点滴之间

 
c871#sh run
Building configuration...
Current configuration : 815 bytes
!
version 12.4
no service pad
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname c871
!
boot-start-marker
boot-end-marker
!
enable password cisco
!
no aaa new-model
ip cef
!
!
multilink bundle-name authenticated
!
!
!
interface FastEthernet0
!
interface FastEthernet1
!
interface FastEthernet2
!
interface FastEthernet3
!
interface FastEthernet4
 ip address 172.16.2.2 255.255.255.252
 duplex auto
 speed auto
!        
interface Vlan1
 ip address 172.16.1.2 255.255.255.252
!
router rip
 network 172.16.0.0
!
!
!
no ip http server
no ip http secure-server
!
!
!
!
!
control-plane
!
!
line con 0
 exec-timeout 0 0
 logging synchronous
 no modem enable
line aux 0
line vty 0 4
 password cisco
 login
!
scheduler max-task-time 5000
end
c871#
 
Left#sh run
Building configuration...
Current configuration : 870 bytes
!
version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname Left
!
boot-start-marker
boot-end-marker
!
enable password cisco
!
no aaa new-model
!
resource policy
!
ip cef
!
!
!
!        
no ip domain lookup
!
!
!
!
!
interface FastEthernet0/0
 ip address 172.16.1.1 255.255.255.252
 duplex auto
 speed auto
!
interface FastEthernet0/1
 ip address 10.10.20.1 255.255.255.252
 duplex auto
 speed auto
!
interface Serial0/0/0
 no ip address
 shutdown
 no fair-queue
 clock rate 2000000
!
interface Serial0/1/0
 ip address 10.10.10.1 255.255.255.252
!
router rip
 network 10.0.0.0
 network 172.16.0.0
!
!
!
ip http server
no ip http secure-server
!
!
!
!
control-plane
!
!
!
line con 0
 exec-timeout 0 0
 logging synchronous
line aux 0
line vty 0 4
 password cisco
 login
!
scheduler allocate 20000 1000
end
Left#
 
Right#sh run
Building configuration...
Current configuration : 1170 bytes
!
version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname Right
!
boot-start-marker
boot-end-marker
!
enable password cisco
!
no aaa new-model
!
resource policy
!
ip cef
!
!
!
!        
no ip domain lookup
!
!
!
!
!
interface Ethernet1
 ip address 192.168.1.1 255.255.255.0
 ip policy route-map right //在内网进口配置
!
interface FastEthernet0/0
 ip address 10.10.20.2 255.255.255.252
 duplex auto
 speed auto
!
interface FastEthernet0/1
 ip address 192.168.2.1 255.255.255.0
 ip policy route-map right //在内网进口配置
 duplex auto
 speed auto
!
interface Serial0/0/0
 ip address 10.10.10.2 255.255.255.252
 no fair-queue
 clock rate 2000000
!
router rip
 network 10.0.0.0
 network 192.168.1.0
 network 192.168.2.0
!
!
!
ip http server
no ip http secure-server
!
access-list 1 permit 192.168.1.0 0.0.0.255
access-list 2 permit 192.168.2.0 0.0.0.255
route-map right permit 10
 match ip address 2
 set interface Serial0/0/0
!
route-map right permit 20
 match ip address 1
 set interface FastEthernet0/0
!
!        
!
!
control-plane
!
!
!
line con 0
 exec-timeout 0 0
 logging synchronous
line aux 0
line vty 0 4
 password cisco
 login
!
scheduler allocate 20000 1000
end
Right#
 
Right#sh route-map
route-map right, permit, sequence 10
  Match clauses:
    ip address (access-lists): 2
  Set clauses:
    interface Serial0/0/0
  Policy routing matches: 393 packets, 41386 bytes
route-map right, permit, sequence 20
  Match clauses:
    ip address (access-lists): 1
  Set clauses:
    interface FastEthernet0/0
  Policy routing matches: 2 packets, 166 bytes

 
Right#sh ip pol
Right#sh ip policy
Interface      Route map
Fa0/1          right

 
Right#debug ip policy
Policy routing debugging is on
Right#
Right#
Right#
*May 16 15:30:44.251: IP: s=192.168.2.219 (FastEthernet0/1), d=192.168.2.255, len 78, policy match
*May 16 15:30:44.251: IP: route map right, item 10, permit
*May 16 15:30:44.251: IP: s=192.168.2.219 (FastEthernet0/1), d=192.168.2.255 (Serial0/0/0), len 78, policy routed
*May 16 15:30:44.251: IP: FastEthernet0/1 to Serial0/0/0 192.168.2.255
*May 16 15:30:44.999: IP: s=192.168.2.219 (FastEthernet0/1), d=192.168.2.255, len 78, policy match
*May 16 15:30:44.999: IP: route map right, item 10, permit
*May 16 15:30:44.999: IP: s=192.168.2.219 (FastEthernet0/1), d=192.168.2.255 (Serial0/0/0), len 78, policy routed
Right#
*May 16 15:30:44.999: IP: FastEthernet0/1 to Serial0/0/0 192.168.2.255
*May 16 15:30:45.751: IP: s=192.168.2.219 (FastEthernet0/1), d=192.168.2.255, len 78, policy match
*May 16 15:30:45.751: IP: route map right, item 10, permit
*May 16 15:30:45.751: IP: s=192.168.2.219 (FastEthernet0/1), d=192.168.2.255 (Serial0/0/0), len 78, policy routed
*May 16 15:30:45.751: IP: FastEthernet0/1 to Serial0/0/0 192.168.2.255

 
C:\>tracert 172.16.1.2
Tracing route to 172.16.1.2 over a maximum of 30 hops
  1    <1 ms    <1 ms    <1 ms  192.168.2.1
  2     1 ms     1 ms     1 ms  10.10.10.1
  3     1 ms     1 ms     1 ms  172.16.1.2
Trace complete.
 [/img]..

平台:cisco 1841,cisco 871
 
IOS:c1841-advsecurityk9-mz.124-13b.bin,
 
 (lo0:192.168.1.254)----RTRA(f4:10.1.1.21 )-----------------------(f0/1:10.1.1.20)RTRB----(lo0:192.168.2.254..

今天就开始在ISR 1841做一些IPS的实验
 
用1841 PPPOE拨号.
Router#sh ver
Cisco IOS Software, 1841 Software (C1841-ADVSECURITYK9-M), Version 12.4(13b),
LEASE SOFTWARE (fc3)
Technical Support: [..

昨天处理一客户的线路故障.
具体的表现:丢包很严重,导致voip语音通话问题.
 
3号电信已经来人了，说测试正常,不过第二天还是老问题,以为是我们设备的问题，于是带了一个1841过去.
 
接到1841依旧,..

又有几天没有日志了，把最近几天的事情做个记录。
 
上周六上午处理一个营业厅的网络故障：
 
现象：（CISCO 2610XM）
由于电源不稳定，突然断电然后又马上来电，导致网络中断。客户说VWIC-1MFT-G..

   这两天忙于NNM的安装，先是服务器崩溃，接着是安装的NNM版本升级到先的版本了。
 
  安装后发现使用有点不正常，扫描网络没有发现到设备，非常郁闷。联系厂家也没有说明什么，明天再放..

这几天在给一个客户做BACKUP，让客户的专线和VPN做个BACKUP。
VPN通了，专线也通了。可是当专线断了以后，Route不到VPN上去。
 
刚好在调试专线的时候，客户反映说VPN不能用了。都以为是我动的，其实我根..

 今天听了CISCO的一个会议，又出了好多的新技术。
晚上去了一个高中同学那里，了解到他现在CISCO的金代上班。看他翻出来的一个个大项目的方案等，感觉自愧不如。
 
从学校毕业快两年了，现在的环境..

今天一客户反应说，他们的交换机昨天断电，再起来就发现电口不能用，光口却可以。
拿回来后测试．下面是ＰＯＳＴ的信息。

C3500XL Boot Loader (C3500-HBOOT-M) Version 12.0(5.2)XU, MAINTENANCE INTERIM SOF..

 今天工程师上门了，忙到下午终于把设备安装到机柜了，两个字“很累”。
 
明天就开始软件安装了。看着整个机柜，初具规模了。6个存储机柜，146G*6*13的容量。570的主机，4800存储控制平台。
 ..