... super frames, 187 supervisory signaling, 135-1 38 T T. 38 fax relay, 66, 71, 77 -80 T1 CAS trunks, 187 - 188 configuring, 2 08- 2 18 T1 voice circuits, 185 TDM (time-division multiplexing), 188 technology ... 396-397 voice translation, 380 - 381 profiles, 385 -392 rules, 382 - 384 , 392-393 digit prefixing, 373 digit stripping, 371 digit-strip command, 3 68 digital gateways, 22 digital trunks, 186 E1 R2, 187 - 189 , ... ISDN, 1 98- 199 MGCP (Media Gateway Control Protocol), 13, 275-2 78 call flows, 283 - 284 calls, 280 CAs, 279 configuring, 285 control commands, 280 - 282 fax relay, configuring, 288 -290 packages, 282 569...