求助：关于路由器2811＋串口卡wic-2t问题请教

各位高人，本人有一网络环境，两侧均用2811＋wic-2t，当两个串口同时接上时，网络不通，两串口均出现line protocol is down，接单个串口时网络会通，但是会丢包，请各位高手答疑，谢谢

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中间是什么线路。

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通过规约转换器进行连接的

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我的配置是这样的
router1的配置：


!
boot-start-marker
boot-end-marker
!
logging buffered 51200 warnings
!
no aaa new-model
!
resource policy
!
ip subnet-zero
!
!
ip cef
!
!
no ip domain lookup
ip domain name yourdomain.com
!
username cisco privilege 15 secret 5 $1$FwRQ$3ySsY7shfWKB4mVTLLDig.
!
!
!
interface FastEthernet0/0
description $ETH-LAN$$ETH-SW-LAUNCH$$INTF-INFO-FE 0/0$
ip address 192.9.200.250 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet0/1
no ip address
shutdown
duplex auto
speed auto
!
interface Serial0/0/0
ip address 193.9.0.2 255.255.255.252
!
interface Serial0/0/1
ip address 193.9.1.2 255.255.255.252
clock rate 2000000
!
router ospf 1
log-adjacency-changes
network 192.9.200.0 0.0.0.255 area 0
!
no ip classless
ip route 192.9.100.0 255.255.255.0 193.9.0.1
ip route 192.9.100.0 255.255.255.0 193.9.1.1
ip route 192.9.101.0 255.255.255.0 193.9.0.1
ip route 192.9.101.0 255.255.255.0 193.9.1.1
!
ip http server
ip http access-class 23
ip http authentication local
ip http timeout-policy idle 60 life 86400 requests 10000
!
!
control-plane
!
banner login ^C
-----------------------------------------------------------------------
Cisco Router and Security Device Manager (SDM) is installed>

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router2的配置：
Current configuration : 2263 bytes
!
version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
!
boot-start-marker
boot-end-marker
!
logging buffered 51200 warnings
!
no aaa new-model
!
resource policy
!
ip subnet-zero
!
!
ip cef
!
!
no ip domain lookup
ip domain name yourdomain.com
!
username cisco privilege 15 secret 5 $1$QxIa$RctIIrXtX7yqQ3SXBVYF9/
!
!
!
interface FastEthernet0/0
description $ETH-LAN$$ETH-SW-LAUNCH$$INTF-INFO-FE 0/0$
ip address 192.9.100.250 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet0/1
ip address 192.9.101.250 255.255.255.0
duplex auto
speed auto
!
interface Serial0/0/0
ip address 193.9.0.1 255.255.255.252
!
interface Serial0/0/1
ip address 193.9.1.1 255.255.255.252
clock rate 2000000
!
router ospf 1
log-adjacency-changes TAG标签 : 问题 请教 关于 路由器 求助 ip output interface is