Patent ID: 8995425
Filing Date: 2015-03-31
Classification: H04L

Abstract:
1. A machine-implemented method, comprising: determining if a packet has been received at a receive segment of a base-port of a network device having a plurality of sub-ports configured to operate independently as a port for sending and receiving packets at a plurality of rates complying with a plurality of protocols; storing the packet at a selected pause buffer receive queue; determining if any requests for the selected receive queue are staged at a memory device used for storing a tag for the packet; determining if another request from the selected receive queue is active when no requests for the selected receive queue are staged at the memory device, determining if more than one request is active from the selected request queue when there is another request active for the selected receive queue; staging the request at the memory device when more than one request is active from the selected request queue; and sending the request to a stage one arbiter when more than one request is not active from the selected request queue.