Regression

EPDG_Tests.TC_concurrent_ues100 (from Titan)

Failing for the past 1 build (Since #244 )

"EPDG_Tests.ttcn:102 : Tguard timeout"
      EPDG_Tests.ttcn:1344 EPDG_Tests control part
      EPDG_Tests.ttcn:1292 TC_concurrent_ues100 testcase