Downgrading the TPVM package from 20.1.1 to 18r.2.xx or 18r.1.xx_SLXR

Use the following procedure to downgrade the TPVM package from20.1.1 to 18r.2.xx or 18r.1.xx.

1. Uninstall the existing TPVM package.
   

   device# tpvm uninstall

2. Downgrade the device to the 18r.2.xx or 18r.1.xx release by using the firmware download command,with options as applicable.
3. Remove the existing TPVM package at the following path in the device's SLX-OS VM, at the Linux shell login prompt.
   

   [admUser@SLX]# rm -rf /tftpboot/SWBD2900/tpvm-*.deb

4. Using SCP or FTP, copy the following package from the release/build server (<SLX-OS release URL>slxos18r.1.xx>/SWBD2900/vm-swbd2900-1.0.0-1.amd64.deb or slxos18r.2.xx>/SWBD2900/vm-swbd2900-2.0.0-0.amd64.deb) to the following directory on the device: /tftpboot/SWBD2900/.
5. Install the new TPVM package.
   

   device# tpvm install

6. Confirm the installation status and start TPVM.
   

   device# show tpvm status
   device# tpvm start