概要:故障现象笔者某次配置了一个AM模块。出现了一个奇怪的问题。配置好后,拨入时没有Modem拨号声。只有电话的声。并且音指示灯也不亮。当笔者拔下模块上的电话线时。指示灯亮了。配置 620#sh runBuilding configuration...Current configuration : 866 bytesversion 12.2service timestamps debug uptimeservice timestamps Jog uptimeno service password-encryptionhostname2620enable secret 5 $1$pUrf$9xGOg.zyxKawi9NljLHHr1usernameuser password 0 Ciscoip subnet-zerono ip DOmain-lookupinterface FastEthernet0/0ip address 136.0.0.254255.255.0.0duplex autospeed autointerfa
路由器未接地引起的无法拨号故障解决,标签:网络故障解决,网络故障排除,http://www.85jc.com620#sh run诊断过程
Building configuration...
Current configuration : 866 bytes
version 12.2
service timestamps debug uptime
service timestamps Jog uptime
no service password-encryption
hostname2620
enable secret 5 $1$pUrf$9xGOg.zyxKawi9NljLHHr1
usernameuser password 0 Cisco
ip subnet-zero
no ip DOmain-lookup
interface FastEthernet0/0
ip address 136.0.0.254255.255.0.0
duplex auto
speed auto
interface Group-Async1
ip unnumbered FastEthernet0/0
encapsulation ppp
async default routing
async mode interactive
peer default ip address pool lab
ppp authentication chap
group-range 33 48
ip classless
no ip http server
ip pim bidir-enable
line con 0
password cisco
line 33 48
login local
modem InOut
autocommand ppp
transport input all
autoselect ppp
stopbits 1
flowcontrol hardware
line aux0
line vty 0 4
password Cisco
login
no scheduler allocate
end
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