设备制造前的进度控制工作内容包括()。

A．ICMP

B． BFD

C． UDP

D． MPLS

A．464

B．466

C．644

D．646

Intermediate system to intermediate system (IS - IS), is a protocol used by network devices (routers) to determine the best way to forward datagrams through a packet - switched network, a process called routing. Which three attributes are of the IS - IS routing protocol？ （）

A. supports VLSM

B. link - state routing protocol

C. operati on is similar to BGP

D. supports two routing levels within an autonomous system

g scheme that conserves IP addresses3)multiple vendors4)a network with over 50 routers Which routing protocol fulfills these requirements（）。

A.RIPv1

B.RIPv2

C.EIGRP

D.OSPF

A．OSPF

B．EIGRP

C．IS-IS

D．BGP

stomer requires that nopasswords be sent across the network in plain text, that the protocol be supported by the Windows native supplicant,and that the protocol supports password changes at Layer 2.Which protocol would meet the customers needs？（）

A. EAP-TLS

B. EAP-MD5

C. PAP

D. EAP-MSCHAPv2

A．LSA Type 8

B． LSA Type 9

C． LSA Type 10

D． Transparent LSA

A. Frame Relay

B. HDLC

C. x.25

D. PPP

A.Label Data Pair

B.Label Distribution Pair

C.Label Distribution Protocol

D.Label Data Protocol

A. The use of discontiguous subnets is not allowed

B. The use of variable length subnet masks is permitted

C. RIP v1 is a classless routing protocol

D. IGRP supports classless routing within the same autonomous system

E. RIP v2 supports classless routing