RIP
OSPF
BGP
IGMP
RIP
OSPF
BGP
IGMP
Circuit switching
Connection switching
Packet switching
Network switching
Circuit switching
Connection switching
Packet switching
Network switching
Analog modem
Telco incoming router
Packet switcher
CSU/DSU
Telco incoming router
Packet switcher
Analog modem
PAD
Last mile
Demarc
Router array
PAD interface
Digital circuit
Small data payloads
Circuit switching
Slow speeds
Jump point
CSU/DSU
Jump switch
Hop
Virtual circuit
Emulated circuit
Joined circuit
Multitasked circuit
Frame Relay
ATM
ISDN BRI
DSL
1.5 Mbps
4.5 Mbps
44.7 Mbps
128 Mbps
E1
J1
T2
F1
2
8
23
48
10 Mbps
44 Mbps
54 Mbps
100 Mbps
Bus
Star
Ring
Mesh
Cable
DSL
FDDI
Frame Relay