Regression

SGSN_Tests.TC_attach_pdp_act_gmm_detach (from Titan)

Failing for the past 1 build (Since #2319 )

"VTY Timeout for prompt: enable"
      SGSN_Tests.ttcn:3783 SGSN_Tests control part
      SGSN_Tests.ttcn:3209 TC_attach_pdp_act_gmm_detach testcase