AR1688 Software 0.53 Test Build     Software download (zipped files): Please email us if you can not find what you need here. Aug 15, 2011 GP1266 IP phone 0.53.019 SIP Chinese July 28, 2011 AR168MK VoIP module 0.53.014 Program Flash File English (How to use) API 0.53.014(0.54 Release Candidate 1) updated on July 28, 2011. API 0.53.006 updated on May 9, 2011.     0.53 changes 1. Removed duplicated "Via" head check in SIP protocol, because the new ET China system will send duplicated "Via" head. 2. Rollback RTL8019AS over-optimization for better hardware compatibility. 3. Added "volatile USHORT Sys_sMinuteDebug" debug var and report non zero value in whole minute timer UI_MinuteTimer(). 4. Added hardware type AR168MK for VoIP module with KSZ8842. 5. Removed "content-length" check in SIP protocol for an unknown system.     Known problem: French version display error, other language except English and Chinese might have errors too.