Article ID: 295319 - View products that this article applies to.
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On a Windows XP-based computer, you are unable to obtain a lease from a SonicWALL product that has a DHCP server.
This behavior occurs due to an incompatibility issue with the earlier versions of the BIOS of the SonicWALL products. A network trace shows that the DHCP server sending a negative acknowledgment (NACK) in response to the DHCP request.
To resolve this behavior, upgrade the firmware on the SonicWALL product to the latest version.
In a network trace of the DHCP packets, you see the following sequence:
In a successful trace, you see the following sequence:
Discover (From client) Offer (From Server) Request (From client) NACK (From server)
Discover Offer Request ACK