> For the complete documentation index, see [llms.txt](https://docs.greytrix.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.greytrix.com/gumu-sage-crm-integration/sage-100/installation-guide/odbc-settings-for-performance-issue/changes-in-gumumas90-dsn.md).

# Changes in GUMUMAS90 DSN

1. Navigate to **GUMUMAS90** DSN and click on configure button.
2. In the server tab, fill in the IP address of the server where the Sage 100 application is installed in server name or IP field.
3. Enter the **20222** port number in the TCP\IP port field and click on apply button.
4. Refer below image for understanding.

<figure><img src="https://794987320-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MCRVg-TYx3gVa2Tqtf_%2Fuploads%2FERZUnG1qE3gx0rc96e7x%2Fimage.png?alt=media&amp;token=6984be2f-153d-42ff-a059-dc94fea5955e" alt=""><figcaption></figcaption></figure>