Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] A class IP addresses address masks subnetting ABRs (Area Border Routers) 2nd access-class command access-list compiled command Aceves, J.J. Garcia Luna Acknowledgment Number field (TCP) acknowledgments delayed direct ACLs (access control lists) calling access-class command categories of comments, adding dynamic editing effect on switching effect on system performance extended IP 2nd effect on system performance example of features sequence numbers filter layers, numbering 2nd fragments, handling ICMP implicit deny any filter keywords named 2nd placement of reflexive example parameters sequence number sequentiality standard IP Boolean AND/OR functions inverse masks TCP Turbo ACLs UDP acquiring hands-on experience active state SIA adding comments to ACLs address aggregation CIDR Address Family Identifier field (RIP) Address Family Identifier field (RIPv2) address masks [See also subnet masks] Address Resolution Protocol. [See ARP] address spaces, designing lollipop-shaped address summarization EIGRP, configuring OSPF configuring troubleshooting addresses, IP internetworks masks reverse ARP RIP secondary RIP subnet mask subnets adjacencies 2nd 3rd building process formation of IS-IS 2nd troubleshooting troubleshooting adjusting RIPng metrics administrative distance 2nd effect on redistribution setting route preferences advertising default networks aging process (LSAs) alternative routes, creating for static routes always keyword (default-information originate command) AND operator Boolean AND function anycast addresses application layer (TCP/IP) Area ID areas 2nd Area ID autonomous systems backbone IS-IS L1 routers maximum size of multiple L1 areas, IS-IS configuration NSSAs configuring partitioned areas path types stub areas configuring totally stubby areas configuring traffic types troubleshooting ARP (Address Resolution Protocol) 2nd gratuitous ARP packets Hardware Address Length field Hardware Type field Operation field Protocol Address Length field proxy ARP reverse ARP arp command 2nd arp timeout command AS-External LSAs ASBR Summary LSAs ASBRs (Autonomous System Border Routers) assigning metrics to redistributed routes asynchronous updates ATT (Attached bit) Attempt state (OSPF neighbors) authentication IS-IS, configuring OSPF configuring RIPng RIPv2 configuring Authentication Information TLV auto-cost reference-bandwidth command automatic summarization, disabling on EIGRP Autonomous System External LSAs 2nd autonomous systems |