PPP Echo-Request、Echo-Reply除了握手之外,还具备检测环路的功能,那么它会携带什么配置参数选项?()
A.Maximum-Receive-Unit
B. Magic-Number
C. Authentication-Protocol
D. Reserved
- · 有3位网友选择 A,占比33.33%
- · 有3位网友选择 D,占比33.33%
- · 有2位网友选择 C,占比22.22%
- · 有1位网友选择 B,占比11.11%
A.Maximum-Receive-Unit
B. Magic-Number
C. Authentication-Protocol
D. Reserved
A.Maximum-Recive-Unit
B.Magic-Number
C.Authentication-Protoco
D.Reserved
A.源抑制(source-quench)
B.目标不可达(destination-unreachable)
C.回声请求(echo-request)
D.重定向(redirectiong)
A.them
B.that
C.whom
D.what
A.FCH,14H
B.ECH,16H
C.ECH,16H
D.FEH,0CH
A.has
B.have
C.is having
D.having
Richrd ws very strict with his two dughters,______them to competeginst ech other.to trin B.trined C.nd tri
A.to train
B.trained
C.and trains
D.training
A.which
B.where
C.what
D.when
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