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aurora Sonata Hand Held ISDN Tester—User Guide
iv 427869
Section 2 - Connecting a Basic Call ............................ 3-43
The purpose of connecting calls .............................. 3-43
Before you start ...................................................... 3-44
Making an outgoing call—summary ........................ 3-46
Making an outgoing call—details ............................. 3-47
Receiving an incoming call ....................................... 3-53
When a call is connected ........................................ 3-56
Clearing an ISDN call ............................................... 3-61
If calls are not possible ............................................ 3-63
Testing in Simulation Mode ....................... 4-2
Connecting to the ISDN .......................................... 4-3
Section 1 - Introduction .............................................. 4-4
Simulation on a Basic Rate link ................................. 4-4
Simulation on a Primary Rate link .............................. 4-7
Using an external source for the network clock ........ 4-8
Testing ISDN links .................................................... 4-8
Introducing the ISDN Test Suite ............................... 4-9
Section 2 - Physical & Line Quality Checks ................. 4-15
Checking the line voltage ....................................... 4-15
Checking Layer 1 .................................................... 4-16
Checking the status of Layers 2 and 3 ...................... 4-21
Checking the protocol activity ................................. 4-22
Detecting NEBE/FEBE (2B1Q) .................................. 4-22
Bit Error Rate Testing (BERT) ..................................... 4-23
BERT on the D channel .......................................... 4-36
Section 3 - Channel Testing ....................................... 4-38
Checking channels from the Test Suite ..................... 4-38
Section 4 - Testing Service Availability ......................... 4-44
Bearer services and teleservices ............................... 4-44
Testing services from the ISDN Test Suite .................. 4-46
Checking TEI availability for X.25 .............................. 4-51
Section 5 - Supplementary Services ............................ 4-54
Services supported by aurora
Sonata
............................ 4-54
Call Forwarding ...................................................... 4-55
Call Deflection ......................................................... 4-58
Testing services during call setup ............................. 4-59
Testing services with a connected call ...................... 4-68
Testing MCID during disconnection ......................... 4-75
Advice of Charge .................................................... 4-76
ISDN sub-addressing ............................................... 4-78
Testing services from the ISDN Test Suite .................. 4-79
Testing services using the Keypad ............................ 4-82