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

Claim 2:
3. The apparatus according to claim 2, wherein in response to the first packet being 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 a source address and the destination address of the data packet, and a maximum transmission unit (MTU) value of a routing device; and
wherein the operations further comprises:
in response to the source address and the destination address of the data packet being an address pair of the service supported by the apparatus, creating the first priority entry for the PTB packet; or
in response to the source address and the destination address of the data packet being not an address pair of the service supported by the apparatus, creating the second priority entry for the PTB packet, wherein the first priority entry and the second priority entry each are the PMTU entry.