SELECT * FROM `voice_compaign_summary` WHERE status='V' AND alloted_apis='' AND occupied=0  AND compaign_id='37'  	LIMIT 1 

 user dedicated gateway 

<pre/>Array
(
)
 user gatway is empty 

isReserved : 1 

<br>SELECT id FROM `voice_gateways` WHERE voice_plan_id='1' AND isDedicated=0  AND isReserve=1  AND status=1  AND isReserve=1  AND isDeleted=0   AND api_owner_id='admin'   ORDER BY todays_credits/channels
<br/>There is no gateway found for this compaign
<br/>