Hi!
In the following piece, I will answer your questions.
1. The newest version of VCN540 is V100R003C10SPC230, but the verison of V100R002C30SPC200 cannot upgrade to V100R003C10SPC230 directly. Therefore, you need to upgrade the version to V100R003C10SC110.
- here you can see the all versions.
- here you can see the version of V1R3C10SPC110.
2. Please download the software of V1R3C10SPC110 from here.
and download the document.
Note:
If you want to upgrade to V1R3C10SPC230, the path is V1R2C30SPC200 -- V1R3C10SPC110 -- V1R3C10SPC230.