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162 ExtremeWare XOS 11.0 Concepts Guide

Security

Policy action statements. Table 33 lists the possible action statements. These are the actions taken

when the policy match conditions are met in a policy entry.

Table 33: Policy actions

Action Description

as-path "<as_num> {<as_num1> <as_num2>

<as_num3> …. <as_numN>}";

Prepends the entire list of as-numbers to the as-path of the

route.

community [no-advertise | no-export |

no-export-subconfed | <community_num>

{<community_num1> <community_num2> ….

<community_numN>} | <as_num> :

<community_num> [<as_num1>

<community_num1> <as_num2>

<community_num2> ….}];

Replaces the existing community attribute of a route by the

communities specified by the action statement.

Communities must be enclosed in double quotes ("").

community [add | delete] [no-advertise | no-export |

no-export-subconfed | <community_num>

{<community_num1> <community_num2> ….

<community_numN>} | <as_num> :

<community_num> {<as_num1>

<community_num1> <as_num2>

<community_num2> ….}];

Adds/deletes communities to/from a route's community

attribute. Communities must be enclosed in double quotes

("").

community remove; Strips off the entire community attribute from a route.

Communities must be enclosed in double quotes ("").

cost <cost(0-4261412864)>; Sets the cost/metric for a route.

cost-type {ase-type-1 | ase-type-2 | external |

internal};

Sets the cost type for a route.

dampening half-life <minutes (1-45)> reuse-limit

<number (1-20000)> suppress-limit <number

(1-20000)> max-suppress <minutes (1-255)>;

Sets the BGP route flap dampening parameters.

deny; Denies the route.

local-preference <number>; Sets the BGP local preference for a route.

med {add | delete} <number>; Performs MED arithmetic. Add means the value of the MED

in the route will be incremented by <number>, and delete

means the value of the MED in the route will be

decremented by <number>.

med {internal | remove}; Internal means that the Interior Gateway Protocol (IGP)

distance to the next hop will be taken as the MED for a

route. Remove means take out the MED attribute from the

route.

med set <number>; Sets the MED attribute for a route.

next-hop <ipaddress>; Sets the next hop attribute for a route.

nlri [<ipaddress> | any]/<mask-length> {exact};

nlri [<ipaddress> | any] mask <mask> {exact};

These set statements are used for building a list of IP

addresses. This is used by PIM to set up the RP list.

origin {igp | egp | incomplete}; Sets the BGP route origin values.

permit; Permits the route.

tag <number>; Sets the tag number for a route.

weight <number> Sets the weight for a route.

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