ment of Computer Sciences, Stockholm University Index AAL (see ATM Adaption Layer) Address Resolution Protocol 186 abstract agent 199, 309, 346, 367 - language 97 AML (see Abstract systems Modelling - machine 85-10, 313, 326, 421-422 Language) - network 20, 83-101, 325-326, 421-423 - data type 296, 312 - syntax name 287 - symbols 99, 227 - system 7, 37 application 78-79 abstraction - protocol 78 - hierarchy 91, 332, 367 applied system 12-13, 17, 23-24, 36 - resource relations 346, 374 - model 12, 35 abstract protocol 79-96, 207, 254, 265, 278, ASN.1 (see Abstract Syntax Notation One) 280, 327, 421, 427-428 - data type 296 - design 313 ASP (see Abstract Service Primitive) - specification 313 association 42, 78-79, 88-89, 94-95, 197, 272, Abstract Service Primitive 29, 33, 89, 114, 274, 277 278, 381, 384-385 - endpoint 88, 94 - identifier 287, 313-314 - endpoint identifier 275 - instance (see communication event) - handler 274 Abstract Syntax Notation One 6, 34, 97 - handling 83, 94, 255, 272, 274, 277, 305 Abstract systems Modelling Language 1, 18, - handling model 275 30, 33, 35-37, 58, 83, 93-97, 99-100, 112, - identifier 168, 275 114, 117, 125-133, 149, 194, 211-216, - mechanism 270 219-220, 228, 230, 290, 314, 365-366, - protocol 88-89, 274 369-370, 372, 374-375, 377-379, 381, 390, Association Control Service Element 277 392, 400-401, 408 Asymmetric Digital Subscriber Line 172 access Asynchronous Transfer Mode 125, 167, 195 - concentration 182 - interface 108 authentication and ciphering 260 ATM (see Asynchronous Transfer Mode) - network 108 - connection 198 - operation 326 - network 171 - switch 147 - protocol 178 - transport network 43 - service 179 - transport protocol 147 - Adaption Layer 171, 178, 180, 197 activation 232 ATOMIC 395 active state 343-344, 406 attachment 232 activity 381, 387-388, 400, 414 - time 396 background model 89 actor 367-368 basic access 162 adaption handling 291 basic operation 338 address 266-267 Basic Encoding Rule 288, 291 - format 189 Base Station Controller 203 - translation 1