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6
votes
1answer
61 views

Error adding child Active Directory domain to existing forest

I'm building a test environment containing multiple Active Directory domains in the same forest, but I'm having strange issues while trying to add a child domain to the forest root domain. All ...
0
votes
0answers
39 views

Can't ping hostname, but 'ping -a' resolves

I'm trying to ping a Windows PC through VPN by hostname. WINS is set up on all devices. I only get a reply from some PCs. On devices that can't be ping'd, I can do ping -a to resolve the hostname. For ...
0
votes
0answers
48 views

netbios traffic after adding host to snmp allowed hosts

I noticed in my firewall that there was a ton of traffic for net-bios traffic (udp 137) after adding some hosts to the snmp allowed packets list in windows server 2008. I could not find any ...
0
votes
1answer
78 views

Show NetBIOS name before Username on Windows 7 Logon

I am setting up a new DC using Windows Server 2008 R2, and my FQDN is MFC.com. When I logon to a client computer (E5530.MFC.com) using that domain, instead of showing "MFC\user.name", it shows ...
0
votes
0answers
135 views

NetBIOS ping issues

I am having an issue with NetBIOS Pinging. When I ping a PC/Server on the network with its NetBIOS Name I am finding that the PC/Server is getting associated with an IP address outside my network (IP ...
0
votes
1answer
137 views

Windows 7 Spamming Domain Controllers on ports 445 and 139, causing lockout

I have a domain lockout issue and in troubleshooting, I found through netstat that my machine is pummeling the domain controllers on ports 445 and 139. It is creating thousands of user ports to do ...
0
votes
1answer
64 views

How to set up netbios aliases on smbd / nmbd

The hostname of my server is slightly unfriendly (let's say b4dn4me). I want my users to be able to access the server under a nicer name (let's say bonnie). Samba is installed just to be able to ...
2
votes
1answer
151 views

Local Link Multicast Name Resolution replaces NetBIOS, yet textbook says otherwise

I am studying from Configuring Windows Server 2008 Network Infrastructure (our environment still has significant Windows 2008 R2 servers), and one question asks You are working on a Windows Server ...
1
vote
1answer
2k views

“You were not connected because a duplicate name exists on the network” Error on Server2003

I have a Server2003 server which started to have the error in the subject: System error 52 has occured "You were not connected because a duplicate name exists on the network." I get this error when ...
0
votes
2answers
336 views

Troubleshooting unwanted NTP Traffic

A domain controller running Windows Server 2012 is sending NTP and NETBIOS traffic to an address that has never been configured as a time provider. The server logs give no indication that any NTP ...
1
vote
1answer
275 views

Server with static IP is not showing up in Computer Browser?

We have two servers on a Windows network. One is both the primary domain controller, as well as the DHCP and DNS server. The other one is just a file and database server. Both machines use static ...
8
votes
3answers
1k views

How to remove alternative NetBIOS name

We renamed a Windows 2008 R2 x64 server. We renamed it by running netdom computername oldname /add:newname netdom computername oldname /makeprimary:newname netdom computername newname ...
3
votes
1answer
570 views

iptables/netfilter rules for samba/netbios access

Which iptables-rules do I have to set to allow clients to access a samba server with working netbios (i.e. being able to use \MyServer instead of \192.168.0.1 to access the server from Windows)? I've ...
0
votes
1answer
570 views

Why would file services only be setup for TCP 139?

I am learning a legacy system where the security team only opened TCP port 139 between web servers and a file server (both Windows 2008 R2) for file access. I have usually used TCP port 445 for such ...
1
vote
4answers
273 views

Is it possible to enumerate Windows users remotely?

I have a couple of shared folders which are accesible by an account which has no password (long story). But the username is very long and difficult. Is this (relatively) safe and secure, or is it ...
1
vote
1answer
3k views

Server 2012 Network Not Showing All Devices

I am evaluating Windows Server 2012 Essentials. I have a variety of computers on my subnet, but not all of them are showing up under the NETWORK section of Explorer on the server. Several Windows ...
-3
votes
2answers
113 views

Active Directory and WORKGROUP [closed]

Is is possible to run an Active Directory on a network and still have WORKGROUP computers on the network and have them still able to access each other? Would I have to use IPs over NetBIOS names or ...
1
vote
0answers
145 views

Samba ignoring netbios name

I am trying to configure a new samba (3.6.9-151.el6) fileserver on CentOs 6.4 The browsing works, I can see the other Computers on the network using smbtree -N The server shows up in the list and is ...
2
votes
1answer
440 views

how to get netbios or wins traffic across multiple network hops

This network: I have a samba server in the main office LAN. I have multiple satellite offices, 3 hops away. Wins and netbios work fine, using both windows servers and samba servers. Such as: [ main ...
0
votes
1answer
153 views

Connecting to windows 2003 using ipv6-literal: A duplicate name exists on the network

I'm trying to connect to Windows 2003 server's share using ipv6 address from Windows Server 2008. I use ipv6-literal.net conversion as described on ...
0
votes
1answer
159 views

Test machine (Win7 laptop) redirect server UNC paths back to same test machine

I have a Windows7 laptop for developing at home. The live application makes calls to the SQL Database ("CANCENTRESRV") which I have been succesful in redirecting back to the my laptop using HOSTS ...
0
votes
1answer
174 views

Windows Azure: file share, named pipe between virtual machines

I'm not able to get named pipes working within a single VM or across 2 VMs within Azure. Availability set is not an option. So, if the VM name is testVM.cloudapp.net, the named pipe is failing with ...
1
vote
1answer
444 views

how can I clear stale workgroups from windows machine?

I have a list of netbios workgroups that I can see with "net view" on Windows 7. One of these workgroups is there due to a typo error on another machine, that has since been corrected. I want to ...
0
votes
2answers
385 views

Multiple users can't access server's shared drive under NAT

The setup is Server -computer -computer Router -computer -computer -computer -computer If multiple computers underneath the router try to access the drive at the same time, it says ...
1
vote
1answer
954 views

Does “User name may not be same as computer name” apply to active directory user names

I was going through this article: http://support.microsoft.com/kb/310845 If you try to create a user account on a computer and try to use the computer name for the user account name, you receive ...
1
vote
1answer
860 views

Why does samba with netbios aliases only load one of the configurations?

I'm running an OpenSuSE 11.3 box with samba v3.5.4. I've set up my smb.conf as follows: [global] netbios aliases = jean-pc2 storage include = /etc/samba/smb.conf.%L Then I have ...
2
votes
1answer
579 views

Active Directory Netbios character limit

Is it possible to join domains via FQDN rather than the Netbios name? Reason I ask is that with netbios character limit of 15, we have two hosts with the same netbios shortened name. Meaning we can ...
3
votes
1answer
234 views

What are the consequences of giving an AD domain differing NetBIOS and DNS names?

In the past, when creating AD domains, I've used the common convention of using a sub-domain of the company's publicly registered domain name, e.g "corp.mycompany.com" or "int.mycompany.com". I've ...
1
vote
0answers
87 views

VPN worked with Vista client, but breaks with Win7 client

I have a VPN with WinServer2003 on the host side and Vista (x64) as the client. The Vista client (192.168.0.nnn) connects daily to the VPN to backup all the machines on the host side (10.1.nnn.nnn). ...
0
votes
2answers
68 views

Netbios in AD console [closed]

I was wondering, in the AD users $ computers console, it's using the netbios name to display the machine name. Is there a way to use the DNS name instead of the netbios? thanks
4
votes
2answers
3k views

Samba server NETBIOS name not resolving, WINS support not working

When I try to connect to my CentOS 6.2 x86_64 server's samba shares using address \\REPO (NETBIOS name of REPO), it times out and shows an error; if I do so directly via IP, it works fine. ...
2
votes
1answer
11k views

What is the sequence of Windows RPC ports 135, 137, 139 (and higher ports)? What changes with Port 145?

Can someone explain when and how often each of the Windows RPC ports are used? The "core" ones I understand are: Port 135 Port 137 Port 139 Higher ports that are published by Port 135's "catalog" ...
1
vote
1answer
363 views

how to send a corrupt netbios packet

I want to send a corrupt netbios Session Service packet to my machine, My goal it to check whether my machine restarts or not upon receiving the corrupt netbios packet (this has happened before and I ...
2
votes
1answer
279 views

Linux AD workstations not populated in Domain Master Browser

We have a mixed environment with a Windows 2008 Server as a DC and Linux/Windows/OS X workstations/servers joined to the domain. The problem is the joins (domain memberships) are OK, browsing works, ...
4
votes
2answers
2k views

Disabling Netbios over TCP/IP via DHCP does not work

I'm working towards disabling Netbios over TCP/IP for my organization. I've created a reservation for my MAC address. I can see that the reservation becomes active when I renew my IP address. I set ...
0
votes
1answer
650 views

Cannot browse remote networks even with WINS configured

As the NetBIOS protocol acts on Layer 2 and so is not routable, In order to enable network browsing of remote networks, WINS has been installed and configured on two domain controllers, both of which ...
1
vote
2answers
3k views

Unable to connect via NetBIOS Name

I can't connect to machines/shares by NetBIOS names. Below is console output showing the problem. C:\>nbtstat -n Local Area Connection: Node IpAddress: [192.168.1.100] Scope Id: [] ...
2
votes
2answers
235 views

Is there a way to run on a list of computers and enable NetBios on them?

I'm looking for a way to enable NetBios on all servers in my domain for a limited time of about a month and later i am supposed to disable it again (it is used by some inventory application we are ...
2
votes
1answer
179 views

Netbios Names with 2K8

I'm setting up a small network that contains all 2008 servers. No domain controllers, and no DNS (as of yet). Most of the servers will be IIS servers and part of a web farm/pool. Now I have configured ...
0
votes
1answer
88 views

Publish network shared storage to Windows network [closed]

Mac OS X uses Bonjour (multicast DNS) to publish shared folder service to local network. And, newly joined Mac OS X laptop automatically find shared storages very quickly and easily. In case of ...
1
vote
3answers
6k views

Group Policy drive maps fail with Error Code: 0x80070043

I'm running a Server 2008 R2 domain with all Windows 7 x64 bit client machines. All drives are mapped using Group Policy. Which were previously on a NAS We just built a new, huge, fast server. So ...
2
votes
3answers
2k views

Allow Broadcast to 255.255.255.255 through TMG/VPN (for NetBios Resolution)

Is it possible to allow a VPN client to do NetBIOS broadcast name resolution through TMG? In the TMG Queries I can see the rule that is blocking ClientIP->255.255.255.255 I've tried adding ...
1
vote
2answers
91 views

Need to maintain hostnames which are not unique for the first 15 characters

Due to our internal software, I would like to be able to keep a number of virtual machines which have the first fifteen characters identical, and using the subsequent characters to maintain a unique ...
15
votes
2answers
4k views

Reducing NetBIOS noise in a 50-seat, 30-server organisation

We are a development shop where all 50-odd workstation computers run Windows 7 SP1 and most of our 20-30 servers are Server 2008 R2 or Server 2008 (there are a few scragglers still on Server 2003). We ...
3
votes
2answers
126 views

NetBIOS over TCP/IP with no UDP

Is there a way to run NetBIOS entirely on TCP? I have an environment where UDP is not allowed. I need a way for the machines to talk to each other by name. I thought there might be a way to say that ...
4
votes
1answer
354 views

Removing unknown domain from 'Entire Network\Microsoft Windows Networks'

I've just started work as a network technician at a large company, yesterday I brought my home laptop in and plugged in on the LAN to get to my mail. Today I can see my 'home' domain under 'Entire ...
0
votes
5answers
5k views

Ping Linux server by hostname inside Windows network?

Can anyone point me in the right direction on what should i do in order to be able to ping a linux server from inside a windows network (with a domain)? I've searched on google and found several ...
3
votes
1answer
4k views

Unable to connect to second name of Windows 2008 Server R2 machine from XP

I used the command netdom computername /add:newname.domainname.com to add a second name to a server running Windows 2008 Server R2. After restarting the server, I had DNS "A" entries for both names. ...
1
vote
1answer
68 views

NetBIOS access fails unexpectedly at one terminal

I have a share folder on a local machine (same subnet) with IP address ipaddress, NetBIOS name server-name, and a DNS A entry of server-name.example.com. I can reach it normally through nbtstat -A ...
-2
votes
3answers
518 views

DNS Configuration and Domain Controllers on Home Network [closed]

I want to experiment with Active Directory, strictly for my own education, so on my home network I launched two VMs, both Win2k8 R2 Servers (named 'Server1' and 'Server2'). I created two root domains ...