常见大中型网络WLAN基本业务实例

组网图形

大中型WLAN网络简介

  • 本文介绍的WLAN网络是指利用频率为2.4GHz或5GHz的射频信号作为传输介质的无线局域网,相对于有线网络的铺设成本高,不便于网络调整和扩展、位置固定,移动性差等缺点,WLAN网络以其低廉的铺设成本、便捷的网络调整和扩展、灵活的可移动性获得了越来越广泛的应用。

组网需求

  • 图1 ,AC连接园区出口网关Router,并通过PoE交换机与AP连接,PoE交换机为AP供电。
  • 用户希望通过WLAN部署,提供名为“test”的无线网络方便用户随时随地接入。同时,用户希望通过路由器Router来做DHCP Server为用户提供10.10.10.0/24网段的IP地址,并在AC上对用户进行集中控制和管理。

配置思路

  • 1.配置AP、AC和上层网络设备之间实现网络互通。
  • 2.在AC上配置基于接口的DHCP服务器为AP分配IP地址,同时配置AC作为DHCP中继,由AC连接的路由器为STA分配IP地址。
  • 3.配置WLAN基本业务,保证用户能够通过WLAN网络接入Internet。

操作步骤

  • 1. 在AC上配置NAC模式为统一模式(缺省值,不需配置)。配置SwitchA和AC,使AP与AC之间能够传输CAPWAP报文

# 配置SwitchA连接AP的接口GE0/0/1加入VLAN100(管理VLAN),SwitchA连接AC的接口GE0/0/2加入VLAN100。

 system-view
[HUAWEI] sysname SwitchA
[SwitchA] vlan batch 100
[SwitchA] interface gigabitethernet 0/0/1
[SwitchA-GigabitEthernet0/0/1] port link-type trunk
[SwitchA-GigabitEthernet0/0/1] port trunk pvid vlan 100
[SwitchA-GigabitEthernet0/0/1] port trunk allow-pass vlan 100
[SwitchA-GigabitEthernet0/0/1] quit
[SwitchA] interface gigabitethernet 0/0/2
[SwitchA-GigabitEthernet0/0/2] port link-type trunk
[SwitchA-GigabitEthernet0/0/2] port trunk allow-pass vlan 100
[SwitchA-GigabitEthernet0/0/2] quit

# 配置AC连接SwitchA的接口GE1/0/1加入VLAN100。

[HUAWEI] sysname AC
[AC] vlan batch 100
[AC] interface gigabitethernet 1/0/1
[AC-GigabitEthernet1/0/1] port link-type trunk
[AC-GigabitEthernet1/0/1] port trunk allow-pass vlan 100
[AC-GigabitEthernet1/0/1] quit
  •  2. 配置AC与上层网络设备互通

# 配置VLANIF101(业务VLAN)和VLANIF102。

[AC] vlan batch 101 102
[AC] interface vlanif 101
[AC-Vlanif101] ip address 10.10.10.1 24
[AC-Vlanif101] quit
[AC] interface vlanif 102
[AC-Vlanif102] ip address 10.11.10.2 24
[AC-Vlanif102] quit

# 配置AC的缺省路由。

[AC] ip route-static 0.0.0.0 0.0.0.0 10.11.10.1  //配置缺省路由指向Router

# 配置AC连接Router的接口GE1/0/2加入VLAN102。

[AC] interface gigabitethernet 1/0/2
[AC-GigabitEthernet1/0/2] port link-type trunk
[AC-GigabitEthernet1/0/2] port trunk allow-pass vlan 102
[AC-GigabitEthernet1/0/2] quit
  •  3. 配置AC给AP分配IP地址,Router给STA分配IP地址。

# 配置AC通过接口地址池为AP分配IP地址。

[AC] dhcp enable
[AC] interface vlanif 100
[AC-Vlanif100] ip address 192.168.10.1 24
[AC-Vlanif100] dhcp select interface  //配置基于接口的地址池
[AC-Vlanif100] quit

# 配置AC作为DHCP中继并使能DHCP中继探测用户表项功能。

[AC] interface vlanif 101
[AC-Vlanif101] dhcp select relay  //配置DHCP中继功能
[AC-Vlanif101] dhcp relay server-ip 10.11.10.1  //配置DHCP中继所代理的DHCP服务器地址为Router上的IP地址10.11.10.1
[AC-Vlanif101] quit

# 配置Router作为DHCP服务器为STA分配IP地址。

 system-view
[Huawei] sysname Router
[Router] dhcp enable
[Router] ip pool sta  //配置地址池为STA分配IP地址
[Router-ip-pool-sta] gateway-list 10.10.10.1
[Router-ip-pool-sta] network 10.10.10.0 mask 24
[Router-ip-pool-sta] quit
[Router] vlan batch 102
[Router] interface vlanif 102
[Router-Vlanif102] ip address 10.11.10.1 24
[Router-Vlanif102] dhcp select global  //配置全局的地址池
[Router-Vlanif102] quit
[Router] interface gigabitethernet 2/0/0
[Router-GigabitEthernet2/0/0] port link-type trunk
[Router-GigabitEthernet2/0/0] port trunk allow-pass vlan 102
[Router-GigabitEthernet2/0/0] quit
[Router] ip route-static 10.10.10.0 24 10.11.10.2  //配置Router到达10.10.10.0/24网段的路由
  •  4.配置AC的系统参数

# 配置AC的国家码。

[AC] wlan ac-global country-code cn
Warning: Modify the country code may delete configuration on those AP which use 
the global country code and reset them, continue?[Y/N]:y

# 配置AC ID和运营商标识。

[AC] wlan ac-global ac id 1 carrier id other  //AC ID缺省为0,修改为1

# 配置AC的源接口。

[AC] wlan
[AC-wlan-view] wlan ac source interface vlanif 100
  •  5.在AC上管理AP

# 现场获取AP的MAC地址后,查看AP的设备类型ID。

[AC-wlan-view] display ap-type all
  All AP types information:     
  ------------------------------------------------------------------------------
  ID     Type                   
  ------------------------------------------------------------------------------
  17     AP6010SN-GN            
  19     AP6010DN-AGN           
  21     AP6310SN-GN            
  23     AP6510DN-AGN           
  25     AP6610DN-AGN           
  27     AP7110SN-GN            
  28     AP7110DN-AGN           
  29     AP5010SN-GN            
  30     AP5010DN-AGN           
  31     AP3010DN-AGN           
  33     AP6510DN-AGN-US        
  34     AP6610DN-AGN-US        
  35     AP5030DN               
  36     AP5130DN               
  37     AP7030DE                                                               
  38     AP2010DN                                                               
  39     AP8130DN                                                               
  40     AP8030DN                                                               
  42     AP9330DN                                                               
  43     AP4030DN                                                               
  44     AP4130DN                                                               
  45     AP3030DN                                                               
  46     AP2030DN                                                               
  ------------------------------------------------------------------------------
  Total number: 23

# 配置AP认证模式为MAC地址认证(缺省值,不需配置)。根据查询到的AP设备类型ID,离线添加AP。假设AP的类型为AP6010DN-AGN,其MAC地址为60de-4476-e360。

[AC-wlan-view] ap id 0 type-id 19 mac 60de-4476-e360
[AC-wlan-ap-0] quit

# 配置AP域并将AP加入到AP域。

[AC-wlan-view] ap-region id 10  //新建AP域10
[AC-wlan-ap-region-10] quit
[AC-wlan-view] ap id 0
[AC-wlan-ap-0] region-id 10  //将AP加入域10
[AC-wlan-ap-0] quit

# 将AP上电后,可以查看到AP的“AP State”字段为“normal”。

[AC-wlan-view] display ap all 
  All AP information:           
  Normal[1],Fault[0],Commit-failed[0],Committing[0],Config[0],Download[0]       
  Config-failed[0],Standby[0],Type-not-match[0],Ver-mismatch[0]            
  ------------------------------------------------------------------------------
  AP    AP               AP              Profile   AP              AP           
                                         /Region                                
  ID    Type             MAC             ID        State           Sysname      
  ------------------------------------------------------------------------------
  0     AP6010DN-AGN     60de-4476-e360  0/10      normal          ap-0         
  ------------------------------------------------------------------------------
  Total number: 1,printed: 1
  •  6.配置WLAN业务参数

# 创建名为“wmm”的WMM模板。

[AC-wlan-view] wmm-profile name wmm id 1
[AC-wlan-wmm-prof-wmm] quit

# 创建名为“radio”的射频模板,绑定WMM模板“wmm”。

[AC-wlan-view] radio-profile name radio id 1 
[AC-wlan-radio-prof-radio] wmm-profile name wmm 
[AC-wlan-radio-prof-radio] quit
[AC-wlan-view] quit

# 创建WLAN-ESS接口1。

[AC] interface wlan-ess 1
[AC-Wlan-Ess1] port trunk allow-pass vlan 101
[AC-Wlan-Ess1] quit

# 创建名为“security”的安全模板。

[AC] wlan
[AC-wlan-view] security-profile name security id 1
[AC-wlan-sec-prof-security] security-policy wpa2  //配置安全策略为WPA2
[AC-wlan-sec-prof-security] wpa2 authentication-method psk pass-phrase cipher huawei123 encryption-method ccmp  //配置加密方式为PSK+CCMP
[AC-wlan-sec-prof-security] quit

# 创建名为“traffic”的流量模板。

[AC-wlan-view] traffic-profile name traffic id 1
[AC-wlan-traffic-prof-traffic] quit

# 创建名为“test”的服务集并绑定WLAN-ESS接口、安全模板和流量模板。

[AC-wlan-view] service-set name test id 1
[AC-wlan-service-set-test] ssid test  //配置SSID名称为test
[AC-wlan-service-set-test] wlan-ess 1 
[AC-wlan-service-set-test] security-profile name security
[AC-wlan-service-set-test] traffic-profile name traffic
[AC-wlan-service-set-test] service-vlan 101  //缺省情况下服务集的VLAN ID为1,修改服务集的VLAN ID为101
[AC-wlan-service-set-test] forward-mode tunnel  //配置业务转发模式为隧道转发
[AC-wlan-service-set-test] quit
  •  7.配置VAP并下发

# 配置VAP。

[AC-wlan-view] ap 0 radio 0
[AC-wlan-radio-0/0] radio-profile name radio  //配置射频模板绑定到射频上
[AC-wlan-radio-0/0] service-set name test  //配置服务集绑定到射频上
[AC-wlan-radio-0/0] quit

# 提交配置。

[AC-wlan-view] commit ap 0
Warning: Committing configuration may cause service interruption, continue?[Y/N]
:y
  •  8.验证配置结果

配置完成后,通过 display vap ap 0 radio 0 命令,可以查看到VAP已创建成功。

[AC-wlan-view] display vap ap 0 radio 0
  All VAP Information(Total-1):                                                 
  SS: Service-set     BP: Bridge-profile     MP: Mesh-profile                   
  ----------------------------------------------------------------------        
  AP ID  Radio ID  SS ID  BP ID  MP ID  WLAN ID  BSSID           Type           
  ----------------------------------------------------------------------
  0      0         1      -      -      1        60DE-4476-E360  service        
  ----------------------------------------------------------------------
  Total: 1

STA搜索到名为“test”的无线网络并关联后,无线PC能够被分配相应的IP地址,用户输入预共享密钥可以访问无线网络,在AC上执行 display station assoc-info 命令,可以查看到用户已经接入到无线网络“test”中。

[AC-wlan-view] display station assoc-info ap 0 radio 0
  ------------------------------------------------------------------------------
  STA MAC          AP ID   RADIO ID  SS ID    SSID 
  ------------------------------------------------------------------------------
  9021-55dc-3e17   0       0         1        test
  ------------------------------------------------------------------------------
  Total stations: 1
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