Patent ID: 11929913
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC G  H

Claim 10:
11. The apparatus according to claim 10, wherein in response to the first packet is the PTB packet, the entry associated with the first packet is a path maximum transmission unit (PMTU) entry, wherein content of the PTB packet comprises the source address and the destination address of the data packet, and a maximum transmission unit (MTU) value of the routing device;
wherein the operations further comprises:
in response to the source address and the destination address of the data packet being the address pair of the service supported by the apparatus, creating a first entry in the first table for the PTB packet; or
in response to the source address and the destination address of the data packet being not the address pair of the service supported by the apparatus, creating a second entry in the second table for the PTB packet, wherein the first entry and the second entry each are the PMTU entry.