Index
6to4 tunnels, IPv6 over IPv4, 21
A
AAA (authentication, authorization, and accounting), 230, 235
RADIUS, 231
TACACS+, 231
troubleshooting, 302
access control lists (ACLs). See ACLs (access control lists)
access layer, hierarchical design model, 236
access mode (DTP), 154
access switches, 135
ACK packet (EIGRP), 28
ACLs (access control lists), 108-110, 297
bogons, 298
SNMP, 295
standard, 109
Active Discovery, establishing PPPoE connection, 114
Active mode (LACP), 164
Active state (BGP peering), 95
Active state (HSRP devices), 195
AD (administrative distance), 6
AD (advertised distance), EIGRP routers, 31
address-family command, 64
address flooding (MAC), ...
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