单选题PE1 has connections to VPN sites that are served by three remote PE routers. How many LSPs must be established to support 2547bis?（）A an LSP for each local CE deviceB an LSP for each remote PE deviceC an LSP for each remote CE deviceD an LSP for each C
题目
单选题
PE1 has connections to VPN sites that are served by three remote PE routers. How many LSPs must be established to support 2547bis?（）
A
an LSP for each local CE device
B
an LSP for each remote PE device
C
an LSP for each remote CE device
D
an LSP for each CE facing interface
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参考答案和解析
正确答案：
B
解析：
暂无解析