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Non-ISSU software upgrade examples
Example of software upgrade through a reboot
Network requirements
Use the file startup-a2105.ipe to upgrade software images for the IRF fabric in Figure 38.
Figure 38 Network diagram
Configuration procedure
# Configure IP addresses and routes to make sure the device and the TFTP server can reach each other.
(Details not shown.)
# Complete TFTP settings on both the device and the TFTP server. (Details not shown.)
# Display information about the current software images.
<Sysname> display version
# Use TFTP to download the image file startup-a2105.ipe from the TFTP server to the root directory of the
flash on the master device.
<Sysname> tftp 2.2.2.2 get startup-a2105.ipe
# (Optional.) Back up the image file to startup-a2105-backup.ipe. Skip this step if the flash does not
have sufficient space.
<Sysname> copy startup-a2105.ipe startup-a2105_backup.ipe
# Specify startup-a2105.ipe as the main startup image file for all IRF member devices.
<Sysname> boot-loader file flash:/startup-a2105.ipe slot 1 main
<Sysname> boot-loader file flash:/startup-a2105.ipe slot 2 main
# Specify startup-a2105-backup.ipe as the backup startup image file for all IRF member devices.
<Sysname> boot-loader file flash:/startup-a2105-backup.ipe slot 1 backup
<Sysname> boot-loader file flash:/startup-a2105-backup.ipe slot 2 backup
# Verify the startup image settings.
<Sysname> display boot-loader
# Reboot the device to complete the upgrade.
<Sysname> reboot
# Verify that the device is running the correct software.
TFTP server
2.2.2.2/24
Internet
IRF
1.1.1.1/24
IRF link
Master
(Member ID = 1)
Subordinate
(Member ID = 2)
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