Stacking switch unit and method used in stacking switch unit
US11757772B2 · kind B2 · utility
0Cited by
9References
15Claims
0Family size
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Key dates
| Filing date | Aug 2, 2021 |
| Grant date | Sep 12, 2023 |
| Priority date | — |
| Expiry date | Oct 20, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L49/113
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method used in a stacking/stackable switch unit includes: providing a plurality of signal ports of the stacking/stackable switch unit, the signal ports having at least one master/slave control port corresponding to at least one operation function of the stacking/stackable switch unit; during a boot-up procedure, automatically determining whether the stacking/stackable switch unit is a master or a slave according to at least one signal level of the at least one master/slave control port and/or content of at least one bit obtained from the at least one master/slave control port.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.