message: Put back ping
diff: @@ -692,15 +692,15 @@ export default class JsonCentralSystemServer extends CentralSystemServer {
  }
  private checkAndCleanupAllWebSockets() {
  - // // eslint-disable-next-line @typescript-eslint/no-misused-promises
  - // setTimeout(async () => {
  - // // Check Json connections
  - // await this.checkAndCleanupWebSockets(this.jsonWSConnections, 'CS');
  - // // Check Rest connections
  - // await this.checkAndCleanupWebSockets(this.jsonRestWSConnections, 'REST');
  - // // Relaunch it
  - // this.checkAndCleanupAllWebSockets();
  - // }, Configuration.getChargingStationConfig().pingIntervalOCPPJSecs * 1000);
  + // eslint-disable-next-line @typescript-eslint/no-misused-promises
  + setTimeout(async () => {
  + // Check Json connections
  + await this.checkAndCleanupWebSockets(this.jsonWSConnections, 'CS');
  + // Check Rest connections
  + await this.checkAndCleanupWebSockets(this.jsonRestWSConnections, 'REST');
  + // Relaunch it
  + this.checkAndCleanupAllWebSockets();
  + }, Configuration.getChargingStationConfig().pingIntervalOCPPJSecs * 1000);
  }
  private async checkAndCleanupWebSockets(wsConnections: Map<string, WSConnection>, type: 'CS'|'REST') {
  