PBR

The nv unset commands remove the configuration you set with the equivalent nv set commands. This guide only describes an nv unset command if it differs from the nv set command.

nv set interface <interface-id> router pbr

Configures PBR on the specified interface.

Command Syntax

Syntax	Description
`<interface-id>`	The interface you want to configure.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set interface swp51 router pbr

nv set interface <interface-id> router pbr map <pbr-map-id>

Applies a PBR policy on the specified interface.

Command Syntax

Syntax	Description
`<interface-id>`	The interface you want to configure.

Version History

Introduced in Cumulus Linux 5.1.0

Example

cumulus@switch:~$ nv set interface swp51 router pbr map MAP1

nv set router pbr

Configures global PBR (Policy-based Routing) settings.

nv set router pbr enable

Enables or disables PBR. The default setting is off.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set router pbr enable on

nv set router pbr map <pbr-map-id>

Configures the name of the PBR route map.

Command Syntax

Syntax	Description
`<pbr-map-id>`	The PBR route map name.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set router pbr map map1

nv set router pbr map <pbr-map-id> rule <rule-id>

Configures the PBR route map rule number.

Command Syntax

Syntax	Description
`<pbr-map-id>`	The PBR route map name.
`<rule-id>`	The PBR rule number.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set router pbr map map1 rule 10

nv set router pbr map <pbr-map-id> rule <rule-id> action

Sets the action you want the PBR map rule to take, such as apply a next hop group or a VRF to a policy.

Command Syntax

Syntax	Description
`<pbr-map-id>`	The PBR route map name.
`<rule-id`	The PBR rule number.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set router pbr map map1 rule 10 action vrf RED

nv set router pbr map <pbr-map-id> rule <rule-id> action nexthop-group <nexthop-group-id>

Configures the next hop group you want to apply to the policy map.

Command Syntax

Syntax	Description
`<pbr-map-id>`	The PBR route map name.
`<rule-id>`	The PBR rule number.
`<nexthop-group-id>`	The nexthop group name.

Version History

Introduced in Cumulus Linux 5.1.0

Example

cumulus@switch:~$ nv set router pbr map map1 rule 10 action nexthop-group group1

nv set router pbr map <pbr-map-id> rule <rule-id> action vrf <vrf-name>

Sets the VRF you want to apply to the policy map. If you do not set a VRF, the rule uses the VRF table set for the interface.

Command Syntax

Syntax	Description
`<pbr-map-id>`	The PBR route map name.
`<rule-id>`	The PBR rule number.
`<vrf-name>`	The VRF you want to apply to the policy map.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set router pbr map map1 rule 10 action vrf RED

nv set router pbr map <pbr-map-id> rule <rule-id> match

Sets the match criteria you want to use for the PBR map rule.

nv set router pbr map <pbr-map-id> rule <rule-id> match destination-ip <ip-address-id>

Sets PBR to match packets according to the destination IP prefix.

Command Syntax

Syntax	Description
`<pbr-map-id>`	The PBR route map name.
`<rule-id>`	The PBR rule number.
`<ip-address-id>`	The destination IPv4 or IPv6 prefix.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set router pbr map map1 rule 10 match destination-ip 10.1.2.0/24

nv set router pbr map <pbr-map-id> rule <rule-id> match dscp

Sets PBR to match packets according to the DSCP field in the IP header. The DSCP value can be an integer between 0 and 63 or the DSCP codepoint name.

Command Syntax

Syntax	Description
`<pbr-map-id>`	The PBR route map name.
`<rule-id>`	The PBR rule number.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set router pbr map map1 rule 10 match dscp 10

nv set router pbr map <pbr-map-id> rule <rule-id> match ecn

Sets PBR to match packets according to the ECN field in the IP header. The ECN value can be an integer between 0 and 3.

Command Syntax

Syntax	Description
`<pbr-map-id>`	The PBR route map name.
`<rule-id>`	The PBR rule number.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set router pbr map map1 rule 10 match ecn 3

nv set router pbr map <pbr-map-id> rule <rule-id> match source-ip <ipv4-prefix>|<ipv6-prefix>

Sets PBR to match packets according to the source IP prefix.

Command Syntax

Syntax	Description
`<pbr-map-id>`	The PBR route map name.
`<rule-id>`	The PBR rule number.
`<ipv4-prefix>` or `<ipv6-prefix>`	The source IPv4 or IPv6 prefix.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set router pbr map map1 rule 10 match source-ip 10.1.4.1/24

nv set system global reserved routing-table pbr

Configures the reserved routing table ranges for PBR.

nv set system global reserved routing-table pbr begin

Configures the starting reserved routing table range for PBR. You can specify a value between 10000 and 4294966272.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set system global reserved routing-table pbr begin 140000

nv set system global reserved routing-table pbr end

Configures the end of the reserved routing table range for PBR. You can specify a value between 10000 and 4294966272.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set system global reserved routing-table pbr end 150000