路由器a的配置如下:
$ T7 ]+ g1 ?% _3 Q3 e' } quidway#show run
4 k6 x N7 R5 @( k now create configuration...
! s. W0 q& ~" `$ V: W* h current configuration7 g/ W: m" Y% Z
!& ^9 y, h1 i, {
!5 S5 _' m0 w. n2 R* j
interface ethernet0
" q+ R& T1 W/ }& Z ip address 10.1.1.1 255.255.0.0% ^: @$ _4 p$ k
ip ospf enable area 0.0.0.1
) b. \; b8 a# _4 A !
/ M5 s0 L4 @5 U3 d f6 k8 X interface serial0
! l5 H# u* @, c% ]0 o1 g$ ?* ^# o7 n clock-select dteclk1
) O9 f, f, c1 m7 Y7 N$ r: T7 \ encapsulation ppp
3 ~' x% U: q% w9 |0 b: U ip address 2.1.1.1 255.0.0.0' H; v7 A) k( Q' Q5 E
ip ospf enable area 0.0.0.1
$ B! H/ s; W& l# f0 @ !
6 X/ F! s }. E4 u: R$ p6 G interface serial1
* J/ _5 P/ b' z5 ? h encapsulation ppp9 [" `/ F1 H* Y: A% [$ V n
!/ c: z( [$ F Q0 F
interface serial29 D' q: P3 \4 Q1 ~: y f+ \5 z) h' y' M
flowcontrol normal I$ m! K3 R- M' H' Q& }
async mode dedicated, o( R1 v8 y/ n |& ?. \! X
encapsulation ppp, Y/ R- q( ~" l- f& s# Y8 U; S
!0 U4 D' s, R$ |7 j* u
exit; k# U7 x. H0 L/ `0 ^+ S5 j' w D2 Q
router ospf enable" |" N; \; _ U. V
!
; C! H# K0 R8 F% C5 b l end
7 O( }6 k' W& {* }3 d* W/ ? 路由器b配置如下
) p/ y. x* X' S0 C0 I4 a7 E1 ] quidway#show run% I3 V( q7 ] m! r! ^; C. t
now create configuration...* ^7 J( j7 H; x& D, F# K" ^9 f( M
current configuration
& R" a: u" P. L !
0 X: \' e' n: I T" w* @2 ~+ M0 @ !' e8 o" \3 z( r
interface ethernet0# J2 b' t. P* \! }5 L
ip address 10.2.1.1 255.255.0.0
0 h. r4 g0 L' c; l. g. P5 H ip ospf enable area 0.0.0.23 \5 c' r1 I) ^5 N* c
!. {" J, j$ L' D) o5 R
interface serial08 L; R* n _$ C9 B% C
encapsulation ppp* Q( ]3 }* j$ _; G
ip address 2.1.1.2 255.0.0.03 q. E7 I2 t; i% ~7 U
ip ospf enable area 0.0.0.2* G* }8 }4 ?8 ~$ T" F
!% Y, |, W1 J# s1 x; }* i5 {
interface serial1+ q+ G6 E" ]+ F- j4 u
encapsulation ppp% b& d4 u1 t/ ]: c- E( w
!
2 G' Z$ _8 u$ P) O& b R7 U3 y9 k interface serial24 W8 k g" O: O6 S! G, m `+ n
flowcontrol normal
* H% r$ h" E# X, T7 D2 Z4 j async mode dedicated
5 P0 `+ O: r# X% `( l) D! B3 O3 m* O encapsulation ppp4 h$ @' B$ o. h% |
!2 Q2 w( n: h8 i) L+ _
exit$ E+ I0 T; S6 Z
router ospf enable3 D+ v+ ~( M6 R9 U5 n& y
!1 j2 y( d; Y1 t
end. S3 G6 T; J9 b7 ~/ l5 n+ M" e" I
如下说法正确的是( a )
. L' A, f5 O! |: K$ q5 P% \' G a、两端广域网可以联通,但局域网不可以连通
0 n9 c! V- R P b、两端广域网不可以连通,但局域网可以连通
5 D# o- q2 A. P" ~ c、广域网和局域网都可以连通% y* Q% e7 L5 P. F% o% l
d、广域网和局域网都不能连通 |