/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: MuammerMohammed https://cdn.slidesharecdn.com/profile-photo-MuammerMohammed-48x48.jpg?cb=1632923353 As Packet Switching Core Network and Data Communication Supervisor I am responsible for troubleshooting and managing the PS core systems that are related to 3G CDMA ,4G LTE and IP MPLS equipments in the department.