3. WINS tab: NetBIOS Name: MACBOOK-5BF526 and next to it it says "MACBOOK5BF526 is currently being used." Workgroup and WINS Servers fields are empty. Next, go ahead and check the box for Domain master Browser and set the Enable WINS server bullet in the WINS Registration: field as you can see in the following screen. It was created in 1983 by Sytek and is often used with the NetBIOS over TCP/IP protocol. Normal UNIX does not have a NetBIOS name. This is normal and means that there isn't anymore any netbiosd running. Was this post helpful? On your Mac, choose Apple menu > System Preferences, then click Sharing . Jan 20, 2012. Under the advanced settings in Network/Airport, then under the WINS tab, it shows that my netBIOS name is "Calvin" then beside it is "Calvin is currently being used". Or via sudo defaults write /Library/Preferences/SystemConfiguration/com.apple.smb.server NetBIOSName desiredname Typically, I'll have a full signal shown in the top bar and says it's connected, but when I try and load a web page it just keeps loading without getting anywhere. From here, the culprit should be clearly visible as the NetBIOS name. As with the Mac there are two names for Windows hosts: an SMB name (NetBIOS name) and a DNS name. Aug 22, 2012. You can use NBTStat to troubleshoot these issues further. macrumors 6502a. It should also tell you if it's currently being used or not (as of El Capitan.) WINS tab: NetBIOS Name: MACBOOK-5BF526 and next to it it says "MACBOOK5BF526 is currently being used." Workgroup and WINS Servers fields are empty. The DC's need to have distinct NetBIOS names. Level 1 (0 points) Q: NetBIOS name currently being used Hi, I'm not very good with computers, but I just noticed this thing recently. It should also tell you if it's currently being used or not (as of El Capitan.) If you do not run NetBIOS services on your network you can usually ignore the NetBIOS settings. 666. flag Report. Try setting it to shared networking, which means that your Mac gets an IP . You can disable SMB 1 or NetBIOS to prevent this failover. NetBIOS, an abbreviation for Network Basic Input/Output System, is a networking industry standard. Another way to check that netbiosd isn't anymore chating continuously on all your network interfaces is to use tcpdump for a full 5 minutes: To disable NetBIOS, add the following line to the /etc/nsmb.conf file: port445=no_netbios. The NetBios name is usually the DNS name. macOS will attempt to use the later versions of SMB, as well as DNS and port 445, with failover to port 139 and SMB 1 as needed. NetBIOS over TCP/IP is disabled. Earlier this year we correctly predicted that macOS 12 would be called "Monterey" and later discovered renewed Apple trademarks for places in . System Preferences -> Network -> Advanced -> WINS -> NETBIOS Name. Earlier this year we correctly predicted that macOS 12 would be called "Monterey" and later discovered renewed Apple trademarks for places in . Should that be there and if not, how do I delete it? NetBIOS and NetBEUI are separate but related technologies. The main reason why you might want to set the NetBIOS name is if you are doing printer sharing to. The other day my wireless suddenly stopped working currently on my computer. And, if so, how can I change the NetBIOS Name? Is this normal? I am using 10.5.5 and want to change it as it is the name of the previous owner. To create one and apply both of the above changes, use . This is normal and means that there isn't anymore any netbiosd running. The computers are using IPv6 configuration only. pure capsaicin. 802.1X tab: User Profiles: WPA: Awarenet Awarenet Profile (both of those are boxes that are checked) "WPA: Awarenet" : User Name - egoodwin; Password - ? Click on the "Advanced." button. Original poster. You can disable SMB 1 or NetBIOS to prevent this failover. For example, if your computer's name is My . NetBIOS over TCP/IP is disabled on the DHCP Server. You may be preventing the divorce of a couple married 40 years ;-) . You may be preventing the divorce of a couple married 40 years ;-) . Does this have anything to do with the speed of my internet? Which you can also run remotely as a command via Apple Remote Desktop You can set the value in System Preferences > Network > select the active network port, click Advanced > then select the WINS tab > NetBIOS Name field. Select the "WINS" tab. Currently it is afp://Steve-Jones and I want to change it to my name. thumb_up thumb_down. NetBIOS provides communication services on local networks. I thought it was the router at first, but now I'm thinking it's my mac. macuser1232. However, it's also used in Token Ring networks, as well as by Microsoft Windows. NetBIOS attempts to resolve names by first checking the local cache. The idea is that different DC's (actually all devices) will have different names so that the correct IP for each device can be correctly resolved by NetBIOS. Thanks for any help. Fixing your DNS naming issues might not fix a NetBIOS naming issue. In my Network Preference WINS panel I have a NetBIOS name and a Workgroup (it says the NetBIOS Name is currently being used). System Preferences -> Sharing -> Compuer Name at the top of the . Click on "Network", and select the network you are currently sharing on. Scott Alan Miller. For example in my Forescout Server the NetBios is always the DNS name for the computer. Click on the SMB service for the host in question in the Servers list and then click on the Settings icon in the Server Admin Toolbar. 802.1X tab: User Profiles: WPA: Awarenet Awarenet Profile (both of those are boxes that are checked) "WPA: Awarenet" : User Name - egoodwin; Password - ? The /etc/nsmb.conf file doesn't exist by default. Thanks for any help. Parker Ortolani. Try setting it to shared networking, which means that your Mac gets an IP . Now click on the Save button. (For me, it would be Wi-Fi.) Question: Q: NetBIOS name already in use? This occurs in the following situations: Disable NetBIOS over TCP/IP option is not selected in Networks panel, the WINS tab in the Advanced TCP/IP Settings of IPv4 properties. Should that be there and if not, how do I delete it? Your computer's local hostname is displayed beneath the computer's name at the top of Sharing preferences. ^C 0 packets captured nnnnnn packets received by filter 0 . It uses a software protocol called NetBIOS Frames that allows applications and computers on a local area network to communicate with network hardware and to transmit data across the network. From here, the culprit should be clearly visible as the NetBIOS name. To disable SMB 1, add the following line to the /etc/nsmb.conf file: protocol_vers_map=6. So I was checking around my network prefs to see if something looked odd, like the IP address or something, and I noticed that the NetBIOS Name under the WINS tab is greyed out and it says it's currently being used. Parker Ortolani. Mac's don't have a NetBIOS name to the best of my knowledge. If you have two devices with the same name, there will be a conflict and it will be a problem. - Aug. 9th 2021 6:11 am PT. Also, how can I change the afp address for file sharing. NetBIOS, an abbreviation for Network Basic Input/Output System, is a networking industry standard. Another way to check that netbiosd isn't anymore chating continuously on all your network interfaces is to use tcpdump for a full 5 minutes: % /usr/bin/sudo tcpdump -i en0 host elly.local udp port netbios-ns [.] Regardless of whatever setting for the name you have in your Sharing preferences, it will always override the name that SMB users see with the NetBIOS name from your Network preferences. - Aug. 9th 2021 6:11 am PT. NetBIOS is purely a Windows concept - and one that even Windows has dropped recently. In my Network Preference WINS panel I have a NetBIOS name and a Workgroup (it says the NetBIOS Name is currently being used). The local network name is your computer's name with .local added, and any spaces are replaced with hyphens (-). SMB 1 and NetBIOS are enabled by default in macOS to improve compatibility with third-party products.