Know which ports to block on your firewall
The NetBios inspection engine translates IP addresses in the NetBios name service (NBNS) packets according to the ASA NAT configuration. If you do not wish to configure nat for server to prevent further issues, you can try to play with the layer 7 inspection map on ASA for netbios inspection and allow it to just log the packest instead of [KB5847] Configure the trusted zone in an ESET Endpoint Mar 23, 2020 NetBIOS: What It Is and How It Works - Lifewire
NetBIOS over TCP/IP (NBT, or sometimes NetBT) is a networking protocol that allows legacy computer applications relying on the NetBIOS API to be used on modern TCP/IP networks.. NetBIOS was developed in the early 1980s, targeting very small networks (about a dozen computers). Some applications still use NetBIOS, and do not scale well in today's networks of hundreds of computers when NetBIOS is
Allowing Netbios 137/138 through ASA - Cisco Community The NetBios inspection engine translates IP addresses in the NetBios name service (NBNS) packets according to the ASA NAT configuration. If you do not wish to configure nat for server to prevent further issues, you can try to play with the layer 7 inspection map on ASA for netbios inspection and allow it to just log the packest instead of [KB5847] Configure the trusted zone in an ESET Endpoint Mar 23, 2020
The NetBios inspection engine translates IP addresses in the NetBios name service (NBNS) packets according to the ASA NAT configuration. If you do not wish to configure nat for server to prevent further issues, you can try to play with the layer 7 inspection map on ASA for netbios inspection and allow it to just log the packest instead of
nbtstat | Microsoft Docs The NetBIOS name table is the list of NetBIOS names that corresponds to NetBIOS applications running on that computer. /A