Definitions for "Best effort"
Keywords:  ubr, abr, qos, effort, iven
A quality of service (QOS) class in which no traffic parameters are specified and no guarantee g iven that traffic will be delivered. ATM's available bit rate (ABR) and unspecified bit rate (UBR) are both best-effort services.
A designation that a certain financial result is not guaranteed but that a good faith effort will be made to provide the result that is represented.
Traffic is assigned to the lowest priority queue, and packet delivery is not guaranteed.
deal which underwriters only agree to do their best to sell shares to the public.
An order to be executed at the best available price. Discretion is given to the dealer as to when to execute the order.
An arrangement with the underwriters who only agree to do their best to sell shares to the public. As opposed to a firm commitment to sell all the shares.