3Com 2500 Switch User Manual


 
Modifying the Default VLAN 2-5
How the LANplex® System Makes Flooding Decisions 2-5
VLAN Exception Flooding 2-6
Overlapped IP VLANs 2-7
Routing Between VLANs 2-8
VLAN Examples 2-10
Example 1 2-10
Example 2 2-11
P
ART
III A
BOUT
R
OUTING
P
ROTOCOLS
3
B
RIDGING
AND
R
OUTING
IN
THE
LAN
PLEX
® S
YSTEM
What Is Routing? 3-1
LANplex in a Subnetworked Environment 3-2
Integrating Bridging and Routing 3-3
Bridging and Routing Models 3-4
Traditional Bridging and Routing Model 3-4
LANplex Bridging and Routing Model 3-6
4
R
OUTING
WITH
IP T
ECHNOLOGY
IP Routing and the OSI Model 4-1
Elements of IP Routing 4-2
IP Addresses 4-2
Address Classes 4-3
Subnet Part of an IP Address 4-3
Router Interfaces 4-4
Routing Table 4-5
Static Routes 4-6
Dynamic Routes Using RIP 4-6
Default Route 4-7
Address Resolution Protocol (ARP) 4-7
IP Routing Transmission Errors 4-9
Routing with Classical IP over ATM 4-10
About Logical IP Subnets (LISs) 4-10
ATM ARP Servers 4-10
Forwarding to Nodes within an LIS 4-11
IP Routing References 4-11