Table of Contents
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aurora
Duet
- User Guide
Displaying Additional Services .................................... 4-13
Selecting a Calling Line Category ............................... 4-13
Dialling the Called Party Number/Destination Address 4-14
When Dialling is Initiated ........................................... 4-18
Receiving an Incoming Call ............................................ 4-19
Answering a Voice Call ............................................... 4-19
When aurora
Incoming Calls on a Background Channel ................. 4-21
When a Call is Connected ............................................. 4-21
Displaying the Connect Menu................................... 4-21
Looping Back a Call ........................................................ 4-22
Switching the Codec Between Calls .............................. 4-23
Switching Between Speaker and Headset ..................... 4-24
Adjusting the Volume ................................................ 4-25
Establishing a Cross Connection ..................................... 4-25
Swapping the ISDN Service ............................................ 4-28
Displaying Information about a Call ................................ 4-29
Clearing a Call ................................................................ 4-31
About the Cause Codes ............................................. 4-32
Redialling a CPN after a Call has Cleared .................... 4-33
Section 2—Physical and Line Quality Checks ...................... 4-34
Checking the Line Voltage ............................................. 4-34
Checking the S-bus Cable .............................................. 4-36
Checking Layer 1 ............................................................ 4-36
Displaying Layer 1 Alarms ........................................... 4-37
Checking the Status of Layer 2 ....................................... 4-40
Bit Error Rate Testing (BERT) ............................................ 4-41
Setting up BERT Operation ........................................ 4-42
Performing BERT Using a Connected Call .................. 4-46
Viewing Stored BERT Results ...................................... 4-49
Fixed Links: Testing a Cable or Network Without
Establishing a Call ........................................................ 4-52
Running BERT on the D Channel .............................. 4-53
Looping Back D Channel BERT .................................. 4-55
Multi-channel BERT on Fixed Links (No Protocol) ........ 4-55
Testing with Spectrum B Stimulus .................................. 4-58
Section 3—Using aurora
Introducing aurora
Testing Service Availability ............................................... 4-64
Setting up a Service Test ............................................ 4-64
viii
Answers a Data Call Automatically ... 4-20
Duet
's Automatic Test Suite .............. 4-62
Duet
's Automatic Test Suite .................. 4-62
Duet
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