SECONDARY LOOKUP FOR SCALING DATAPATH ARCHITECTURE BEYOND INTEGRATED HARDWARE CAPACITY

摘要

Various exemplary embodiments relate to a method for routing an incoming packet to a destination, the method including: receiving, at a network device, the incoming packet; determining a destination address of the packet; determining that the destination address is not included in a routing table on the network device; sending a message to a companion device, wherein the message includes the destination address; receiving from the companion device, at the network device, a routing indicator for the destination address; and sending the packet towards a destination consistent with the routing indicator.

主权项

1. A method performed by a network device for routing an incoming packet to a destination, the method comprising:
receiving, at the network device, the incoming packet; determining a destination address of the packet; determining that the destination address is not included in a routing table on the network device; sending a message to a companion device, wherein the message comprises the destination address; receiving from the companion device, at the network device, a routing indicator for the destination address; and sending the packet towards a destination consistent with the routing indicator.