This thread on IL2 forums. Page 1 has a couple missions, page 2 tips for adding tanks into missions. The server is a great one to join for some action(or grab the mission to use with Dogz icons). Capture the next flag along a line and your spawn points move up all the while fending off waves of enemy tanks while an air battle rages (sometimes being bombed by them).
https://forum.il2sturmovik.com/topic/63972-new-combined-arms-pvp-gamemode-advance-and-secure/