strange character vt300

echolist9 years ago

Hello, i have problem with vt300, i think the device connected with server, but the result of hex decode has invalid character, so it cannot be processed, how to solve it ?
server log

2015-08-24 06:03:13  INFO: Closing connection by exception
2015-08-24 06:03:13  INFO: Closing connection by disconnect
2015-08-24 06:03:13  WARN: For input string: "}E" f���U095307.000" - NumberFormatException (... < MeitrackFrameDecoder.java:40 < ... < TrackerEventHandler.java:84 < ... < ExtendedObjectDecoder.java:34 < ...)
2015-08-24 06:03:13  INFO: Closing connection by exception
2015-08-24 06:04:21 DEBUG: [15B9E57C: 5020 <- 114.124.26.179] - HEX: 2424007d45221720668fff99553039353330372e3030302c412c303635392e323633322c532c31313032342e393132342c452c302e30302c33362c3234303831352c2c2a32417c312e317c33347c323830307c303030442c303030417c303146453030304131324342413231347c31327c3035323039413536dba20d0a
2015-08-24 06:04:21  WARN: For input string: "}E" f���U095307.000" - NumberFormatException (... < MeitrackFrameDecoder.java:40 < ...)
2015-08-24 06:04:21  INFO: Closing connection by exception
2015-08-24 06:04:21  INFO: Closing connection by disconnect
2015-08-24 06:04:21  WARN: For input string: "}E" f���U095307.000" - NumberFormatException (... < MeitrackFrameDecoder.java:40 < ... < TrackerEventHandler.java:84 < ... < ExtendedObjectDecoder.java:34 < ...)
2015-08-24 06:04:21  INFO: Closing connection by exception

thank you so much mr Anton :D

Anton Tananaev9 years ago

That's because your device uses Meiligao protocol (port 5009), not Meitrack.