Showing results: 1 - 2 of 2 items found.
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GL Communications Inc.
The Point-to-point protocol (PPP) is a link layer protocol, which encapsulates other network layer protocols like IP for transmission on synchronous (like T1/E1) and asynchronous communications lines. When transmitted over T1/E1 line, PPP frames are based on HDLC frame structure. Two major features of PPP protocol are:*Authentication*Encapsulation of higher layer protocols
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QuickTest 500 -
Vonaq Ltd
*Rapid Testing. The QuickTest 500 ADSL2+ Tester's automatic Service Verification Test Suite starts as soon as you switch on (results are typically obtained in less than 3 minutes)*Simple to use. Virtually no product training required with QuickTest 500 ADSL Tester*Configurable Pass / Fail Indicators on the LCD display and clearly presented in multi-colour LEDs on the front panel*No need to get a laptop out*Save and name up to 16 test results at any one time*Line Voltage LED indicates poor, missing or excessive Line Voltage*ADSL/2/2+ Test LEDs to indicate if ADSL Showtime achieved*In Service LED indicates problems with PPP or IP layer*LEDs to indicate problems with the Trained Line Rate, poor Noise Margin or excessive Line Attenuation
