CCNP: Building Cisco Multilayer Switched Networks Study Guide (642-811)
A
AAA (Authentication, Authorization, and Accounting) processes, 464
AAL (ATM Adaptation Layer), 464
AAL1 (ATM Adaptation Layer 1), 464
AAL2 (ATM Adaptation Layer 2), 464
AAL3/4 (ATM Adaptation Layer 3/4), 465
AAL5 (ATM Adaptation Layer 5), 465
A&B bit signaling, 464
ABM (Asynchronous Balanced Mode), 465
ABRs (Area Border Routers)
defined, 465
tasks of, 310
Abstract Syntax Notation One (ASN.1), 468
access control lists (ACLs)
defined, 465
in MLS-RP configuration, 258
access layer
10BaseT at, 49
defined, 465
in hierarchical model, 19
switches for, 20-21
access links
defined, 465
for VLANs, 99
access lists, 465
access methods, 465
access rates, 465
access servers, 465
accounting, 465
acknowledgments, 465
ACLs (access control lists)
defined, 465
in MLS-RP configuration, 258
ACR (Allowed Cell Rate), 465
active monitors, 465
active virtual forwarders (AVFs), 383
Active Virtual Gateways (AVGs), 383, 470
AD (administrative distances), 466
address masks, 466
address resolution, 466
Address Resolution Protocol (ARP)
for broadcasts, 286
defined, 468
in multicast mapping, 289-290
addresses
in GLBP, 383
learning
defined, 466
in layer 2 switching, 137-138, 138
MAC. See MAC addresses
mapping, 466
in multicast, 288-289
defined, 500
mapping to Ethernet, 289-291, 290-292
adjacencies
defined, 466
in DVMRP, 308
tests for, 374
administrative distances (AD), 466
administrative weight, 466
ADSU (ATM Data Service Unit), 466
advertising
defined, 466
RP group assignments, 325
in VLAN trunk protocol, 110-112, 110-111
AFI (Authority and Format Interface), 466
AIP (ATM Interface Processor), 466
algorithms, 466
alignment errors
defined, 466
in FastEthernet, 51
all command, 257
all-routes explorer packets, 466
Allowed Cell Rate (ACR), 465
AM (Amplitude Modulation), 466
American National Standards Institute (ANSI), 467
American Standard Code for Information Interchange (ASCII), 467
AMI (Alternate Mark Inversion), 467
amplitude, 467
Amplitude Modulation (AM), 466
analog connections, 467
analog transmissions, 467
ANSI (American National Standards Institute), 467
anycasts, 467
AppleTalk protocols, 467
Application layer, 12, 467
Application-Specific Integrated Circuits (ASICs)
defined, 468
in layer 2 switching, 13
apply command, 459
Architecture for Voice, Video, and Integrated Data (AVVID), 470
ARCnet networks, 4
Area Border Routers (ABRs)
defined, 465
tasks of, 310
areas, 467
ARM (Asynchronous Response Mode), 467
ARP (Address Resolution Protocol)
for broadcasts, 286
defined, 468
in multicast mapping, 289-290
ASBRs (Autonomous System Border Routers)
defined, 468
in OSPF, 310
ASCII (American Standard Code for Information Interchange), 468
ASICs (Application-Specific Integrated Circuits)
defined, 468
in layer 2 switching, 13
ASN.1 (Abstract Syntax Notation One), 468
ASs (autonomous systems)
defined, 469
in MOSPF, 309
assessment test, xxxi-xl
associative memory, 407
AST (Automatic Spanning Tree), 468
Asynchronous Balanced Mode (ABM), 465
asynchronous connections, 468
Asynchronous Response Mode (ARM), 467
Asynchronous Time-Division Multiplexing (ATDM), 468
Asynchronous Transfer Mode (ATM), 468
asynchronous transmissions, 468
ATDM (Asynchronous Time-Division Multiplexing), 468
ATM (Asynchronous Transfer Mode), 468
ATM Adaptation Layer (AAL), 464
ATM Adaptation Layer 1 (AAL1), 464
ATM Adaptation Layer 2 (AAL2), 464
ATM Adaptation Layer 3/4 (AAL3/4), 465
ATM Adaptation Layer 5 (AAL5), 465
ATM ARP servers, 468
ATM Data Service Unit (ADSU), 466
ATM endpoints, 469
ATM Forum, 469
ATM Interface Processor (AIP), 466
ATM layer, 469
ATM Management (ATMM), 469
ATM user-user connections, 469
attenuation, 469
AUI (Attachment Unit Interface), 50
Authentication, Authorization, and Accounting (AAA) processes, 464
Authority and Format Interface (AFI), 466
authority zones, 469
auto duplex, 469
auto-negotiation
defined, 469
in FastEthernet, 51-52
auto option
in PAgP, 186
for trunk ports, 104
auto parameter, 68
Auto-QoS, 364, 368, 470
auto-reconfiguration, 470
Auto-RP
defined, 470
for multicast routing, 324-326
automatic call reconnect, 469
automatic load-balancing, 28
Automatic Spanning Tree (AST), 468
autonomous confederation, 469
autonomous switching, 469
Autonomous System Border Routers (ASBRs)
defined, 468
in OSPF, 310
autonomous systems (ASs)
defined, 469
in MOSPF, 309
auxiliary ports, 470
auxiliary VLANs, 119-120
AVFs (active virtual forwarders), 383
AVGs (Active Virtual Gateways), 383, 470
AVVID (Architecture for Voice, Video, and Integrated Data), 470