Zscaler SDK for Mobile Apps
App Connector Deployment Checklist
The App Connector Deployment Checklist helps you understand what actions are mandatory and what Zscaler recommends.
| Action | Notes | Priority |
| Verify that all App Connectors meet the minimum CPU, memory, and disk-sizing requirements. | To learn more, see App Connector Deployment Prerequisites. | Mandatory |
| Change the App Connector password; do not leave the default password. | Use the command $ passwd. | Highly Recommended |
| Create a minimum of 2 App Connectors. Use the N+1 rule for redundancy. | For example, if you have:
Then using the N+1 rule indicates that you need a minimum of 4 App Connectors. | Highly Recommended |
| Deploy the App Connectors on an internal network segment: one App Connector without a public IP address and one with a default route to the internet. | Highly Recommended | |
| Place the App Connectors as close as possible to the API gateway or servers that host your mobile application. | Recommended | |
| App Connectors must have unrestricted access to the application, with no protocol or port limitations or restrictions, to include ICMP access. | Recommended |