Haziqk, Mumble is kinda like teamspeak. It's a VoIP (Voice over IP) program. It enables u to chat with tons of ppl at a time like skype. We use this rather than Battlelog cause Battlelog has some problems with voice chat.

Hi Neo, Here is the list include those I am not sure confirm or not:

BF3 LYN Battle Group List (Pending Name)     
No. BF3 IGN              Position            Current Level    Class    Squad Group  Expert Map Layout    Special Assignment
1 Defallen        (Pending - Commander?)     
2 gbwment              Commander   
3 Kazaff     
4 w00tw11t     
5 RealLifeReality      Senior Commander?     
6 RavenKean     
7 sai8612122     
8 Ponggoh     
9 LoneSpecious     
10 Darkz01     
11 IRsux     
12 Eugene91     
13 haziqk10    
14 Jester7878     
15 e1kan     
16 s1lentShooter     
17 JameaPlaysAgain     
18 lonesync     
19 Qavs     
20 haziqk10    
21 adiru00     
22 uplandz     
23 eikan     
24 soundsyst64     
25 1tonhamburger     
26 Altecpaine     
27 PenzoilGuy     
28 plox or Irsux     
29 unknownkomando     
30 OnlyUseKniveS     
31 Munkyx     
32 excr1pt     
33 XxK_SxX     
34 Jimsee84     
35 MysteriousPyro     
36 CivilMajor     
37 Paskalion     
38 BronzePig     
39 o0turks0o     
40 Electroclashed     
41 1tonhamburger     

Anyway that's all  I can do for now.