Juniper JUNOS OS 10.4 - FOR EX REV 1 Manual page 27

Chapter 57
Chapter 58
Copyright © 2010, Juniper Networks, Inc.
Understanding Unicast RPF for EX Series Switches . . . . . . . . . . . . . . . . . . . . . . 1249
Unicast RPF for EX Series Switches Overview . . . . . . . . . . . . . . . . . . . . . . . 1249
Unicast RPF Implementation for EX Series Switches . . . . . . . . . . . . . . . . . 1250
Unicast RPF Packet Filtering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1250
Bootstrap Protocol (BOOTP) and DHCP Requests . . . . . . . . . . . . . . . 1250
Default Route Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1250
When to Enable Unicast RPF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1250
When Not to Enable Unicast RPF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1251
Limitations of the Unicast RPF Implementation on EX3200 and EX4200
Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1252
Understanding IP Directed Broadcast for EX Series Switches . . . . . . . . . . . . . . 1253
IP Directed Broadcast for EX Series Switches Overview . . . . . . . . . . . . . . . 1253
IP Directed Broadcast Implementation for EX Series Switches . . . . . . . . . . 1253
When to Enable IP Directed Broadcast . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1254
When Not to Enable IP Directed Broadcast . . . . . . . . . . . . . . . . . . . . . . . . . 1254
802.1Q VLANs Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1254
Examples of Interfaces Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1255
Example: Configuring Aggregated Ethernet High-Speed Uplinks Between an
EX4200 Virtual Chassis Access Switch and an EX4200 Virtual Chassis
Distribution Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1255
Example: Configuring Aggregated Ethernet High-Speed Uplinks with LACP
Between an EX4200 Virtual Chassis Access Switch and an EX4200 Virtual
Chassis Distribution Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1261
Example: Configuring Layer 3 Subinterfaces for a Distribution Switch and an
Access Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1267
Example: Configuring Unicast RPF on an EX Series Switch . . . . . . . . . . . . . . . . 1274
Example: Configuring IP Directed Broadcast on an EX Series Switch . . . . . . . . . 1278
Configuring Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1283
Configuring Gigabit Ethernet Interfaces (CLI Procedure) . . . . . . . . . . . . . . . . . . 1284
Configuring VLAN Options and Port Mode . . . . . . . . . . . . . . . . . . . . . . . . . . 1284
Configuring the Link Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1285
Configuring the IP Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1287
Configuring Gigabit Ethernet Interfaces (J-Web Procedure) . . . . . . . . . . . . . . . . 1287
Port Role Configuration with the J-Web Interface (with CLI References) . . . . . 1293
Adding an Interface Description to the Configuration . . . . . . . . . . . . . . . . . . . . . 1297
Example: Adding an Interface Description to the Configuration . . . . . . . . . 1297
Adding a Logical Unit Description to the Configuration . . . . . . . . . . . . . . . . . . . 1298
Disabling a Physical Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1299
Example: Disabling a Physical Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1299
Disabling a Logical Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1300
Configuring Flow Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1300
Configuring the Interface Address . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1301
Configuring Interface IPv4 Addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1302
Configuring Interface IPv6 Addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1302
Configuring the Interface Bandwidth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1303
Configuring the Media MTU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1304
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