Accreditations

I guess you are looking for this:

https://f5.com/education/certification/f5-certification-policies-and-program-details

"Exam retake policy

If you fail an exam, you will not be allowed to sit for your retake exam for 15 days.

If you fail a second time, you will not be allowed to sit for your retake exam for 30 days.

If you fail a third time, you will not be allowed to sit for your retake exam for 45 days.

If you fail your exam a fourth time, you will not be allowed to sit for your retake exam for one year."

Hi

I believe is Unlimited. You can always retry if you fail it. Until you pass before you can get a Certificate.

HTH

eben.