# Create and configure an S2 Gateway

Go to Admin -> Infrastructure -> Gateways:

![](https://484688698-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FiNiSniGUwm4ZWDRNq1vl%2Fuploads%2Fgit-blob-02d4256c4f953b5596684f38f6e8a257def8d88c%2Fimage11.png?alt=media)

To create a new gateway, click “Create Gateway” icon:

![](https://484688698-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FiNiSniGUwm4ZWDRNq1vl%2Fuploads%2Fgit-blob-edaa1a914fac25bca80d8f3e287c20575fcb6c1d%2Fimage12.png?alt=media)

In case of B2 – B3 migration the gateways will be already defined and only their parameters change will be needed.

![](https://484688698-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FiNiSniGUwm4ZWDRNq1vl%2Fuploads%2Fgit-blob-700a921da6adea83939dba750416c795be833466%2Fimage13.png?alt=media)

To modify the parameters of an already existing gateway, click the edit ![](https://484688698-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FiNiSniGUwm4ZWDRNq1vl%2Fuploads%2Fgit-blob-1095f9361cb6c924c658ca87cc4ee4e8e969b950%2Fimage14.png?alt=media) icon on the right-hand side of its row.

Enter the settings:

![](https://484688698-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FiNiSniGUwm4ZWDRNq1vl%2Fuploads%2Fgit-blob-06949bccf860fc750f13f92db1315a56aec75423%2Fimage15.png?alt=media)

| **Form item** | **Contents / function**                                                                                    |
| ------------- | ---------------------------------------------------------------------------------------------------------- |
| System group  | Select the system group for the S2 Gateway.                                                                |
| Device name   | Enter unique device name.                                                                                  |
| MAC address   | It is a unique S2 Gateway identifier, the same as defined in S2 Node Server service settings in point 3.2. |
| Radio Group   | S2 Radio Group that is used by the PC node connected to this gateway and all its measuring nodes.          |
| Gateway Type  | Type of B3 gateway. Select S2.                                                                             |

Click “Create” button to save changes or “Back” button to cancel.