Questions tagged [netbios]

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157 views

How to force Windows to resolve LAN hostnames via DNS?

Forget everything you've read about Windows hostname resolution, because it's wrong when it comes to LAN (unqualified) hostnames. No matter what I try, Windows will not contact the configured DNS ...
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1answer
19 views

How and why a host can have multiple netbios names?

As per article https://en.wikipedia.org/wiki/NetBIOS, section 'NetBIOS name vs Internet host name' says When NetBIOS is run in conjunction with Internet protocols (e.g., NBT), each computer may have ...
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26 views

Which network discovery protocol creates more broadcast traffic: Netbios or Web Services Discovery

Web Services Discovery (WSD) protocol is an alternative to Netbios for discovering hosts on a LAN. It is meant to be more efficient and secure because it doesn't rely on SMBv1 protocol. I am going to ...
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88 views

Windows 10 19041 update. What is the cause of host name or IP address being undefined in NetBIOS after “net use * /d”?

I searched for this problem all over the internet but could not find anything even close to an explanation of this phenomena, so please don't tag it as duplicate. This question is not about how to ...
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0answers
182 views

smbclient stopped working, returns NT_STATUS_BAD_NETWORK_NAME

No config changes on the VM or host occurred; results from Google and SE didn't solve issue I have been using a script to backup some stuff from a Debian VM onto a Windows 7 host (the Debian VM sits ...
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0answers
30 views

Windows 10 - NETBIOS query response not added to cache

I am encountering an issue when attempting to use NETBIOS over an IPSec Site-to-Site VPN. NETBIOS Broadcast is enabled on both sides of the VPN in question - and using Wireshark, NBNS Queries and ...
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2answers
111 views

How does mapping via Netbios work when the remote host has multiple drives?

Say i want to map a folder on a remote host on my device, for example net use Y: \\Server001\Videos So far so good, not a problem. But what i dont understand is, what happens if the remote host ...
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34 views

Should I virtualize my PC or otherwise automate my PC install?

As I went through a new install/setup of my PC (typically Ubuntu), I wondered if there is an easier way. I should explain. First, at work, I work on what I think is a Citrix system. Not sure ...
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1answer
223 views

How to resolve Netbios hostname on Fedora

Tutorial: How to enable Linux machines to resolve Windows hostnames. On Fedora, installing samba-winbind-clients package is not sufficient. $ wbinfo -N windowsbox failed to call wbcResolveWinsByName:...
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0answers
48 views

WINS/NetBios on public network

Every time I visit a certain local coffee shop and connect to their wifi, my command prompt in Terminal changes to DavidsApleWatch:~ <my_username>$. Bluetooth is disabled and I've confirmed that ...
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7answers
14k views

How to change NetBIOS name on macOS Mojave?

I need to change the NetBIOS Name under "System Preferences" -> "Network" -> "Advanced..." -> "WINS"; but I can click Ok, Apply or whatever; the OS will completely ignore my entry and keep the ...
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1answer
3k views

“53 Network path was not found” when trying to access \\fqdn, but \\IP works fine

I want to access a windows PC's (192.168.44.1/24, WinXP, lets call it server ;-) ) file share from another PC (192.168.54.110/24, Win 10 Pro, lets call it client). There is also a MacBook next to the ...
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1answer
250 views

Not connecting to server due to DNS or Netbios issue? [closed]

Don't understand this COMP Tia Networking practice exam question: Joe, a system administrator, is troubleshootng an issue with remotely accessing a new server on the LAN. He is using an LMHOST file ...
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3answers
5k views

Windows 10 cannot connect to windows 7 computers

Newly installed (by full reset) Windows 10 Pro computer cannot connect to Windows 7 computers and Debian SMB servers on the network. It can see all computers and servers on the network (all computers ...
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0answers
250 views

Configure AD to resolve hostnames using DNS (DC) instead of NetBIOS?

I sometimes experience that my AD computers cannot access each other (e.g shares), using Windows Explorer, by hostname, but only by IP address. Restarting the target computer solves the problem. ...
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1answer
8k views

Win XP shares not accessible from one Win 10 PC

I have a LAN with a bunch of different devices, Windows XP, Windows 10 Home & Pro, Linux and NAS. All of these can access each other's shares, except for one: the laptop running Win 10 Home cannot ...
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1answer
1k views

Mounting cifs share in Ubuntu using NetBios name, not IP address

I've got a pair of Ubuntu machines and a Windows PC. If I create a share on the Windows PC, either Ubuntu computer can mount it using mount -t cifs -o username=me //computername/sharename /mnt/...
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0answers
4k views

Why would a Windows machine scan for port 137?

I have some honeypots scattered on an internal network and see, from time to time, random machines attemting to connect to port 137. This is a (legacy) Windows resolution solution. The machines which ...
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1answer
472 views

How can I found out other computers' NetBIOS name using Wireshark?

I filtered captured packets like nbns, but NBNS packet format is confusing me. Quoting Wireshark Wiki: NetBIOS Name Service Transaction ID: 0xe17b Flags: 0x0110 (Name query) 0... ......
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1answer
2k views

Why don't all computers show in Net View?

This is for a Windows environment. Either in a workgroup or domain environment, why don't all computers show up in Netview or Network (via Explorer)? Assuming all computers are online and pingable, ...
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0answers
47 views

Windows 7 network netbios

When I use the nbtstat -c command I see all the network devices except a local area connection that plugs in with a physical cable. I see all devices - WIFI / VMWARE except local area connection. What ...
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2answers
162 views

Is Linux safe from NetBIOS viruses

I don't understand anything about computer viruses, but I have a very simple question: If a virus targets NetBIOS, is a computer running Ubuntu safe?
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0answers
166 views

Surface Pro 4 loses NetBIOS resolution

In my home network are computers with a variety of OS generations, ranging from Windows XP (virtual), 7, 10. My latest computer, a Surface Pro 4 is typically able to access the virtual Windows XP ...
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1answer
278 views

What are the implications of blocking SMB traffic laterally between servers?

I want to only allow SMB and NBT traffic from servers in the data center to the Domain Controller. I would then like to block any other lateral SMB and NBT traffic. This is done for security reasons. ...
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0answers
566 views

Workstation Service Crashes After NetBIOS & DNS Name Change

I'm still not sure how this happened, but I have the following condition on an instance of Windows Server 2008 R2 running on HyperV: I can't login as any domain user on this server This is because ...
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1answer
358 views

In Explorer \\SUB2COMPUTER2 cannot access \\SUB1SERVER (0x80070035) even though can access \\SUB1COMPUTERi

In my company I have a main subnet, SUB1 (192.168.2.x/255.255.255.0), which includes \\SUB1SERVER, my domain controller (Windows Server 2003) and most computers (\\SUB1COMPUTERi). I also have a ...
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0answers
101 views

I cannot determine hostname of remote machine, but my local DHCP server can

I have 3 devices in my network - my PC and 2 self-made devices. My PC serves as DHCP server for devices. All this is connected via ethernet and switch. DHCP server shows valid hostnames of devices: ...
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0answers
53 views

Computer accessible via IP and shown in NET VIEW, doesn't automatically appear in Explorer

The LAN with the problem has about 5 Win 8.1 PCs and a unix file server. The file server also acts as browser master via samba. File sharing works fine, each machine can see the others - except one (...
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2answers
2k views

NetBIOS packet probing (port 137). Does it come from the router?

For quite a while my machine's firewall has been detecting strange packets, seemingly coming from my router. I cannot explain this behavior. I suspect that somehow an attacker from the outside is ...
0
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1answer
752 views

Windows 7 NETBIOS TImeout

I have a long distance WiFi point-to-point connection. It works well most of the time, but then occasionally acts up. When it does act up, I have problems connecting vie NetBIOS (Utilizing both ...
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1answer
108 views

How are host and services like file shares advertised on a local network?

For instance, when you look at "Network" in Windows, it's populated with hosts, printers, etc. Or when you map a network drive, shares and other resources just seem to "be there" even though you don't ...
12
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2answers
74k views

Find NetBIOS/WINS name of a IP

How can I find the NetBIOS/WINS name of a PC in my LAN In suma: I have the IP of a machine in my LAN I want to get the name of the machine (if it has one)
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0answers
179 views

How to send a netbios broadcast

I am testing some feature of a firewall and I want to send a netbios broadcast packet out. How do I this? I tried nbtstat -A "ip-addr" but this sends a unicast message not a broadcast.
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1answer
5k views

Ping / SSH computer via SMB name

At work, I can ping and SSH computers by either their IP or their SMB name. If I try that at home (no, I am not trying to access the office internal network from home), then ping / SSH by IP address ...
3
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1answer
2k views

Master browser msbrowse registration

On a SMB/CIFS network using NetBIOS over TCP, the group name \x01\x02__MSBROWSE__\x02\x01 is registered, which is the master browser for the subnet. If I have different domains/workgroups on my ...
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3answers
25k views

Cannot access Windows machines by Name over PPTP VPN but can access ip address

I have a PPTP VPN Incoming Network Connection setup on a windows 8.1 machine which is where I have all my computers setup on a local intranet (say machine X, Y and Z) I VPN into the Windows 8.1 ...
2
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3answers
1k views

net config server displays

The net config server command displays: server name \\DAN-LAPTOP Software version Windows 8.1 Server is active on NetbiosSmb <DAN-LAPTOP> Server hidden Yes Maximum Logged on Users: 20 ...
2
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1answer
977 views

Windows 8.1 laptop: How to assign to it 2 NETBIOS computer names?

As far as TCP/IP names are concerned, I can always assign more than one hostname to the same IP. It works great, if I use this trick at the client machine, i.e. not "the server with 2 hostnames". But ...
2
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1answer
1k views

NetBIOS Name resolution fails when behind another router

On "PC3", Windows name resolution fails like this. ping PC1 Ping request could not find host PC1. Please... ping 192.168.0.2 Reply from 192.168.0.2: bytes=32 time<1ms TTL=128 But if I ...
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0answers
2k views

Suspicious NetBios Name Service traffic

A friend of mine recently complained about the very bad performance of the Internet connection over her family's LAN. Apparently the Internet connection worked normal most of the time but certain ...
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1answer
5k views

Vigor router not passing netbios request

A client has decided to change ISP. The new provider has supplied a Vigor 2830 which I am failing to configure correctly to replace the existing router (Thomson 585). A Dell 2800 running Ubuntu 14 is ...
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1answer
959 views

Can not access computer on Windows network (0x80070035 The network path was not found)

Computer "A" and "B": Win 7 Ultimate x64, Kaspersky Internet Security 2015, Windows Firewall turned off, UAC turned off, users are Admins. Asus RT-N12D1 WiFi router: Firewall and DoS protection turned ...
1
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1answer
16k views

Multiple NetBIOS names for Windows 2012 R2

I have a shared folder named \\SHARE which is replicated in another server named \\REMOTE In case of disaster, just change IP address of SHARE in DNS and point it to REMOTE Server IP, so i can ...
1
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1answer
114 views

NetBIOS replying only to external requests

I have some IPs on the internal network I'm 100% sure have netbios enabled. (I say "internal network", but all the IP octets differ. It is just the same institution and geographical location). If I ...
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2answers
9k views

Windows 7 NetBIOS name resolution failure

I'm having issues resolving the NetBIOS name of a new FreeNAS server. I can ping and access CIFS shares by IP i.e. \\10.1.1.15 I cannot ping or access by the NetBIOS name FREENAS Running nbtstat on ...
27
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1answer
68k views

Difference between NetBIOS and SMB

I'm also trying to discover the relationship between netbios-ssn typically running on Port 139 and microsoft-ds running on Port 445. I understand that previously Port 139 was more popular with older ...
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1answer
1k views

Converting NETBIOS network into a FQDN network

What steps are required to convert from a WORKGROUP/NETBIOS network into a FQDN network. Do I need to assign ALL my systems to a local IP that links to a DNS server setup on Win2012? Then do I have ...
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0answers
344 views

Enable NetBIOS in Belkin Router

Is there any way I can enable NetBIOS in my Belkin router? My Router model Wireless 150N, hardware model F7D1301 v1
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0answers
175 views

NetBIOS master browser not available

I´m having some problems in my network. Some machines take too long to access network shares. I´m looking for problems in NetBIOS because we don´t have a domain. I just tried to execute the net view ...
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3answers
803 views

Debian winbind name resolution giving multiple addresses - how to select one?

I'm trying to get winbind set up on a Debian installation as a fallback for when our DNS server fails to work. I have to use winbind (instead of an alternatives like mDNS/Avahi) since I have to use a ...