You must be within one of the following modes.
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BGP address-family IPv4 unicast configuration mode
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BGP address-family IPv6 unicast configuration mode
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BGP address-family IPv4 unicast VRF configuration mode
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BGP address-family IPv6 unicast VRF configuration mode
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Navigate to the router bgp context.
SLX(config)# router bgp
SLX(config-bgp-router)#
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Navigate to the address-family context. Choose the correct address
family that you want to configure this setting for.
SLX(config-bgp-router)#
SLX(config-bgp-router)# address-family ipv4 unicast
SLX(config-bgp-router)# bestpath prefix-validation disable
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Disable prefix validation. The no format of this command enables prefix
validation. Validation of prefixes is the default configuration.
SLX(config-bgp-router)# bestpath prefix-validation disable
SLX(config-bgp-router)#
Prefix validation is disabled for IPv4 addresses when calculating best path.
The following example summarizes the commands in this procedure. This command disable prefix
validation when calculating best path.
SLX# configure terminal
SLX(config)# router bgp
SLX(config-bgp-router)# address-family ipv4 unicast
SLX(config-bgp-ipv4u)# bestpath prefix-validation disable
SLX(config-bgp-ipv4u)#
