Enterasys Enterasys Matrix DFE-Gold Series Guia do Utilizador Página 10

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Chapter 8: Configuring OSPF
Using OSPF on a Matrix DFE or N-SA Series Device .................................................................................... 8-1
OSPF Overview .............................................................................................................................................. 8-1
OSPF Terminology ................................................................................................................................... 8-2
Supported Functions ................................................................................................................................ 8-2
Link-State Advertisements (LSAs) ........................................................................................................... 8-3
Matrix DFE Series and N-SA Operation in OSPF Networks .................................................................... 8-3
OSPF Areas ............................................................................................................................................. 8-4
Static Multipath Forwarding ...................................................................................................................... 8-5
Designating an OSPF Instance ................................................................................................................ 8-5
Virtual Links .............................................................................................................................................. 8-5
Autonomous System External (ASE) Link Advertisements ...................................................................... 8-6
Router Modes Used for OSPF Configuration ........................................................................................... 8-6
Configuring OSPF .......................................................................................................................................... 8-7
Modifying Default Configuration Settings ................................................................................................. 8-7
Activating Advanced Routing ................................................................................................................... 8-9
Performing a Basic OSPF Configuration .................................................................................................. 8-9
Configuring an OSPF NSSA .................................................................................................................. 8-11
Monitoring and Maintaining OSPF ................................................................................................................ 8-12
Displaying OSPF Information ................................................................................................................. 8-13
Limiting Database Overflow ................................................................................................................... 8-13
Resetting OSPF ..................................................................................................................................... 8-14
Debugging OSPF ................................................................................................................................... 8-14
Chapter 9: Configuring VRRP
VRRP Overview .............................................................................................................................................. 9-1
VRRP Terms and Definitions ................................................................................................................... 9-1
Configuring VRRP .......................................................................................................................................... 9-2
Basic VRRP Configuration ....................................................................................................................... 9-3
Symmetrical Configuration ....................................................................................................................... 9-5
Multi-Backup Configuration ...................................................................................................................... 9-8
Modifying a Configuration ............................................................................................................................. 9-14
Setting the Backup Priority ..................................................................................................................... 9-14
Setting the Advertisement Interval ......................................................................................................... 9-15
Setting a Critical IP Address .................................................................................................................. 9-15
Setting Pre-empt Mode .......................................................................................................................... 9-15
Setting an Authentication Key ................................................................................................................. 9-16
Monitoring VRRP .......................................................................................................................................... 9-17
VRRP Configuration Notes ........................................................................................................................... 9-17
Determining the Backup to Master Time Interval ................................................................................... 9-17
When the Master Reboots or Is Down ................................................................................................... 9-18
Determining a Virtual MAC Address ...................................................................................................... 9-18
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