I forgot my password on Cisco how do I change it on my iphone

[glmwhite]

MY service went down and went it came back up They are asking for my password and I cannot retmember it how do I retrieve this password or change to a new one.

 

[bignastyid]

http/www.tomsguide.com/forum/id-2317968/read-passwords-lock-codes-pin-numbers.html