Performing a SIPStation password reset is easily accomplished by logging on to your SIPStation account at https://www.sipstation.com
Before performing the SIPStation password reset, make sure that you have access to your PBX and have disabled your SIPStation trunks.
once logged on click on My Account
this opens a page called my services , click on Account Configuration
finally from the account configuration tab select Reset SIP Password
Once the above steps have been taken copy the new FreePBX Module Keycode and proceed to your PBX
From your PBX navigate to the Sipstation module
one in the sipstation module select remove key
once the existing key has been removed add the new key generated , click "Add Key" and finally apply config ...
After the apply config has completed both trunks will show successfully registered with the updated SIP password