3 ?' L5 P$ M! t6 N7 T4 b
QUESTION 1989 b" V, i1 g& C4 {! P0 h, r/ B! u
Refer to the exhibit. Which statement describes DLCI 17?
. @, t1 n$ R) U7 d' S
思科CCNA认证 200-120(803)考试题库 选择题: QUESTION 198
* K; K8 x. T* J
/ K: n1 _7 s& [ I+ J( }2 V8 k1 T
A. DLCI 17 describes the ISDN circuit between R2 and R3.$ L1 n- u) ?8 \+ n
B. DLCI 17 describes a PVC on R2. It cannot be used on R3 or R1.
& c- C2 D2 s6 d, @C. DLCI 17 is the Layer 2 address used by R2 to describe a PVC to R3.% f. A. U# J2 d; s, Y+ ]
D. DLCI 17 describes the dial-up circuit from R2 and R3 to the service provider.
- A3 c F* c* r* p1 e/ @1 }) s( n2 f' L; i+ A: W! z B+ I
8 o t/ X3 M1 ?. l7 `正确答案:C ! D* ~9 W9 S* b. ~4 o
解释/注意事项: DLCI号是一个二层地址,和mac类似: E' s8 Z7 }3 q K4 \" g4 k
0 y7 n" O6 g" \8 q, X
2 w6 K2 p7 `; j( L% Q" o
; w# _# E5 G. `1 B4 I3 C0 z备注: 1. 请勿在本帖灌水 2. 有问题请跟帖提出 3. 欢迎跟帖提出自己的解法/见解/建议(高积分奖励) 1 l& ]1 I$ S, n, u
7 P6 a, a; N1 f! X% ]9 @9 ~更准一点的题库,更明白一点的解释,更周到一点的服务,更低一点的价格! |
4 M, C! X4 R1 Y
|