Huawei
H19-315 · Question #255
H19-315 Question #255: Real Exam Question with Answer & Explanation
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Question
Which of the railway business's description of network security and reliability requirements is wrong?
Options
- ATDM service and Ethernet service use different hard pipes for physical isolation
- BService isolation between different Ethernet subsystems through ODUk physical pipes
- CE1 services go on the TDM plane, and IP services go on the packet plane. The encapsulation and
- DBusiness interfaces tend to be IP-based, so business physical isolation is no longer required
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