17/782
Connect All Ethernet Cables Back on Device 1 ............................. 732
Firmware Downgrade on Device 2 ................................................... 732
Enable Device HA Pro on Device 2 .................................................. 733
Test the Result ....................................................................................... 733
Appendix. Edit the Configuration File ......................................................... 734
How to replace one defect device of HA Pro ....................................... 736
Scenario and Topology ...................................................................... 736
Before redeploy the HA-Pro environment ........................................ 737
After received the New device (Device 3) ..................................... 738
Configuration on Device 1 ................................................................. 739
Configuration on Device 3 ................................................................. 739
Verification ........................................................................................... 741
How to reboot the Active device to the standby partition when two
partitions has different firmware version ................................................ 743
Change Partition Flow ........................................................................ 744
Check Firmware Version on Active and Passive devices .............. 744
Reboot passive device(Device 1) by standby partition ................ 745
Reboot active device(Device 1) by standby partition .................. 745
Make sure passive device(Device 1) sync process successfully ... 746
Configuration changed scenario ..................................................... 746
How to restore configuration file in Device HA mode? ........................ 748
Configuration file restore flow ............................................................ 749
Unplug all active device network link (Device 1), let network service
runs on passive device. ...................................................................... 749
Upload configuration file to active device (Device 1). ................. 749
Apply configuration file on active device (Device 1) .................... 750
Connect all network cables on Device 1. ....................................... 751
Reset passive device to system default. .......................................... 751
Deploy Device HA .............................................................................. 751
Make sure that passive device (Device 2) sync process successfully
............................................................................................................... 752
How to Check HA Pro Synchronization Status ......................................... 753
Check the sync status on web GUI ................................................... 753
Check the sync status on console .................................................... 754
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