scalability iBGP 2nd multiple area OSPF 2nd design 2nd operations 2nd scaling EIGRP networks searching neighbors security access lists controlling terminal access IPv6 SEL field selction topologies selection boundaries designated routers 2nd priority command designated routers with priority command paths link-state routing protocols topologies OSPF selection process BGP 2nd sending LSP sequence numbers LSPs set command redistribution ships in the night routing [See SIN routing] shortest path first [See SPF] shortest path tree (SPT) show clns interface command 2nd 3rd show clns neighbor command show clns neighbors command 2nd 3rd show commands Integrated IS-IS OSPF show interface show ip bgp command 2nd show ip eigrp neighbors 2nd show ip eigrp neighbors command show ip eigrp topology 2nd 3rd show ip eigrp topology all show ip eigrp topology command show ip eigrp traffic 2nd show ip eigrp traffic command show ip ospf 2nd show ip ospf border-routers show ip ospf command show ip ospf database 2nd 3rd show ip ospf interface 2nd 3rd 4th 5th show IP OSPF neighbor show ip ospf neighbor 2nd show ip protocols 2nd show IP route show ip route show ip route eigrp show isis database command 2nd show isis database detail command 2nd 3rd show isis spf-log command 2nd show running-config command SIA (Stuck in Active) single routers OSPF configuring 2nd OSPF configuration Site Level Aggregator (SLA) site local IPv6 unicast addresses SLA (Site Lvel Aggregator) snapshot routing SNP (Sequence number PDU) SNPA (subnetwork point of attachment) 2nd source-based transit provider selection SPF building routing tables routing tables building SPF (shortest path first) split horizon RIPv1 split horizon rule 2nd 3rd split horizon with poison reverse RIPv1 SPT (shortest path tree) standard areas starting routing statements match neighbor static addressing NAT static routes 2nd configuring passive interfaces redistribution 2nd 3rd VLSM stub areas connecting verifying OSPF commands Stuck in Active (SIA) subinterfaces configuring OSPF in point-to-point mode OSPF NBMA subnet masks IP addresses logical AND rules 2nd rules for IP subnetting rules in IP subnetting VLSM [See VLSM] subnets multiple area OSPF 2nd design 2nd operations 2nd subnetting IP 2nd subnetwork dependent layer 2nd subnetwork independent layer 2nd successor, feasible distance of the summarization 2nd address exhaustion advantages of 2nd 3rd alternatives to automatic summarization configuring verifying discontiguous networks 2nd case studies EIGRP IP address space optimizing 2nd 3rd IP routes manual summarization OSPF summarization command supernets support topologies switching fast 2nd switching function 2nd synchronization BGP-4 2nd synchronization rule BGP-4
