User guide

10 ExtremeWare 7.2.0 Software User Guide
Contents
STP Configurations 194
Basic STP Configuration 194
VLAN Spanning Multiple STPDs 196
Per-VLAN Spanning Tree 197
STPD VLAN Mapping 198
Native VLAN 198
Rapid Spanning Tree Protocol 198
RSTP Terms 199
RSTP Concepts 199
RSTP Operation 202
STP Rules and Restrictions 209
Configuring STP on the Switch 209
STP Configuration Examples 210
Displaying STP Settings 212
Chapter 12 IP Unicast Routing
Overview of IP Unicast Routing 215
Router Interfaces 216
Populating the Routing Table 217
Subnet-Directed Broadcast Forwarding 218
Proxy ARP 218
ARP-Incapable Devices 219
Proxy ARP Between Subnets 219
Relative Route Priorities 219
Configuring IP Unicast Routing 220
Verifying the IP Unicast Routing Configuration 221
Routing Configuration Example 221
ICMP Packet Processing 222
Configuring DHCP/BOOTP Relay 223
Configuring the DHCP Relay Agent Option (Option 82) 223
Verifying the DHCP/BOOTP Relay Configuration 224
UDP-Forwarding 225
Configuring UDP-Forwarding 225
UDP-Forwarding Example 225
UDP Echo Server 226
Chapter 13 Interior Gateway Protocols
Overview 228
RIP Versus OSPF 228
Overview of RIP 229
Routing Table 229