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Cisco Bug: CSCvv03800 - ASR1002X lost all configuration after upgrade from 16.12 to 17.3

Last Modified

Oct 16, 2020

Products (1)

  • Cisco 2600 Series Multiservice Platforms

Known Affected Releases

17.3 17.3.1a 17.4.1

Description (partial)

In a specific case, configuration on ASR1002X will get lost when upgrade from 16.12 to 17.3.

1. ASR1002X is running non 16.12 release
2. Install/activate 16.12 and set default version to 16.12
3. Do "req pl sof sdwan sof reset"
4. Device comes up with 16.12 clean and all other version are removed 
5. Re-install certificate and do basic config , registered ASR1002X to vManage which is running 20.3
6. upgrade along with activate ASR1002X from vManage to 17.3
7. Router installs 17.3 then boot up without any config, all basic config were lost
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