Patent ID: 8718090

Claim:
A resource reservation method, comprising: receiving a resource reservation request message, wherein a desired resource reservation value and additional accuracy information of the desired resource reservation value are carried in the message; and reserving bandwidth resources for a source node according to the additional accuracy information and the desired resource reservation value, wherein when the additional accuracy information is a data type and a data unit of bandwidth resources to be reserved, the reserving the bandwidth resources for the source node according to the additional accuracy information and the desired resource reservation value comprises: judging whether the data type of the desired resource reservation value is a float type or an integer type, wherein when the data type is the float type, the desired resource reservation value and the data unit are combined, and a combined value is converted into a resource reservation value for the source node, and when the data type is the integer type, the desired resource reservation value and the data unit are combined into a resource reservation value for the source node.