IP+Addressing

=Route Summarization=

Inclusive Summary Routes
Including subnets that do not currently exist Find matching bits

Exclusive Summary Routes
excluding all other subnets/routes split the summary until exclusive (increasing subnet prefix by 1)

=Classless Interdomain Routing (CIDR)=

Improves scalability on Internet routers' routing tables Route summarization Geographic region

=Protocols=


 * ICMP** - 1
 * TCP** - 6
 * UDP** - 17
 * EIGRP** - 88
 * OSPF** - 89
 * PIM** - 103

=RFCs=


 * IP** - 791
 * Subnetting** - 950
 * NAT** - 1631
 * Private addressing** - 1918
 * CIDR** - 1517-1520