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vi OmniSwitch 6800/6850/9000 Advanced Routing Configuration Guide December 2007
Route Dampening ...................................................................................................4-17
CIDR Route Notation .............................................................................................4-17
BGP Configuration Overview .......................................................................................4-18
Starting BGP .................................................................................................................4-19
Disabling BGP ........................................................................................................4-19
Setting Global BGP Parameters ....................................................................................4-20
Setting the Router AS Number ...............................................................................4-21
Setting the Default Local Preference .....................................................................4-21
Enabling AS Path Comparison ...............................................................................4-22
Controlling the use of MED Values .......................................................................4-23
Synchronizing BGP and IGP Routes .....................................................................4-24
Displaying Global BGP Parameters .......................................................................4-25
Configuring a BGP Peer ................................................................................................4-26
Creating a Peer .......................................................................................................4-28
Restarting a Peer .....................................................................................................4-29
Setting the Peer Auto Restart .................................................................................4-29
Changing the Local Router Address for a Peer Session .........................................4-30
Clearing Statistics for a Peer ..................................................................................4-30
Setting Peer Authentication ....................................................................................4-31
Setting the Peer Route Advertisement Interval ......................................................4-31
Configuring a BGP Peer with the Loopback0 Interface ..................................4-31
Configuring Aggregate Routes .....................................................................................4-32
Configuring Local Routes (Networks) ..........................................................................4-33
Adding the Network ........................................................................................4-33
Configuring Network Parameters ....................................................................4-34
Viewing Network Settings ..............................................................................4-35
Controlling Route Flapping Through Route Dampening ..............................................4-36
Example: Flapping Route Suppressed, then Unsuppressed ............................4-36
Enabling Route Dampening ............................................................................4-37
Configuring Dampening Parameters ...............................................................4-37
Clearing the History ........................................................................................4-39
Displaying Dampening Settings and Statistics ................................................4-39
Setting Up Route Reflection .........................................................................................4-40
Configuring Route Reflection ................................................................................4-42
Redundant Route Reflectors ...................................................................................4-42
Working with Communities ..........................................................................................4-43
Creating a Confederation ..............................................................................................4-44
Routing Policies ............................................................................................................4-45
Creating a Policy ....................................................................................................4-45
Assigning a Policy to a Peer ...................................................................................4-50
Displaying Policies .................................................................................................4-52
Configuring Redistribution ...........................................................................................4-53
Using Route Maps ...........................................................................................4-53
Configuring Route Map Redistribution ...........................................................4-57
Route Map Redistribution Example ................................................................4-58
Configuring Redundant CMMs for Graceful Restart .............................................4-59