Dcing Bad

That's not the problem with the internet.
Check your connectivity.

If there was something wrong with his connectivity, the game wouldn't even pop up and it would say that he isn't connected.

-Update your .Net Framework 4 if not done yet.

-Reinstall Combat Arms

Nope.
What does reinstalling Combat Arms do with the internet.
He said he uses wireless internet.
I play using wireless and I sent a ticket to Nexon last year and they said playing using wireless internet is not recommended.
And you stop spamming.

1. I'm not spamming.

2. I said there was nothing wrong with his internet, I just said try reinstalling.

3. Only reason Nexon says wireless internet is no recommended is because things get leaked through wireless.

Or in other words; Tap.