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GR-303

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GR-303
(Generic Requirement-303) A Telcordia standard interface to a Class 5 telephone switch from a digital loop carrier (DLC). This is the primary interface to the telco switch from the outside world. In order to connect directly to the PSTN, IP phones and IP telephony gateways must adhere to GR-303. See Class 5 switch and IP telephony.


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0 supports the Windows 2000 and NT operating systems, and adds GR-303 protocol compatibility.
Scaling from 32 (Including Copper Line Terminations) to 40,000 lines (via GR-303 Concentration) in a single 17 1/2" X 24 1/2" shelf, the OCX dramatically reduces initial and overall cost of ownership providing carriers with a clear circuit-to-packet migration.
GL's T1/E1 software provides an outstanding variety of testing options in the key areas of voice band analysis, protocol analysis (ISDN, SS7, GR-303, HDLC, Frame Relay, V5.
 
 
 
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