Emulator

READ THIS: https://forums.dolphin-emu.org/showthread.php?pid=276132 <<<
Your answers are there!

Game Name?
Call of Duty World at War/Call of Duty Modern Warfare/Call of Duty Black Ops/Call of Duty MW3

Game ID?
RVYE52 RJAE52 SC7E52 SM8E52

What went wrong?
Dolphin will hang upon trying to connect to Wi-Fi on all of these games.

What did you expect to happen instead?
No hanging

What steps will reproduce the problem?
[Don't assume we have played the game and know its level names. Be as
detailed as possible.]

1. Load games Multiplayer option from the menu, and after loading it should freeze
   2.
   3.

Dolphin 3.5 and Dolphin 3.5-367 are old versions of Dolphin that have
known issues and bugs. Have you tested with the latest version from
http://dolphin-emu.org/download ?
Yes.

Which versions of Dolphin did you test on?
4.0

Which version of Dolphin used to work?

What are your PC specifications (example: Operating System, CPU and GPU)?
Windows 7, AMD A8 and AMD Radeon 6620

64 or 32 bit Operating System?
64 bit

64 or 32 bit Dolphin?
64 bit

Any other relevant information (e.g. logs, screenshots, configuration
files)
[Upload big files to a hosting service and post links here!]
For Black Ops, and MW3 a NAND dump is required to actually connect as a patch needs to be downloaded. If you already have it it shouldn't be needed to use the Shop. This shouldn't matter though as the freeze occurs before it can check.

Do not attach files to this issue. Upload them to another site and
link here. Use imgur.com for images and pastie.org for logs.