TEST 101 N
Figure 10: DCH tests 100 and 101
DCH tests 200 and 201
DCH tests 200 and 201 are software tests. See
Figure 11: DCH tests 200 and 201 on
page
64. Test 200 monitors the DCHI interrupt handler. Test 201 checks the interrupt handler-
to-link interface path. If either test fails, software problems are indicated. A test failure initiates
DCH error messages.
Tests 200 and 201 must be run sequentially after tests 100 and 101. Established calls stay up,
but new calls cannot be placed
D-channel maintenance
62 ISDN Primary Rate Interface Maintenance November 2011
Comments? infodev@avaya.com