test: use capture socket filter parameters.
test: use capture socket filter parameters.

This feature is extremely practical to filter out traffic which is
generated during the test and account exactly for the test traffic.

Signed-off-by: Emmanuel Roullit <e51ad7dcb99c77ecf30f537962c562ac80636eba@gmail.com>

eroullit/dabba,eroullit/dabba,eroullit/dabba,eroullit/dabba