Extended routing-policy language (XPL) is a language used to filter routes and modify route attributes. By modifying route attributes (including reachability), XPL changes the path through which network traffic passes.
A global variable set is a group of frequently used values that are defined as global variables. Global variables can be referenced by all route-filters configured on a device. This section describes how to configure global variable sets.
A route-filter can use its condition clause to filter routes and use its action clause to set or modify route attributes of the routes that match the condition clause. This section describes how to configure route-filters.
XPL paragraph editing clauses are configured in the XPL paragraph editing interface view and combined based on specified rules. XPL paragraph editing clauses are classified as follows: