CIMD
Computer Interface to Message Distribution (CIMD) is a proprietary short message service centre protocol developed by Nokia for their SMSC (now: Nokia Networks). == Syntax == An example CIMD exchange looks like the following: <STX>03:007<TAB>021:12345678<TAB>033:hello<TAB><ETX> <STX>53:007<TAB>021:12345678<TAB>060:971107131212<TAB><ETX> Each packet starts with STX (hex 02) and ends with ETX (hex 03).