AC和DHCP服务器旁挂交换机,交换机下联AP
AP三层注册无法上线
AP三层注册无法上线
查看AP可以正常获取到对应地址,但是无法上线,看DHCP服务器也下发了Option 43属性
<H3C>display dhcp client verbose
Vlan-interface1 DHCP client information:
Current state: BOUND
Allocated IP: 192.168.X.X 255.255.255.0
Allocated lease: 691200 seconds, T1: 291377 seconds, T2: 604800 seconds
Lease from May 21 04:01:43 2024 to May 29 04:01:43 2024
DHCP server: 192.168.X.X
Transaction ID: 0xc2ae226b
Default router: 192.168.X.X
DNS servers: 192.168.X.X 210.22.X.X
Option43 all: 800B0000020AFEFE6D0AFEFE6E
Client ID type: mac-address(type value=01)
Client ID value: 00dd-xxxx-xxxx
Client ID (with type) hex: 0100-XXXX-XXXX-XX
T1 will timeout in 3 days 8 hours 53 minutes 17 seconds
测试在AP上手动指定AC地址也可以正常上线,debug wlan capwap all 查看交互发现AP获取地址后还是想组播地址发送上线请求。
*May 21 05:21:04:194 2024 H3C CWC/7/SND_PKT: Sent discovery request with SeqNum 0 to AC 224.0.1.140:5246.
*May 21 05:21:04:194 2024 H3C CWC/7/SND_PKT: Verbose info for discovery request sent to AC 224.0.1.140:5246, length=170.
00 10 02 00 00 00 00 00 00 00 00 01 00 00 9D 00
00 14 00 01 00 00 26 00 3C 00 00 63 A2 00 00 00
09 57 41 35 33 32 30 2D 53 49 00 01 00 14 32 31
39 38 30 31 41 31 42 33 38 32 31 42 45 30 30 36
42 4A 00 03 00 05 56 65 72 2E 41 00 04 00 06 00
DD B6 AC 72 60 00 27 00 28 04 04 01 01 00 00 00
00 63 A2 00 00 00 01 42 00 00 63 A2 00 01 00 05
52 32 34 37 33 00 00 63 A2 00 02 00 04 37 2E 33
31 00 29 00 01 0E 00 2C 00 01 02 04 18 00 05 01
00 00 00 0A 04 18 00 05 02 00 00 00 6D 00 25 00
09 00 00 63 A2 10 6B 00 01 00
怀疑option 43下发的有问题,现场DHCP服务器为微软服务器,查看对应Option 43配置
发现对应的二进制中写错了Option 43属性
改成如下HEX后AP正常上线
按照如上配置Option 43 HEX属性后正常。
该案例暂时没有网友评论
✖
案例意见反馈
亲~登录后才可以操作哦!
确定你的邮箱还未认证,请认证邮箱或绑定手机后进行当前操作