Brocade Communications Systems FastIron SX 1600, Configuration Manual, Page: 363 / 593

Parameter changes that take effect immediately
The following parameter changes take effect immediately:
• Enable or disable BGP4.
• Set or change the local AS.
• Add neighbors.
• Change the update timer for route changes.
• Disable or enable fast external failover.
• Specify individual networks that can be advertised.
• Change the default local preference, default information originate setting, or administrative distance.
• Enable or disable use of a default route to resolve a BGP4 next-hop route.
• Enable or disable MED (metric) comparison.
• Require the first AS in an update from an EBGP neighbor to be the neighbor AS.
• Change MED comparison parameters.
• Disable comparison of the AS-Path length.
• Enable comparison of the device ID.
• Enable next-hop recursion.
• Change the default metric.
• Disable or re-enable route reflection.
• Configure confederation parameters.
• Disable or re-enable load sharing.
• Change the maximum number of load sharing paths.
• Change other load-sharing parameters.
• Define route flap dampening parameters.
• Add, change, or negate redistribution parameters (except changing the default MED as described in Changing the default MED
(Metric) used for route redistribution on page 382).
• Add, change, or negate route maps (when used by the network command or a redistribution command).
• Aggregate routes.
• Apply maximum AS path limit settings for UPDATE messages.
Parameter changes that take effect after resetting neighbor sessions
The following parameter changes take effect only after the BGP4 sessions on the device are cleared, or reset using the "soft" clear
option:
• Change the Hold Time or Keep Alive Time.
• Aggregate routes
• Add, change, or negate filter tables that affect inbound and outbound route policies.
• Apply maximum AS path limit settings to the RIB.
BGP4 parameters
FastIron Ethernet Switch Layer 3 Routing
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