Extreme Networks ExtremeWare XOS 11.3, Руководство пользователя

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Routing Policies
ExtremeWare XOS 11.3 Concepts Guide
283
Policy Action Statements
Table 39 lists the possible action statements. These are the actions taken when the policy match
conditions are met in a policy entry.
Table 39: 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 BGP route.