SNAC(17,06)  CLI_AUTH_REQUEST 

This is the first snac in md5 crypted login sequence. Client use this snac to request login random key from server. It contain screenname and some unknown stuff. Server should reply with SNAC(17,07), containing auth key string.

 00 17   word   SNAC family
 00 06   word   SNAC subtype
 00 00   word   SNAC flags
 xx xx xx xx   dword   SNAC request-id
 00 01   word   TLV.Type(0x01) - screen name
 xx xx   word   TLV.Length
 xx ..   string   Screen name
 00 4B   word   TLV.Type(0x4B) - unknown (empty)
 00 00   word   TLV.Length
 00 5A   word   TLV.Type(0x5A) - unknown (empty)
 00 00   word   TLV.Length
 May contain other tlv from the following list

Example SNAC dump with flap header:

  2A 02 0A 46 00 1D 00 17  00 06 00 00 00 00 00 00 *..F............
  00 01 00 07 36 32 31 38  38 39 35 00 4B 00 00 00 ....6218895.K...
  5A 00 00                                         Z..


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