Connecting Networks (10)[detail]

Internetworking

Connecting multiple networks together

Network differences

Service offered, addressing, broadcasting, packet size, ordering, QoS, Reliability, security, parameters, accounting

MTU

maximum transmission unit

Tunneling

Used when source and destination networks are the same but there is a different network between

internet principles

make sure it works, simple, clear choices, modularity, heterogeneity, avoid statis, good design not perfrect, strict sending but tolerent receiving, scalaiblity, performance and cost

IPv4

32bit addresses containing network prefix and host address

CIDR notation

/16 /24 notation

Classless InterDomain Routing

combines smaler networks into a supernet for easier routing

IPv6

128bit addresses, solves running out of IPv4 addresses, not directly compatible

DHCP

A host can broadcast a DHCP request, a server can respond to the data link layer address (MAC)