Mar 31, 2020
The TCP ports 139 and the new port 445 used by Windows 2000, and the Samba 3.0 alpha code in particular, should never be exposed to untrusted networks, the group said. Solved: samba behind firewall: which ports open? - Hewlett Open port 137 , 138 , 139 both udp and tcp. Open tcp port 42. Open udp port 53. Use only the latest version of samba . Read this news about samba before proceeding. "Digital Defense, Inc. has alerted the Samba Team to a serious vulnerability in all stable versions of Samba currently shipping. How To Guide: Set Up & Configure OpenVPN client/server VPN HOW TO Introduction. OpenVPN is a full-featured SSL VPN which implements OSI layer 2 or 3 secure network extension using the industry standard SSL/TLS protocol, supports flexible client authentication methods based on certificates, smart cards, and/or username/password credentials, and allows user or group-specific access control policies using firewall rules applied to the VPN virtual interface. Set Up Samba Server on CentOS 8/RHEL 8 for File Sharing
How-To Guide – Internal Port Forwarding on Linux using the
So port 445 is sufficient if you can work with IP addresses only. .168.1.1 -p udp --dport 138 -j REJECT -A INPUT -s 192.168.1.1 -p tcp --dport 139 -j REJECT -A INPUT -s 192.168.1.1 -p tcp --dport 445 -j REJECT # Actual Samba ports -A INPUT -s 192.168.1.0/24 -m state --state NEW -p udp --dport 137 -j ACCEPT -A INPUT -s 192.168.1.0/24 -m What is SMB Port and Port Number? Which Protocol Uses Port TCP port 139 is SMB over NETBIOS. NETBIOS is a transport layer protocol designed to use in Windows operating systems over the network. TCP 445 is SMB over IP. This is a newer version where SMB can be consumed normally over the IP networks. Check If Port 137,138,139 and 445 Is Open
Jan 07, 2018
About TCP/UDP Ports. Port 0 to 1023: These TCP/UDP port numbers are known well-known ports. These ports are assigned to specific server sevice by the Internet Assigned Numbers Authority (IANA). For example, port 80 is used by web servers.