Admin
Get all retry statistics
**Send this request:** open the Swagger UI of your region, [Europe (EU)](https://lorawan-ns-eu.tektelic.com/swagger-ui.html) or [North America (NA)](https://lorawan-ns-na.tektelic.com/swagger-ui.html), then **admin-controller** > `GET /api/admin/retry-statistics`.
Save admin settings
**Send this request:** open the Swagger UI of your region, [Europe (EU)](https://lorawan-ns-eu.tektelic.com/swagger-ui.html) or [North America (NA)](https://lorawan-ns-na.tektelic.com/swagger-ui.html), then **admin-controller** > `POST /api/admin/settings`.
Send test mail
**Send this request:** open the Swagger UI of your region, [Europe (EU)](https://lorawan-ns-eu.tektelic.com/swagger-ui.html) or [North America (NA)](https://lorawan-ns-na.tektelic.com/swagger-ui.html), then **admin-controller** > `POST /api/admin/settings/testMail/{mailTo}`.
Send test sms
**Send this request:** open the Swagger UI of your region, [Europe (EU)](https://lorawan-ns-eu.tektelic.com/swagger-ui.html) or [North America (NA)](https://lorawan-ns-na.tektelic.com/swagger-ui.html), then **admin-controller** > `POST /api/admin/settings/testSms/{smsTo}/{smsBody}`.
Get admin settings
**Send this request:** open the Swagger UI of your region, [Europe (EU)](https://lorawan-ns-eu.tektelic.com/swagger-ui.html) or [North America (NA)](https://lorawan-ns-na.tektelic.com/swagger-ui.html), then **admin-controller** > `GET /api/admin/settings/{key}`.