SMB - File and printer sharing ports should be open
2023年3月21日 · Learn how to keep file and printer sharing ports open for Server Message Block (SMB)-based network services and resolve the Best Practices Analyzer scan issue.
Windows File Sharing with SMB: Port 445, 139, 138, and 137
2023年2月20日 · How to enable and disable SMB ports on Windows. With the Graphical User Interface; With PowerShell; How to check the status of SMB ports on your PC; How to keep SMB ports secure;...
SMB port number: Ports 445, 139, 138, and 137 explained
2022年4月20日 · The SMB port number is TCP 445. If you've heard people saying the port number is 139, they could be partially correct. Let’s understand the SMB ports 445, 139, 138, and 137 in detail.
什么是SMB端口和端口号？ 哪个协议使用端口445和端口139？ …
2020年10月7日 · 通常情况下,对于通过TCP/IP直接托管的SMB,端口号为TCP/445;中间人攻击(MITM,man in the middle) 和 NetBIOS 名称服务(NBNS) 欺骗攻击在启用NTB的网络中很常见,特别是在相关端口没有得到适当保护的情况下。另一方面,SMB协议反而可能依赖NetBIOS与不支持TCP/IP直接托管的SMB的旧 ...
What port or ports are used for File sharing in windows?
2022年12月10日 · If the server has NBT enabled, it listens on UDP ports 137, 138, and on TCP ports 139, 445. If it has NBT disabled, it listens on TCP port 445 only. And this site (archived) mentions: "In Windows 2000/XP/2003, Microsoft added the possibility to run SMB directly over TCP/IP, without the extra layer of NetBT. For this they use TCP port 445.
What ports do I have to open for SMB sharing? - Super User
2015年9月18日 · SMB cannot be effectively opened to the outside world (the clients wouldn't work, its not a port-based networking issue, but the way the protocol functions). The ports are UDP\137-138 and TCP\137,139,445 .
What are SMB Ports, Port 139 and Port 445? - blog.netwrix.com
2024年9月27日 · The SMB (Server Message Block) port is a network port primarily utilized for file and resource sharing across a computer network. SMB operates over TCP port 445 and enables shared access to files, printers, and serial ports among devices on a network.
What Ports Need To Be Open For Samba To Communicate With ... - nixCraft
2017年3月31日 · For your ease of use here are ports you need to open for two-way samba communication with Windows and Linux desktop systems. netbios-ns – 137/tcp # NETBIOS Name Service netbios-dgm – 138/tcp # NETBIOS Datagram Service
What is an SMB Port? A Detailed Description of Ports 445 + 139
2025年1月2日 · SMB ports are generally port numbers 139 and 445. Port 139 is used by SMB dialects that communicate over NetBIOS. It operates as an application layer network protocol for device communication in Windows operating systems over a network.
在Windows上使用其他端口连接SMB服务 | heStudio
2025年1月22日 · connectport=<服务器端口> 表示远程 SMB 服务器的端口号。 在文件资源管理器的地址栏中输入 \\127.0.0.1，然后按回车。 此时，Windows 将通过本地环回地址连接到远程 SMB 服务器，绕过默认的 445 端口限制。 确保远程 SMB 服务器的端口已正确配置并允许访问。 如果需要恢复本机的 SMB 服务，可以重新启用 Server 服务并删除端口转发规则。 通过以上步骤，您可以成功在 Windows 上连接非标准端口的 SMB 服务，实现设备备份和数据共享。 在部署 …
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