Symbols Numerics A
I N D E X GLOP, 484–485 Symbols IP multicast, 480 limited-scope, 484 ! (exclamation point) character, 105 MAC address notification, 317–318 # (pound sign) character, 105 NAT, 649 reserved link local, 483–484 Numerics source-specific multicast, 484 virtual MAC, 573 10-Gigabit, 54 adjacencies, 393–394, 408 10-Mbps Ethernet, 48 ADSL (asymmetric digital subscriber line), 56 802.1D, compatibility with RSTP, 230 agents, relay (DHCP), 379 802.1Q, 156–158 aggregate policers, 448 802.1X Aggressive mode UDLD (A-UDLD), 336–338, 604 configuration exercise, 663–669 configuration exercises, 354 network access security, 639–641 versus Loop Guard, 272 AppleTalk Remote, 624 applications A Auto QoS, 463 Cisco AVVID, 16 AAA statistics, 291 accounting, 625, 629 voice, 596 authentication, 173, 623–626 Application-Specific Integrated Circuits. See ASICs authorization, 624, 627 applying RACLs, 643 configuration exercise, 663–669 Architecture for Voice, Video and integrated Data. configuring, 630–631 See Cisco AVVID aaa authentication login command, 626 ARP (Address Resolution Protocol), 12 aaa new-model command, 87, 626 DAI, 654–658 access as a security feature, 658–659 firewalls, 647–648 throttling, 396–398 hopping attacks (VLAN), 660–661 ASICs (Application-Specific Integrated Circuits), physical, 619 5–6, 275 unauthorized, 77 assured forwarding, 431–432 access control lists. See ACLs asymmetric digital subscriber line (ADSL), 56 access layer, 18 attacks, 655, 660–661 access-layer switches, 50 attenuation, 720 accounting, 625, 629 A-UDLD (Aggressive mode UDLD), ACLs (access control lists), 4, 618, 643 336–338, 604 PACLs, 646 configuration exercises, 354 RACLs, 643 versus Loop Guard, 272 security, 642 authentication, 173, 623–626 VACLs, 644 authorization, 624, 627 vty lines, 619 auth-proxy, 627 active keyword, 513 Auto QoS, 463 adding switches, 186 auto-negotiation, 53, 767 Address Resolution Protocol.
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