Management method and equipment of data packet cache

The invention relates to a management method and equipment of a data packet cache. The management method comprises the following steps: communication equipment receives a writing command, and acquires data packet information, wherein the communication equipment determines the cache mode of the data packet according to the data packet information and preset cache strategy, and the cache mode comprises an outer cache mode and an inner and outer combination cache mode combining outer cache and inner cache; and the communication equipment caches the data packet to outer cache equipment, or outer and inner cache equipment according to the determined cache mode. By the management method and equipment, the cache bandwidth use ratio can be improved.