What are four advantages to using tunnel brokers in an IPv6 transition environme
A. Tunnel brokers automatically provide configuration parameters to peer routers.
B. IPv6 enabling a node looks automatic to the end user.
C. Tunnel information is sent via IPv4.
D. Tunnel brokers make it simpler for nontechnical users to deploy manual tunnels.
正确答案：参考A, B, C, D
词条内容仅供参考，如果您需要解决具体问题
（尤其在法律、医学等领域），建议您咨询相关领域专业人士。