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在网络环境错综复杂的今天,交换机已经不可或缺了,所以交换机的厂商也发展很快,这里就拿cisco来给大家简单的交流一下!cisco:思科;简单的介绍一下:思科公司是全球领先的网络解决方案供应商。cisco的名字取自San Francisco,那里有座为闻名于世界的金门大桥。可以说,依靠自身的技术和对网络经济模式的深刻理解,思科成为了网络应用的成功实践者之一。与此同时思科正在致力于无数的企业构筑网络间畅通无阻的“桥梁”,并用自己明锐的洞察力、丰富的行业经验、先进的技术,帮助企业把网络应用转化为战略性的资产,充分挖掘网络的能量,获得竞争的优势。 接着来交流一下cisco一些最最基本的信息: [plain] view plain copy
- ROM状态:switch:
- 用户模式:switch>
- 特权模式:switch#
- 全局配置模式:switch(config)#
- 接口模式:switch(config-if)#
这里使用telnet连接控制交换机,在windows下可以直接在cmd命令行下使用telnet + 远程交换机ip,譬如:telnet 10.10.2.253;这命令一执行如果网络正常的话,一般进入到ROM状态,为了安全和避免误操作,交换机都需要输入用户名和密码,当输入正确的用户名和密码后就可以看到这些信息 [plain] view plain copy
- elcome to s
-
- User Access Verification
-
- Username: cisco
- Password:
- switch>
- switch>
- switch>
- switch>
- switch>
- switch>
这时候我们就已经进入到用户模式了,在这个模式下,主要是用来看交换机的一些配置信息,但是要配置交换机却不能,所以我们要进入特权模式(enable),[plain] view plain copy
- elcome to s
-
- User Access Verification
-
- Username: cisco
- Password:
- switch>en
- Password:
- switch#
- switch#
- switch#
各位应该已经能看到,在用户模式下输入enable,然后输入特权密码就可以进入到特权模式了,在这个模式下,相对来说能做的事情就更多了!
来说说最常用的几条查看信息的命令: 1、查看端口信息 [plain] view plain copy
- switch#show int statu
-
- Port Name Status Vlan Duplex Speed Type
- Fa0/1 connected 1 a-full a-100 10/100BaseTX
- Fa0/2 Phang.law notconnect 1 auto auto 10/100BaseTX
- Fa0/3 Aaron.zhou connected 1 a-full a-100 10/100BaseTX
- Fa0/4 10.10.2.166-gaopin notconnect 1 auto auto 10/100BaseTX
- Fa0/5 notconnect 1 auto auto 10/100BaseTX
- Fa0/6 Herman.tao notconnect 1 auto auto 10/100BaseTX
- Fa0/7 test1 notconnect 200 auto auto 10/100BaseTX
- Fa0/8 test2 connected 100 a-full a-100 10/100BaseTX
- Fa0/9 connected trunk a-full a-100 10/100BaseTX
- Fa0/10 connected trunk a-full a-100 10/100BaseTX
- Fa0/11 jingxiangf0/9 notconnect 1 auto auto 10/100BaseTX
- Fa0/12 jingxiangf0/10 notconnect 1 auto auto 10/100BaseTX
- Fa0/13 notconnect 1 auto auto 10/100BaseTX
- Fa0/14 jiajing notconnect 1 auto auto 10/100BaseTX
- Fa0/15 10.10.2.153-sw notconnect 1 auto auto 10/100BaseTX
- Fa0/16 Jessica.gao notconnect 1 auto auto 10/100BaseTX
- Fa0/17 cody.guo notconnect 1 auto auto 10/100BaseTX
- Fa0/18 Stefan.long notconnect 1 auto auto 10/100BaseTX
- Fa0/19 notconnect 1 auto auto 10/100BaseTX
- Fa0/20 dongdong notconnect 1 auto auto 10/100BaseTX
- Fa0/21 notconnect 1 auto auto 10/100BaseTX
- Fa0/22 router-10.10.2.190 notconnect 1 auto auto 10/100BaseTX
- Fa0/23 notconnect 1 auto auto 10/100BaseTX
- Fa0/24 notconnect 100 auto auto 10/100BaseTX
- Gi0/1 notconnect 1 auto auto Not Present
- Gi0/2 notconnect 1 auto auto Not Present
- switch#
- switch#
- switch#
2、查看arp信息[plain] view plain copy
- switch#show arp
- Protocol Address Age (min) Hardware Addr Type Interface
- Internet 10.10.2.1 0 0090.7f84.5094 ARPA Vlan1
- Internet 10.10.2.68 0 c03f.d538.c492 ARPA Vlan1
- Internet 10.10.2.138 0 d43d.7e20.109d ARPA Vlan1
- Internet 10.10.2.170 0 3c97.0efd.b361 ARPA Vlan1
- Internet 10.10.2.201 1 0021.8509.fb82 ARPA Vlan1
- Internet 10.10.2.220 129 2851.3201.104f ARPA Vlan1
- Internet 10.10.2.221 50 2851.3201.2498 ARPA Vlan1
- Internet 10.10.2.246 0 0022.4612.3c56 ARPA Vlan1
- Internet 10.10.2.250 0 000f.e2d3.9d75 ARPA Vlan1
- Internet 10.10.2.253 - 001f.9e74.cd40 ARPA Vlan1
- switch#
- switch#
- switch#
3、查看mac信息[plain] view plain copy
- switch#show mac address-table
- Mac Address Table
- -------------------------------------------
-
- Vlan Mac Address Type Ports
- ---- ----------- -------- -----
- All 0100.0ccc.cccc STATIC CPU
- All 0100.0ccc.cccd STATIC CPU
- All 0180.c200.0000 STATIC CPU
- All 0180.c200.0001 STATIC CPU
- All 0180.c200.0002 STATIC CPU
- All 0180.c200.0003 STATIC CPU
- All 0180.c200.0004 STATIC CPU
- All 0180.c200.0005 STATIC CPU
- All 0180.c200.0006 STATIC CPU
- All 0180.c200.0007 STATIC CPU
- All 0180.c200.0008 STATIC CPU
- All 0180.c200.0009 STATIC CPU
- All 0180.c200.000a STATIC CPU
- All 0180.c200.000b STATIC CPU
- All 0180.c200.000c STATIC CPU
- All 0180.c200.000d STATIC CPU
- All 0180.c200.000e STATIC CPU
- All 0180.c200.000f STATIC CPU
- All 0180.c200.0010 STATIC CPU
- All ffff.ffff.ffff STATIC CPU
- 1 0001.6c44.08ec DYNAMIC Fa0/3
- 1 000f.e207.f2e0 DYNAMIC Fa0/3
- 1 000f.e2d3.9d75 DYNAMIC Fa0/3
- 1 0013.7240.0bfd DYNAMIC Fa0/3
- 1 0021.8509.fb82 DYNAMIC Fa0/3
- 1 0022.4612.3c56 DYNAMIC Fa0/3
- 1 0025.115a.b932 DYNAMIC Fa0/3
- 1 0025.11a7.9034 DYNAMIC Fa0/3
- 1 0090.7f84.5094 DYNAMIC Fa0/3
- 1 00e0.4c30.fd56 DYNAMIC Fa0/3
- 1 2851.3201.2498 DYNAMIC Fa0/1
- 1 3c97.0efd.b361 DYNAMIC Fa0/3
- 1 7427.eace.90dd DYNAMIC Fa0/3
- 1 7427.eace.9259 DYNAMIC Fa0/3
- 1 782b.cb13.621d DYNAMIC Fa0/3
- 1 8c89.a5e9.8317 DYNAMIC Fa0/3
- 1 8c89.a5e9.85ca DYNAMIC Fa0/3
- 1 b051.8e01.704c DYNAMIC Fa0/3
- 1 b051.8e02.08a9 DYNAMIC Fa0/3
- 1 c03f.d538.c492 DYNAMIC Fa0/3
- 1 c89c.dcb9.7f01 DYNAMIC Fa0/3
- 1 d43d.7e20.0c0a DYNAMIC Fa0/3
- 1 d43d.7e20.0c0c DYNAMIC Fa0/3
- 1 d43d.7e20.109d DYNAMIC Fa0/3
- 1 d4be.d9d5.077d DYNAMIC Fa0/3
- 1 d4be.d9db.17a9 DYNAMIC Fa0/3
- 1 f0de.f1f5.e388 DYNAMIC Fa0/3
- 100 0025.115a.b92f DYNAMIC Fa0/8
- Total Mac Addresses for this criterion: 48
- switch#
4、查看配置[plain] view plain copy
- switch#show running-config
这里输入的信息会很多,在cisco上一般不会一次输出完整,这时候可以使用[plain] view plain copy
这样就可以一次查看所有信息了
5、查看交换机进程信息 [plain] view plain copy
在输入命令的时候,可以使用tab键进行补全!
先到这里,敬请期待下一篇【配置篇】
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