CN-122002158-A - Roaming processing method, device and system

Abstract

The application relates to the technical field of optical communication and discloses a roaming processing method, device and system. The method includes the steps of receiving load information from a plurality of second optical network units by a first optical network unit, determining a target optical network unit among the plurality of second optical network units based on the load information of the plurality of second optical network units, and sending a first roaming start message to the target optical network unit, the first roaming start message being used for triggering the target optical network unit to perform roaming processing on at least one station. Therefore, by collecting the load information of a plurality of second optical network units, global load balancing in networking can be realized, the influence of overload on experience under one optical network unit is prevented, or global load concentration in networking is realized, more optical network units are dormant, and whole-network energy saving is realized.

Inventors

• ZHANG XIAOLONG
• Chen Yunman
• WANG XIANG

Assignees

• 华为技术有限公司

Dates

Publication Date

20260508

Application Date

20250218

Priority Date

20241104

Claims (20)

1. 1. A method of roaming processing, applied to a first optical network unit, the method comprising: Receiving load information from a plurality of second optical network units; Determining a target optical network unit in the plurality of second optical network units based on load information of the plurality of second optical network units; and sending a first roaming start message to the target optical network unit, wherein the first roaming start message is used for triggering the target optical network unit to perform roaming processing on at least one station.
2. 2. The method of claim 1, wherein the load information comprises at least one of a signal strength of at least one site associated with each of the second optical network units, a traffic rate of the at least one site, load information of the at least one site, a number of the at least one site, a traffic type corresponding to the at least one site, and a total traffic rate of each of the second optical network units.
3. 3. The method of claim 1 or 2, wherein the total traffic rate of the at least one site is greater than or equal to a first threshold, or the total traffic rate of a source optical network unit associated with the at least one site is greater than or equal to a second threshold, the first roaming start message being used to trigger the target optical network unit to perform roaming processing for the at least one site, or The total service rate of the source optical network unit is smaller than or equal to a third threshold value, and the first roaming start message is used for triggering the target optical network unit to perform roaming processing on at least one station.
4. 4. A method according to any of claims 1-3, wherein prior to said receiving load information from a plurality of second optical network units, the method further comprises: and sending indication information reporting the load information to the plurality of second optical network units.
5. 5. The method of claim 3 or 4, wherein the method further comprises: And sending a second roaming start message to the source optical network unit, wherein the second roaming start message is used for triggering the source optical network unit to perform roaming processing on the at least one station.
6. 6. The method of any one of claims 3-5, wherein the method further comprises: and receiving a first roaming result from the source optical network unit.
7. 7. The method of any one of claims 1-6, wherein the method further comprises: And receiving a second roaming result from the target optical network unit.
8. 8. The method according to any of claims 1-7, wherein the first optical network unit is a main optical network unit MFU and the second optical network unit is a sub-optical network unit SFU.
9. 9. A method of roaming processing, applied to a target optical network unit, the method comprising: transmitting load information of the target optical network unit to a first optical network unit; And receiving a first roaming start message from the first optical network unit based on the load information of the target optical network unit, wherein the first roaming start message is used for triggering the target optical network unit to perform roaming processing on at least one station.
10. 10. The method of claim 9, wherein the target optical network unit performing roaming processing for at least one site comprises the target optical network unit initiating a roaming handoff state machine.
11. 11. The method according to claim 9 or 10, wherein the load information comprises at least one of signal strength of at least one site associated with the target optical network unit, traffic rate of the at least one site, load information of the at least one site, number of the at least one site, traffic type corresponding to the at least one site, and total traffic rate of each second optical network unit.
12. 12. The method of any of claims 9-11, wherein the total traffic rate of the at least one station is greater than or equal to a first threshold or the total traffic rate of a source optical network unit associated with the at least one station is greater than or equal to a second threshold, the first roaming start message being used to trigger the target optical network unit to perform roaming processing for the at least one station, or The total service rate of the source optical network unit is smaller than or equal to a third threshold value, and the first roaming start message is used for triggering the target optical network unit to perform roaming processing on at least one station.
13. 13. The method according to any of claims 9-12, wherein before said sending load information of said target optical network unit to the first optical network unit, the method further comprises: and receiving indication information from the first optical network unit for reporting the load information.
14. 14. The method of any one of claims 9-13, wherein the method further comprises: and sending a second roaming result to the first optical network unit.
15. 15. The method according to any of claims 9-14, wherein the first optical network unit is a main optical network unit MFU and the target optical network unit is a sub-optical network unit SFU.
16. 16. A method of roaming processing, applied to a source optical network unit, the method comprising: transmitting load information of the source optical network unit to a first optical network unit; And receiving a second roaming start message from the first optical network unit based on the load information of the source optical network unit, wherein the second roaming start message is used for triggering the source optical network unit to perform roaming processing on the at least one station.
17. 17. The method of claim 16, wherein the loading condition comprises at least one of signal strength of at least one site associated with the source optical network unit, traffic rate of the at least one site, loading information of the at least one site, number of the at least one site, type of traffic corresponding to the at least one site, and total traffic rate of the source optical network unit.
18. 18. The method of claim 16 or 17, wherein the total traffic rate of the at least one site is greater than or equal to a first threshold, or the total traffic rate of a source optical network unit associated with the at least one site is greater than or equal to a second threshold, the first roaming start message being used to trigger the target optical network unit to perform roaming processing for the at least one site, or The total service rate of the source optical network unit is smaller than or equal to a third threshold value, and the first roaming start message is used for triggering the target optical network unit to perform roaming processing on at least one station.
19. 19. The method according to any of claims 16-18, wherein before said sending load information of said source optical network unit to the first optical network unit, the method further comprises: and receiving indication information from the first optical network unit for reporting the load information.
20. 20. The method of any one of claims 16-19, wherein the method further comprises: And sending a first roaming result to the first optical network unit.

Description

Roaming processing method, device and system The present application claims priority from the chinese patent application filed 11 months 04 in 2024, entitled "method, apparatus and system for roaming processing", filed on the national intellectual property office of the people's republic of China, application number 202411566564.1, the entire contents of which are incorporated herein by reference. Technical Field The present application relates to the field of optical communications technologies, and in particular, to a roaming processing method, apparatus, and system. Background In fiber-to-room (fiberto the room, FTTR) networking, load balancing and load concentration are required for better business experience or energy conservation requirements. However, in the current load balancing technology, only when a new Station (STA) joins the network, the STA is controlled to access an AP with a small on-line load according to the traffic load condition of each Access Point (AP). When the service of each STA in the AP changes, or when the newly added STA service requirement is large, or when the STA is offline, the global load balancing operation cannot be performed again, so that the method is not flexible. Disclosure of Invention The application provides a roaming processing method, device and system, which are used for realizing global load balance in networking, preventing overload of one optical network unit from influencing experience, or realizing global load concentration in networking, enabling more optical network units to sleep and realizing whole-network energy saving. In a first aspect, a roaming processing method is provided and applied to a first optical network unit, and the method comprises the steps of receiving load information from a plurality of second optical network units, determining a target optical network unit in the second optical network units based on the load information of the second optical network units, and sending a first roaming start message to the target optical network unit, wherein the first roaming start message is used for triggering the target optical network unit to perform roaming processing on at least one station. By adopting the method, the global load balance in the networking can be realized by collecting the load information of a plurality of second optical network units, the influence of overload on experience under one optical network unit is prevented, or the global load concentration in the networking is realized, more optical network units are dormant, and the whole-network energy saving is realized. The first roaming start message may be represented by a roaming handover indication in a roaming handover message and a bit 0 in a report message field, for example. With reference to the first aspect, in one possible design, the load information includes at least one of a signal strength of at least one site associated with each second optical network unit, a traffic rate of the at least one site, load information of the at least one site, a number of the at least one site, a traffic type corresponding to the at least one site, and a total traffic rate of each second optical network unit. By adopting the design, the first optical network unit can accurately perform load balancing or load concentration by acquiring the load information of the plurality of second optical network units, so that the resource utilization rate is improved. With reference to the first aspect, in yet another possible design, the total traffic rate of the at least one station is greater than or equal to a first threshold, or the total traffic rate of a source optical network unit associated with the at least one station is greater than or equal to a second threshold, and the first roaming start message is used to trigger the target optical network unit to perform roaming processing on the at least one station, or the total traffic rate of the source optical network unit is less than or equal to a third threshold, and the first roaming start message is used to trigger the target optical network unit to perform roaming processing on the at least one station. By adopting the design, global load balancing in networking can be realized, the influence of overload of load under one optical network unit on experience can be prevented, or global load concentration in networking can be realized, more optical network units are dormant, and whole-network energy saving can be realized. With reference to the first aspect, in yet another possible design, before the receiving the load information from the plurality of second optical network units, the method further includes sending indication information reporting the load information to the plurality of second optical network units. With this design, the first optical network unit may periodically or sporadically actively instruct the plurality of second optical network units to report the load information under each of the second optical network