试题详情
- 单项选择题Which statement about Remotely Triggered Black Hole (RTBH) is true?()
A、Route tagging is one of the techniques used by RTBH
B、It is used for BGP authentication
C、It cannot work with static routes
D、It uses extended ACLs for blocking attacks by creating a black hole
E、Before configuring RTBH LDP must be enabled on the interface
- A
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