Does this help? (I do have a TV card)
Port 4322 returned nothing but port 54385 did...
[2015-11-14 08:41:20,489] [3061356] [80 ] [INFO ] - MainRequestHandler: Received request http://192.168.1.250:54385/MPExtended/TVAccessService/json/GetLocalDiskInformation
[2015-11-14 08:41:20,491] [3061358] [80 ] [INFO ] - MainRequestHandler: AbsolutePath: /MPExtended/TVAccessService/json/GetLocalDiskInformation, uriParts.Length: 5
[2015-11-14 08:41:20,587] [3061453] [80 ] [INFO ] - TAS: AbsolutePath: /MPExtended/TVAccessService/json/GetLocalDiskInformation, uriParts.Length: 5, Lastpart: GetLocalDiskInformation
[2015-11-14 08:41:20,596] [3061462] [80 ] [WARN ] - GetDiskFreeSpaceEx failed (0x00000015)
[2015-11-14 08:41:20,597] [3061463] [80 ] [WARN ] - GetDiskFreeSpaceEx failed (0x00000015)
Port 4322 returned nothing but port 54385 did...
[2015-11-14 08:41:20,489] [3061356] [80 ] [INFO ] - MainRequestHandler: Received request http://192.168.1.250:54385/MPExtended/TVAccessService/json/GetLocalDiskInformation
[2015-11-14 08:41:20,491] [3061358] [80 ] [INFO ] - MainRequestHandler: AbsolutePath: /MPExtended/TVAccessService/json/GetLocalDiskInformation, uriParts.Length: 5
[2015-11-14 08:41:20,587] [3061453] [80 ] [INFO ] - TAS: AbsolutePath: /MPExtended/TVAccessService/json/GetLocalDiskInformation, uriParts.Length: 5, Lastpart: GetLocalDiskInformation
[2015-11-14 08:41:20,596] [3061462] [80 ] [WARN ] - GetDiskFreeSpaceEx failed (0x00000015)
[2015-11-14 08:41:20,597] [3061463] [80 ] [WARN ] - GetDiskFreeSpaceEx failed (0x00000015)