title: How many urlRequests are handled by nsurlconnection
body: <p>I have to call 20 urlReqests at a time after going through many websites i have found that 4 urlRequsts are handled after that next undergoing requests will encounter error that is timeout error.when i call 5 webservices in a loop first 4 webservices are executing and 5th gets timeout error.How to handle this situation
  Any help would be appreciated</p>