What is a gsp file and how do I open a gsp file?
GSP is an error message file sent by IMail Server, an email server program used by smaller businesses. It contains an error message or flag indicating a problem with the email delivery, typically generated by the mail server postmaster. GSP files are given in response to the sender of an email when there is an error.
Relevant gsp file links:How to open gsp file on Youtube
How to open gsp file on Wikipedia
How to open gsp file on Microsoft.com