Network Boot Service (NBS) is a component of Deployment Solution that you install and run as a service on a site server. This service is independent of the presence of Task service or Package service on a site server and handles all communication with the Symantec Management Platform (SMP) for Deployment Solution.
The NBS comprises of the PXE /BSDP service and the TFTP service that are installed on the site servers. In the Site Management > Site Server > Services pane, click the Add or Removed Services dialog box to install the NBS on the site servers.
This service functions as the PXE server and lets you configure client computers to boot them in the preboot environment. It also supports the Boot Service Discovery Protocol (BSDP) used for Mac client computers.
Symantec Network Boot Service (TFTP)
This service functions as the TFTP server and lets you perform tasks such as copy file.
The NBS configuration settings are accessible through the Settings > Notification Server > Site Server Settings menu of the Symantec Management Console. In the Site Management tree, on the left pane, click Settings > Network Boot Service folder. This folder displays the Advanced folder and the Settings folder.
The Advanced folder contains predefined filters that help you know the NBS installation details for the site servers of your network.
The filters of the Advanced folder are as follows:
Computers with Deleted Network Boot Service entries
This filter lists the site servers on which NBS was installed but is removed currently.
Computers with NBS Site Service installed
This filter lists the site servers on which NBS is installed.
NBS Potential Site Servers
This filter displays the site servers on which NBS can be installed.
NBS Site Service Assigned
This filter lists the site servers on which you enabled the NBS policy but is yet to install.
The Settings folder lets you configure NBS after you install the policy on the site servers.
The configurable options of NBS are as follows:
NBS General Settings
This configurable setting is about configuring client computers to boot in preboot environment using PXE image. You can configure the setting to be applied to one or more site servers.
You can also configure these settings from the Settings > Deployment > NBS Global Settings dialog box of the console.
The status of the NBS that is installed on a site server is displayed in the Site Management -> Site Servers -> [Site Server Name] ->Services pane. The red, yellow, and green colors indicate the normal state, warning state, and error state, respectively of the service. Expand Services > Network Boot Service node to view the details about the service.