When configuring a mail handler to create issues from email, it is often useful to know the IDs of issue types.
Here is how you can find the ID of an issue type:
In JIRA, click Administration > Issues > Issue Types
- On the 'Global Issue Types' sub-tab, hover your mouse cursor over the Edit operation link of an issue type and JIRA will display the issue type's id appended to the URL shown in the browser's status bar. For example, the "id" in this link represents the id of the issue type: