Kamal Nayan Choubey, Addl. DG, BSF accompanied by Sh. Ram Avtar, IG, BSF Jammu Frontier, called on Governor N.N. Vohra at the Raj Bhavan here today.Sh. Choubey and Sh. Avtar briefed the Governor about the security management of the International Border in Jammu Region.Governor advised sustained vigil to ensure the failure of repeated attempts of infiltration from the Pakistan side.