2: Classified IP packets will be looked up from the
specified ipv6 fib table (configured by metadata as VRF id).
Only valid for L3 input ACL node
+ 3: Classified packet will be steered to source routig policy
+ of given index (in metadata).
+ This is only valid for IPv6 packets redirected to a source
+ routing node.
@param metadata - valid only if action != 0
VRF id if action is 1 or 2.
+ sr policy index if action is 3.
@param match[] - for add, match value for session, required
*/
autoreply define classify_add_del_session