思科认证考试（ＣＣＮＡ）考试模拟题７２—７８及答案

Reference the diagram and configurations below for Questions 77 and 78: 



Router_C#sh run

Building configuration...

Current configuration:

!

version 11.2

!

hostname Router_C

!

!

appletalk routing

ipx routing 0060.09c3.df60

!

interface Ethernet0

ip address 172.16.1.1 255.255.255.0

appletalk cable-range 100-105 103.243

appletalk zone right

ipx network DAD

!

interface Ethernet1

no ip address

shutdown

!

interface Serial0

ip unnumbered Ethernet0

appletalk cable-range 120-120 120.17

appletalk zone left

ipx network AD

clockrate 56000

!

interface Serial1

no ip address

shutdown

!

router igrp 100

network 172.16.0.0

!

no ip classless

!!

line con 0

line aux 0

line vty 0 4

login

!

end

Router_B#sh run

Building configuration...

Current configuration:

!

version 11.3

no service password-encryption

!

hostname Router_B

!

!

appletalk routing

ipx routing 0007.7816.fe54

!

interface Loopback0

ip address 172.17.1.1 255.255.255.0

!

interface Serial0

ip unnumbered Loopback0

no ip mroute-cache

appletalk cable-range 130-130 130.81

appletalk zone right

ipx network CAD

no fair-queue