Windows 10 New 11 May 2017 #1. Posts : 4.

Microsoft uses port 445 (SMB over TCPIP) as a more secure alternative to NetBios over TCPIP 135-139.

If you disable NetBIOs over TCPIP on the server, then the only option is 445.

Official 3050: Yes: Yes: gds-db (Interbase/Firebird databases) Official 3052: Yes: Yes: APC PowerChute Network: Official 3074: Yes: Yes: Xbox LIVE and Games for Windows – Live: Official 3101 : Yes: BlackBerry Enterprise Server communication protocol: Unofficial 3128: Yes? The client will attempt to connect on 445 first. If I input \\LAPTOP from other pc, i'll do process waiting … Name: microsoft-ds: Purpose: Microsoft Directory Services: Description: This port replaces the notorious Windows NetBIOS trio (ports 137-139), for all versions of Windows after NT, as the preferred port for carrying Windows file sharing and numerous other services. Now suddenly, all other pcs can't do smb connect to this laptop.

Blocking ports in Windows. The Server Message Block (SMB) Protocol is a network file sharing protocol running on port 445. See also port 445 for Server Message Block (SMB), a dialect of CIFS. Port 445 still open but i cannot connect (Use shared drive) Hello I'm having a weird problem.

If NetBIOS over TCPIP is enabled, the server system would be listening on all those ports. Hi, Thank you for your post here. I have a windows server 2008 fileserver, its firewall has been closed.

This check list that i passed it but still not solved … You may also block ports if you have access to the admin interface of a router or modem, as many come with options to do that as well.

Windows 10 Laptop won't listen on Port 445 no matter what solutions I've tried Hi, I have a Windows 10 laptop and I shared several folders from this laptop. If its unable, then it will try 135-139. Port 445 still open but i cannot connect (Use shared drive) ... Do I have to setup a vpn on windows 2012 server and connect to it from my laptop?

1. Port 445 still open but i cannot connect (Use shared drive) netusernoname.

But some users succeed to use smb function are connecting server's port 139, others fail are trying to connect port 445. It is implemented in Microsoft Windows Server as the Microsoft SMB service.

When I login to the server and check if its port 445 is listening by netstat, and it is listening. You can allow the port 445 traffic in the router between the … SMBv2 protocol was introduced in Windows Vista and Windows Server 2008, however SMBv1 still exists on operating systems with SMBv2.

Microsoft SMB Protocol is installed by default in Microsoft Windows Server. Windows 10 New 11 May 2017 #1. Port Authority Database Port 445.

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Once you have made the decision to block a port on a Windows machine, you need to find a way to do so. This is my system environment to test this problem.

SMBv3 protocol …

Port 445 still open but i cannot connect (Use shared drive) netusernoname.

Most personal firewalls, including Windows Firewall, support the blocking of ports. I need to collect baseline performance data on a SQL Server running on Windows Server 2008 R2. When I open perfmon on my computer running Windows 7 and try to add counters from the remote server, I . Squid caching web proxy: Unofficial 3225: Yes: Yes: … Posts : 4. Two day ago my customer inform me that cannot use shared drive at their office.

Related Ports: 137, 138, 139: Background and Additional Information: While ports 137-139 were known … A couple weeks ago, the folder sharing works fine and all other pc & laptops could do smb connection to this laptop just fine.