RelatedBug:#1383147,
Problem is, because of frequent ajax calls in the network monitoring summary page grid is rendering more number of times which blocking the page scroll
Fix is increased the pagination count to 50 so that ajax calls will get reduced and number of times the rendering grid also will reduce

Change-Id: I8297cf0ab9b135782ed9395cf865c10774982960
Merge "RelatedBug:#1383147, Problem is, because of frequent ajax calls in the network monitoring summary page grid is rendering more number of times which blocking the page scroll Fix is increased the pagination count to 50 so that ajax calls will get reduced and number of times the rendering grid also will reduce"