ISDN ANALYZER D1080 - messkom.de
ISDN ANALYZER D1080 - messkom.de
ISDN ANALYZER D1080 - messkom.de
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<strong>ISDN</strong> <strong>ANALYZER</strong> <strong>D1080</strong> USER’S MANUAL REV. 5<br />
7.1. USER PROFILE ...................................................................... 61<br />
8.MONITORING THE PHYSICAL LEVEL ................................. 63<br />
8.1. MONITOR OVER <strong>ISDN</strong> PRIMARY ACCESS.............................. 64<br />
8.1.1.Information about synchronisms................................................. 64<br />
8.1.2.Alarm signaling .............................................................................. 64<br />
8.1.3.Error signaling .............................................................................. 65<br />
8.1.4.Logical state of the D channel .................................................... 66<br />
8.1.5.Level 2 and 3 activity on the D channel ..................................... 66<br />
8.1.6.Acoustic monitor............................................................................ 66<br />
8.2. MONITORING THE ”U” INTERFACE ....................................... 67<br />
8.2.1.Checking the remote supply voltage from LT ............................ 68<br />
8.2.2.Logical state of the D channel .................................................... 68<br />
8.2.3.Loops requested by the exchange................................................ 69<br />
8.2.4.Level 2 and 3 activity over the D channel.................................. 69<br />
8.3. MONITOR OVER <strong>ISDN</strong> BASIC ACCESS ................................... 69<br />
8.3.1.Checking the remote supply voltage from NT1.......................... 70<br />
8.3.2.Checking the activation state of the physical level................. 71<br />
8.3.3.Logical state of the D channel .................................................... 72<br />
8.3.4.Level 2 and 3 activity over the D channel.................................. 72<br />
9.“U” INTERFACE ................................................................. 73<br />
9.1. U-TEST.................................................................................. 73<br />
9.1.1.D1028 .............................................................................................. 74<br />
9.1.2.Programmable load ....................................................................... 76<br />
IV TABLE OF CONTENTS