• POE调试案例


    • 连接设备
    1. 工具准备
    1. A线:U口转串口(9针)一条,

    安装驱动(win7的话,找一个可以联网的环境,让它自动联网更新)

    1. B线:网口转串口(9孔)一条(一定使用原厂自带的)

    1. CRT软件(原有调SMC的4.0版本就OK)
    2. POE设备及电源线
    3. 1.25光模块X2,双方头尾纤一条
    1. 连接过程

    1. POE的调试口连B线网口,B线串口(9孔)接A线串口(9针),A线U口连电脑
    2. 1.25光模块插POE第3口,连双方头尾纤到PTN设备(提前通知PTN督导加好数据)
    3. 第一台SMC设备连5口,第二台SMC设备连6口,依次向下排
    4. POE加电后3-5秒后SYS灯慢闪,POW灯长亮

    • 连接调试
    1. 我的电脑-属性-串口设置-看自己的串口是几;然后打开CRT进行连接设置

    点击Connect,接入

    1. 参数配置(现场配置两个SMCvlan分别为1523,1524

    总体来说就是配置3个(一个光口,2个SCM电口)端口,都改为trunk模式,并添加VLAN。

    下面打印消息中标黄的为需要手动输入的命令,标绿的为查询结果

    1. 输入账号密码

    Username: admin

    Password:(输入admin由于不显示,请输入的时候注意不要输入错误)

    1. 敲入两条命令进入CONFIG模式

    Switch>enab

    Switch#Jan  1 01:12:33 User admin enter privilege mode from console 0, level = 15

      

    Switch#

    Switch#config

    Switch_config#

    1. 配置光口

    Switch_config#int g0/3(进入3口-光口)

    Switch_config_g0/3#switchport mode trunk(修改这个口为trunk模式)              

    Switch_config_g0/3#switchport trunk vlan-allowed 1,1523,1524(允许这个口通过的VLAN)

    Switch_config_g0/3#speed 1000(配置端口速率为强制千兆)沟通本溪地市PTN督导后得知,传输设备端口支持自适应,所以这条命令不用下发,略过即可。

    Switch_config_g0/3#exit(退出端口)

    Switch_config#vlan 1523,1524(创建这两个VLAN)

    Creating VLAN(s),please wait...

    OK!

    1. 配置电口(用于连接SMC

    Switch_config#int g0/5(进入端口5)

    Switch_config_g0/5#switchport mode trunk(修改5口为trunk模式)

    Switch_config_g0/5#switchport trunk vlan-allowed 1,1523(允许5口通过的Vlan)

    Switch_config_g0/5#exit(退出5口)

    Switch_config#int g0/6(进入端口6)

    Switch_config_g0/6#switchport mode trunk(修改6口为trunk模式)              

    Switch_config_g0/6#switchport trunk vlan-allowed 1,1524(允许6口通过的Vlan)

    Switch_config_g0/6#exit(退出6口)

    1. 检查配置结果

    Switch_config#show run(查看配置信息)

    Building configuration...

    Current configuration:

    !

    !version 2.1.1A build 13295

    service timestamps log date

    service timestamps debug date

    !

    !

    !

    !

    !

    !

    !

    spanning-tree mode rstp

    !

    !

    !

    !

    !

    !

    !

    !

    !

    !

    !

    aaa authentication login default local

    aaa authentication enable default none

    aaa authorization exec default local

    !         (敲入show run命令后,就打印到这里,前面显示more-,想看后面的打印信息需要继续敲回车

    username admin password 0 admin

    !        

    !        

    !        

    interface GigaEthernet0/1

     switchport mode trunk

    !        

    interface GigaEthernet0/2

    !        

    interface GigaEthernet0/3

     switchport trunk vlan-allowed 1,1523-1524(已经创建的Vlan)

     switchport mode trunk(端口模式为trunk)

    !        

    interface GigaEthernet0/4

    !        

    interface GigaEthernet0/5

     switchport trunk vlan-allowed 1,1523

     switchport mode trunk

    !        

    interface GigaEthernet0/6

     switchport trunk vlan-allowed 1,1524

     switchport mode trunk

    !        

    interface GigaEthernet0/7

    !        

    interface GigaEthernet0/8

    !        

    interface GigaEthernet0/9

    !        

    interface GigaEthernet0/10

    !        

    interface GigaEthernet0/11

    !        

    interface GigaEthernet0/12

    !        

    interface VLAN1

     ip address 192.168.0.1 255.255.255.0(POE自身IP地址)

    !        

    !        

    !        

    vlan 1,1523-1524

    !        

    !        

    !        

    !        

    !        

    !        

    ip http language chinese

    ip http server

    !        

    !        

    !        

    !        

    !        

    Switch_config#

    Switch_config#

    Switch_config#

    Switch_config#show port(查看端口信息)

    switch port:

    port 1: rx:0          tx:0          | port 2: rx:0          tx:0        

    port 3: rx:4608       tx:3021       | port 4: rx:0          tx:0        

    port 5: rx:2083       tx:3403       | port 6: rx:982        tx:1833     

    port 7: rx:0          tx:0          | port 8: rx:0          tx:0        

    port 9: rx:0          tx:0          | port10: rx:0          tx:0        

    port11: rx:0          tx:0          | port12: rx:0          tx:0     

    (查看端口数据流量,有收发数据就OK,每次刷新数据都会累加)

    Switch_config#

    1. 保存结果

    Switch_config#wr

    Saving current configuration...

    OK!

    最好等SMC都起来,并测试正常的情况下,下发保存命令。1.如果命令下发前检查发现参数错误,可以重启POE设备进行重新配置,重启前的设置都不生效。2.测试结果都OK的情况下,下发这条命令进行保存,即使重启也会保留设置)

    • 注意事项:
    1. 使用CRT软件连接POE设备后,敲几下回车,会提示输入账号(账号,密码统一为admin)
    2. 配置POE的时候尽量不连接传输线和SMC的网线,这样操作界面会“干净”一些
    3. 一定注意使用厂家原装的数据线否则无法接入
    • 遇到问题的检测方法

    使用show命令查看端口或者VLAN状态:

               

         在测试主机和网络的连通性是我们可以正常的使用ping

                   

           使用traceroute探测路由

                

     使用show int 查看端口详情,看每个端口配置及是否存在丢包或者端口故障

    Switch#config

    Switch_config#show int

    GigaEthernet0/1 is down, line protocol is down1网口没配数据,没有物理连接,所以DOWN

      Ifindex is 1, unique port number is 1

      Hardware is Giga-TX, address is 00e0.0fe5.fa5b (bia 00e0.0fe5.fa5b)

      MTU 1500 bytes, BW 1000000 kbit, DLY 10 usec

      Encapsulation ARPA

      Auto-duplex,  Auto-speed,  Flow-Control Off

      5 minutes input rate 0 bits/sec, 0 packets/sec

      5 minutes output rate 0 bits/sec, 0 packets/sec

         Received 0 packets, 0 bytes

         0 broadcasts, 0 multicasts

         0 discard, 0 error, 0 PAUSE

         0 align, 0 FCS, 0 symbol

         0 jabber, 0 oversize, 0 undersize

         0 carriersense, 0 collision, 0 fragment

         0 L3 packets, 0 discards, 0 Header errors

         Transmited 0 packets, 0 bytes

         0 broadcasts, 0 multicasts

         0 discard, 0 error, 0 PAUSE

         0 sqettest, 0 deferred, 0 oversize

         0 single, 0 multiple, 0 excessive, 0 late

         0 L3 forwards

    GigaEthernet0/2 is down, line protocol is down

      Ifindex is 2, unique port number is 2

      Hardware is Giga-TX, address is 00e0.0fe5.fa5c (bia 00e0.0fe5.fa5c)

      MTU 1500 bytes, BW 1000000 kbit, DLY 10 usec

      Encapsulation ARPA

      Auto-duplex,  Auto-speed,  Flow-Control Off

      5 minutes input rate 0 bits/sec, 0 packets/sec

      5 minutes output rate 0 bits/sec, 0 packets/sec

         Received 0 packets, 0 bytes

         0 broadcasts, 0 multicasts

         0 discard, 0 error, 0 PAUSE

         0 align, 0 FCS, 0 symbol

         0 jabber, 0 oversize, 0 undersize

         0 carriersense, 0 collision, 0 fragment

         0 L3 packets, 0 discards, 0 Header errors

         Transmited 0 packets, 0 bytes

         0 broadcasts, 0 multicasts

         0 discard, 0 error, 0 PAUSE

         0 sqettest, 0 deferred, 0 oversize

         0 single, 0 multiple, 0 excessive, 0 late

         0 L3 forwards

    GigaEthernet0/3 is up, line protocol is up(与PTN光口相连,并建立成功,UP

      Ifindex is 3, unique port number is 3

      Hardware is Giga-FX, address is 00e0.0fe5.fa5d (bia 00e0.0fe5.fa5d)

      MTU 1500 bytes, BW 1000000 kbit, DLY 10 usec

      Encapsulation ARPA

      Full-duplex,  Auto-Speed(1000Mb/s),  Flow-Control Off(自适应千兆口,不限速)

      5 minutes input rate 12594 bits/sec, 13 packets/sec5分钟内,平均速率,收)

      5 minutes output rate 5762 bits/sec, 9 packets/sec5分钟内,平均速率,发)

         Received 2276820 packets, 2952528229 bytes(总收发包)

         0 broadcasts, 409 multicasts

         2812 discard, 0 error, 0 PAUSEdiscard=丢弃包,多次刷新查看该值是否增长,不增长的话则认为这个值是初始插光纤的时候产生的,否则就存在丢包,会影响速率)

         0 align, 0 FCS, 0 symbol

         0 jabber, 0 oversize, 0 undersize

         0 carriersense, 0 collision, 0 fragment

         0 L3 packets, 0 discards, 0 Header errors

         Transmited 730316 packets, 78670607 bytes

         3515 broadcasts, 5962 multicasts

         6 discard, 0 error, 0 PAUSE

         0 sqettest, 0 deferred, 0 oversize

         0 single, 0 multiple, 0 excessive, 0 late

         0 L3 forwards

    GigaEthernet0/4 is down, line protocol is down

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  • 原文地址:https://blog.csdn.net/TXNMG/article/details/127646984