VOIP

Hello Friends

I have 2 Adsl lines are combined in RB450G
also I have RB1100 AHx2 for accounts distribution
I have VOIP phone … some times i cannot hear the voice … I doubt that this problem may be from lines combination so
I need to forward this VOIP phone connection to one of the lines it si workking on port 5060…
or if anybody help me on solving the voice problem


BR