Duane M Butler

Title: Duane M Butler: Innovator in Network Security Technologies

Introduction

Duane M Butler is a notable inventor based in Anoka, MN (US), recognized for his contributions to network security technologies. With a total of 10 patents to his name, Butler has made significant advancements in the field of layer two access networks.

Latest Patents

Among his latest patents, Butler has developed techniques for providing an isolation virtual local area network (VLAN) for layer two access networks. This innovation involves a server with an interface and a control unit that manages requests for layer three (L3) network addresses for client devices. The system ensures that data is transmitted securely from a network device to the server while determining access permissions for client devices based on their layer two (L2) addresses. Another significant patent focuses on secure DHCP processing for layer two access networks. This technology addresses network security by preventing MAC collisions that can arise from configuration errors or MAC spoofing attempts. By modifying access nodes or DHCP servers, Butler's techniques allow only authorized subscriber devices on the access network, thereby enhancing overall network security.

Career Highlights

Throughout his career, Duane M Butler has worked with prominent companies such as Calix Limited and Calix Networks, Inc. His experience in these organizations has contributed to his expertise in network technologies and security solutions.

Collaborations

Butler has collaborated with notable individuals in the industry, including Christopher Thomas Bernard and Christopher D Koch. These partnerships have likely enriched his work and led to innovative solutions in network security.

Conclusion

Duane M Butler's contributions to network security through his patents and collaborations highlight his role as an influential inventor in the field. His work continues to impact the way network access is managed and secured.