAS
- The card can host the ECM-128-OCT/ECM-064-OCT
echo cancellation unit
- 12/48V DC
SIP/E1 Gateway, a digital TDM switch supporting SIP and used together with the Asterisk/FreeSWITCH/SoftSwitch platform, is a universal product designed to provide VoIP and TDM telephony solutions. The switch is aimed at optimizing solutions for building and upgrading corporate networks by applying open Asterisk/FreeSWITCH/SoftSwitch -based IP telephony solutions.
The figure shows the block diagram demonstrating the possible application of the switch.
Pic 1. IP gateway for TDM to SIP for VoIP migration
SIP/E1 Gateway-Based Solutions
• Digital E1 stream switching (TDM Switch)
• Signaling system converter (SS7, PRI EDSS1, R2D, CAS)
• E1 stream multiplexer
• Combining several exchanges into a corporate network with
internal dialing plan
• Asterisk/FreeSWITCH/SoftSwitch IP-PBX-based IP
telephony systems
Specifications
• ITU standard compliance: G.703, G.704, G.706, G.732,
G.775, G.796, G.823, I.431
• ETSI standard compliance: ETS 300 011, ETS 300 166,
ETS 300 233, TBR 4, TBR 12 and TBR 13
• Ethernet, RS-232 and RS-422 remote control and monitoring
interfaces
• 12V (+/- 20 %) or 60V (+/-20%) rated voltage
• Maximum power consumption does not exceed 10W
Operating Conditions
• Ambient temperature range from 278K to 353K
(from 5°C to80°C)
• Relative humidity up to 80% at 298K (25°С)
• Air pressure range from 86.0 to 106.7 kPa (from 650 to
800 mmHg)
Design Features
• EUROPACK 19", 1U form factor
• Dimensions — 482х280х44 mm
• Weight — 3 kgs
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