ESN checksum calculate - GSM-Forum

badillo · 01-21-2008, 07:16

hi all

i made a little doggy program for MEID to pESN translate

http://forum.gsmhosting.com/vbb/showthread.php?t=492647

i want to add on it a esn checksum calculator but iam searching and cant found what kind of algorithm is used for esn checksum calculation (tried Checksum,crc,md4&5 and nothing)

Does anybody knows what algorithm should i use

thanks

Al · 01-21-2008, 09:44

The checksum calculation for MEID is the same as for IMEI. In ESN there is no checksum at all.

01-21-2008, 07:16	#1 (permalink)
badillo No Life Poster Join Date: Mar 2004 Location: Mexico Age: 41 Posts: 1,100 Member: 57203 Status: Offline Thanks Meter: 227	ESN checksum calculate hi all i made a little doggy program for MEID to pESN translate http://forum.gsmhosting.com/vbb/showthread.php?t=492647 i want to add on it a esn checksum calculator but iam searching and cant found what kind of algorithm is used for esn checksum calculation (tried Checksum,crc,md4&5 and nothing) Does anybody knows what algorithm should i use thanks

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01-21-2008, 09:44	#2 (permalink)
Al Freak Poster Join Date: Nov 2002 Location: Russia Age: 43 Posts: 278 Member: 18270 Status: Offline Sonork: 100.109968 Thanks Meter: 106	The checksum calculation for MEID is the same as for IMEI. In ESN there is no checksum at all.