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Upgrading IOS from 8.2 to 8.4 on ASA 5520 model

Samir Aliyev
Level 1
Level 1

SALAM ALEYKUM.

Please, can you give me  step-by-step  official or unofficial  (official more preferable)  guide   about upgrading IOS  from 8.2  to 8.4  on  ASA 5520 model?

1 Reply 1

Eddy Duran
Level 1
Level 1

Hello Samir,

Take a look at the following links, the guides apply to any version later than 8.3:

https://supportforums.cisco.com/docs/DOC-12690

http://www.cisco.com/en/US/docs/security/asa/asa83/upgrading/migrating.html

Let me know if you have any doubt or question.

Please rate the answer if you find it useful.

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