Chapter 10: Index 479Meridian Link Release 5 Upissue/CCR Release 3B Diagnostic and Maintenance GuideCommand and Status Link (CSL) 470componentshardware (Application Module) 4hardware (IPE Module) 11configurationlink 0 (LAPB) 102link 1 (X.25) 102, 103link 2 (ASYNC) 103MVME705B card serial port 393MVME712A card 389MVME712AM card 390MVME712M card 391configuration filerestoring from backup 456configuration files and data filesbacking up changes 454configuration parameters 219configuringMVME147 card 373MVME167 card 378traffic report 38connectorI/O 13conshare command 45consolediagnosing fault 178console fault suspecteddiagnostic procedure flowchart 178continuity test command 145Control Directory Number (CDN) 471control filechanging 97displaying 100displaying all 96saving 101counting messages 137creating voice prompts 47CSL see Command and Status Link (CSL)Customer Controlled Routing (CCR) seeCCRDdata filesrestoring from backup 456debugging toolsmessage failure 233deletinga file 49printer 67printer job 69diagnosingapplication does not receive expectedmessages 233application registration failure 227call processing functions fail 230faults 157link 0 failure 210link 1 failure 217, 225link 2 failure 226Meridian Link application failure 227diagnostic procedureadvanced 169Application Module card fault suspectedflowchart 170Application Module power fault suspectedflowchart 158application terminal problem 190card fault suspected 167dial-up problem flowchart 187disk/tape drive unit faults 206IPE Module card fault suspected flowchart176IPE Module power fault suspectedflowchart 164login failure 207printer faults flowchart 200reseating a card 169