NDIS drivers cause loss of network connectivity during Host Intrusion Prevention installation
Technical Articles ID:
KB59945
Last Modified: 3/20/2022
Last Modified: 3/20/2022
NDIS drivers cause loss of network connectivity during Host Intrusion Prevention installation
Technical Articles ID:
KB59945
Last Modified: 3/20/2022 Environment
Host Intrusion Prevention (Host IPS) 8.0
Problem
There's a loss of network connectivity during Host IPS installation.
Solution
A major component of Host IPS is the host firewall. Like all modern host-based firewalls, Host IPS uses an NDIS intermediate driver to perform network filtering operations at packet level. When Host IPS is installed, the insertion of the firewall’s NDIS driver causes Microsoft Windows to tear down and rebuild the IP stacks on connected interfaces. This behavior causes some applications to generate error messages or lose connection during the temporary loss of connectivity. Previous versions of Host IPS used Affected Products |
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