Hello Earwig,

Thank you for posting your concern over your friend disconnecting when entering an Assault mission. Though this would be more of a Technical Issue. So in order to get this issue resolved for you as quickly as possible we will go ahead and move this thread over to the Technical Support section of the forum. Also for the issue you may want to have your friend provide the following information so they can best resolve this for you and your friend.

Details:
Steps:
1.
2.
3.
<*Add more steps if necessary.>
Date & Time:
Frequency:
PC Manufacturer & Model Number:
OS:
Graphics Card:
ISP:
Type of Internet Connection:

Thanks again and take care.