HP 6125G HP 6125G & 6125G/XG Blade Switches Layer 3 - IP Routing Comma - Page 139

bestroute as-path-neglect (BGP/BGP-VPN instance view

Page 139 highlights

Description Use balance to configure the number of BGP routes for load balancing. Use undo balance to disable load balancing. By default, no load balancing is configured. Unlike IGP, BGP has no explicit metric for making load balancing decision. Instead, it implements load balancing using route selection rules. Related commands: display bgp routing-table. Examples # In BGP view, set the number of routes participating in BGP load balancing to 2. system-view [Sysname] bgp 100 [Sysname-bgp] balance 2 # In BGP-VPN instance view, set the number of routes participating in BGP load balancing to 2. (The VPN has been created.) system-view [Sysname] bgp 100 [Sysname-bgp] ipv4-family vpn-instance vpn1 [Sysname-bgp-ipv4-vpn1] balance 2 bestroute as-path-neglect (BGP/BGP-VPN instance view) Syntax bestroute as-path-neglect View undo bestroute as-path-neglect BGP view, BGP-VPN instance view Default level 2: System level Parameters None Description Use bestroute as-path-neglect to configure BGP not to consider the AS_PATH during best route selection. Use undo bestroute as-path-neglect to configure BGP to consider the AS_PATH during best route selection. By default, BGP considers the AS_PATH during best route selection. Examples # In BGP view, ignore AS_PATH in route selection. system-view [Sysname] bgp 100 [Sysname-bgp] bestroute as-path-neglect # In BGP-VPN instance view, ignore AS_PATH in route selection. (The VPN has been created.) 128

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Description
Use
balance
to configure the number of BGP routes for load balancing.
Use
undo balance
to disable load balancing.
By default, no load balancing is configured.
Unlike IGP, BGP has no explicit metric for making load balancing decision. Instead, it implements load
balancing using route selection rules.
Related commands:
display bgp routing-table
.
Examples
# In BGP view, set the number of routes participating in BGP load balancing to 2.
<Sysname> system-view
[Sysname] bgp 100
[Sysname-bgp] balance 2
# In BGP-VPN instance view, set the number of routes participating in BGP load balancing to 2. (The VPN
has been created.)
<Sysname> system-view
[Sysname] bgp 100
[Sysname-bgp] ipv4-family vpn-instance vpn1
[Sysname-bgp-ipv4-vpn1] balance 2
bestroute as-path-neglect (BGP/BGP-VPN instance view)
Syntax
bestroute as-path-neglect
undo bestroute as-path-neglect
View
BGP view, BGP-VPN instance view
Default level
2: System level
Parameters
None
Description
Use
bestroute as-path-neglect
to configure BGP not to consider the AS_PATH during best route selection.
Use
undo bestroute as-path-neglect
to configure BGP to consider the AS_PATH during best route
selection.
By default, BGP considers the AS_PATH during best route selection.
Examples
# In BGP view, ignore AS_PATH in route selection.
<Sysname> system-view
[Sysname] bgp 100
[Sysname-bgp] bestroute as-path-neglect
# In BGP-VPN instance view, ignore AS_PATH in route selection. (The VPN has been created.)