SNAC(04,0C) server type-2 message ack

SNAC(04,0C)

SRV_MSGxT2_ACK

This is the server ack for client type-2 message sent via SNAC(04,06). Server send it only if client requested it via empty TLV(3) in message snac. This ack mean that server accepted message for delivery.

00 04	word	SNAC family
00 0C	word	SNAC subtype
00 00	word	SNAC flags
xx xx xx xx	dword	SNAC request-id

xx xx xx xx xx xx xx xx	msgid	client message id cookie (8 bytes)
00 02	word	Acked message type
xx	char	sender uin string len
xx ..	string	sender uin string

Example SNAC dump with flap header:


  2A 02 39 37 00 1D 00 04  00 0C 00 00 00 0C 00 06 *.97............
  AB A5 F5 29 29 1D 00 00  00 02 08 35 32 39 34 33 ...))......52943
  31 32 37                                         127