Knowledge Base

The VMware Knowledge Base provides support solutions, error messages and troubleshooting guides

Search the VMware Knowledge Base (KB)

View by Article ID

Guest virtual machines lose connectivity with Windows host after upgrading to Workstation 7

Symptoms

On some Windows hosts, upgrading to Workstation 7 may cause:

Virtual machines to lose network connectivity with the host.
Network connectivity for other hosts remain unaffected.

Resolution

To restore network connectivity, disable IPv4 Checksum offloading in the Advanced Properties of the affected hosts and virtual machines. The options can vary based on the host and the network adapter available.

On the host machine:

Open Device Manager.
Expand the network adapter section.
Click the network card and go to Properties.
Click the Advanced tab and look for checksum offloading or hardware checksumming.
Disable this option using the drop down.

Request a Product Feature

To request a new product feature or to provide feedback on a VMware product, please visit the Request a Product Feature page.

Feedback

1 2 3 4 5

1 2 3 4 5

Actions

Bookmark Document

Did this article help you?
This article resolved my issue. This article did not resolve my issue. This article helped but additional information was required to resolve my issue.
What can we do to improve this information? (4000 or fewer characters)