Here is my code and the output, it shows the right file to execute but it is not processing the file.

/* global mobicontrol */
var ip = null;
mobicontrol.network.activeNetwork.ipAddresses.forEach(ipInner => {
    if (!ipInner.isLoopback && !ipInner.isLinkLocalAddress) {
        var currentIp = ipInner.hostAddress;
        const re = /^\d+\.\d+\.\d+.\d+$/;
        var isIp4 = re.test(currentIp);
        if (isIp4) {
            ip = currentIp;
            return;
        }
    }
});
var filename;
if (ip !== null) {
    var split_it = ip.split(".");
    var octet2 = ip[1];
    var serverNumber = parseInt(octet2, 10);
    switch (serverNumber) {
        // each needs to represent the service center number and associated timezone
        case 65: //ABI
        case 64: //AMA
        case 55: //AUS
        case 26: //BHM
        case 87: //BLG
        case 47: //BTR
        case 60: //CRP
        case 41: //DFW
        case 31: //DOT
        case 69: //FTS
        case 80: //FTW
        case 90: //GAR
        case 42: //HOU
        case 28: //HSV
        case 35: //JAC
        case 79: //JBO
        case 56: //JCK
        case 78: //LAF
        case 61: //LRD
        case 70: //LRK
        case 88: //LUB
        case 59: //MCA
        case 29: //MGM
            filename = '/sdcard/TimeZones/Central_TimeZone.xml';
        case 63: //ELP
            filename = '/sdcard/TimeZones/Mountain_TimeZone.xml';
        case 49: //RCO
            filename = '/sdcard/TimeZones/Atlantic_TimeZone.xml';
            
        default:
            filename = '/sdcard/TimeZones/Eastern_TimeZone.xml';
    }
} else {
    mobicontrol.log.error("Could not find the machine's IP Address defaulting to Eastern.");
    filename = '/sdcard/TimeZones/Eastern_TimeZone.xml';
}
mobicontrol.log.info('Found ' + filename + ' to sync.');
// Map the timezone to some configuration file to be downloaded.
//The time zone files will be synced prior to implementing this via soti file sync rule