You are expected to post responsibly when creating new threads. Duplicates of existing threads, authored by yourself or not, and gratuitous bumping is considered spam. Spam is subject to lock or deletion at our discretion.
You can find the above in our Black Ops 2 Community Etiquette & Guidelines.
We've had plenty of discussion about networking, lag and matchmaking on these boards. All of it can be searched. Do a search and find those existing discussions. Read what other people have posted and contribute your thoughts to those threads.
Also, You might also consider contacting Support directly - quick links are listed below.
When you contact them be sure to provide your Gamertag/SteamID and platform Type.
Contacting Customer Support
Claire JeepChick | Forum Moderator: Modern Warfare, Black Ops, Ghosts
Questions/Concerns/Quibbles/Comments? Send me a PM