how to block smb connection within LAN? Home Page › Forums › Network Management › Networking › how to block smb connection within LAN? This topic contains 0 replies, has 0 voices, and was last updated by kai 9 years, 6 months ago. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts July 30, 2009 at 5:20 am #41827 kaiMember how to block the smb connection (port 135,139,145) between LAN PC using zeroshell? July 30, 2009 at 7:56 am #48548 ppaliasMember If the LAN PCs are connected through a switch you cannot block them. If data passes through ZS interfaces you can block them at the forwarding queue of the firewall. Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic.