Lab 1 Troubleshooting IP Phone Registration Problem
Lab 2 Troubleshooting IP Phone status issue
Lab 3 Calls between two IP Phones are not completed
Lab 4 Calls between two IP phone on same site fails due to CoS
Lab 5 Call fails due to misconfigured class of service
Lab 6 Calls from PSTN to CallManager fails using h323 gateway
Lab 7 H323 call fails but shows connected on the IP Phone
Lab 8 H323 calls fail – unknown or unassign number
Lab 9 h323 calls not reaching end IP phone instead user gets dial tone
Lab 10 Calls to PSTN Emergency Number fails due to number type
Lab 11 Inbound PSTN calls fail due to resource unavailable
Lab 12 Inbound PSTN calls fails to reach IP Phone with unallocated number
Lab 13 Unable to register MGCP Gateway to CallManager due to DNS issue
Lab 14 PSTN call fails due to Layer 3 issue
Lab 15 MGCP Gateway Registration fails due to config issue
Lab 16 Calls to local number in PSTN fails due to digit
Lab 17 Call routing fails due to Class of Service
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