Question/Issue:
You install Symantec Endpoint Protection 11.0. You find that client computers are unable to obtain IP addresses through DHCP.

Cause:
This can happen if Symantec Endpoint Protection is installed on the DHCP server with Network Threat Protection, and is not configured to allow the DHCP service.


Solution:
Do one of the following:

• Disable Network Threat Protection on the DHCP Server.
• Create a rule to allow DHCP communication.

1. In Symantec Endpoint Protection Manager, click Policies.
2. Under View Policies, click Firewall.
3. Right-click the firewall policy listed on the right and click Edit.
4. Click Rules, and then click Add Rule.
5. Click Next.
6. Click Network Service, and then click Next.
7. Check DHCP Server, and then click Finish.
8. Rename the rule if necessary, and then click OK.
9. Right-click the policy, and then click Assign.
10. Select the appropriate groups and click Assign.
11. Click Yes.

Document ID: 2007101210172548
Last Modified: 08/13/2008
Date Created: 10/12/2007
Product(s): Endpoint Protection 11
Release(s): Endpoint Protection 11 [All Releases], Endpoint Protection 11.0