Connection l2tp/ipsec with ipad

I have setup an l2tp/ipsec configuration. From my android phone it works like a charm but i can’t get it working with my ipad. Are there any special things i need to think about ?

Hi. Look here
http://www.butchevans.com/pipermail/mikrotik/2012-August/006389.html

answering my own question for future searches.

creating a different peer with “hash algoritm” set to md5 seems to solve this.