AC WX5540H(V7)在公网上,地址XXX.XXX.XXX.XXX,中间连接飞鱼星路由器和汇聚交换机,接8个同型号AP WA4320(V5)。AC的版本为5208P03,AP采用三层跨公网注册方式,并手工指定AC地址。现场表示,8个AP有两个无法注册到AC上。
在AC上查看AP的注册信息
display wlan ap all
ttlx-1 70 R/M WA4320 219801A0UE8175E04251
ttlx-2 71 R/M WA4320 219801A0UE8175E01588
ttlx-3 72 I WA4320 219801A0UE8175E01648
ttlx-4 73 R/M WA4320 219801A0UE8175E01329
ttlx-5 74 R/M WA4320 219801A0UE8175E03084
ttlx-6 75 IL WA4320 219801A0UE8175E03103
ttlx-7 76 R/M WA4320 219801A0UE8175E13428
ttlx-8 77 R/M WA4320 219801A0UE8175E03358
一、ttlx-6 AP情况
AP ping AC以及AP ping 网关均能ping通且无丢包。
<WA4320> ping XXX.XXX.XXX.XXX
PING XXX.XXX.XXX.XXX: 56 data bytes, press CTRL_C to break
Reply from XXX.XXX.XXX.XXX: bytes=56 Sequence=0 ttl=128 time=3 ms
Reply from XXX.XXX.XXX.XXX: bytes=56 Sequence=1 ttl=128 time=3 ms
Reply from XXX.XXX.XXX.XXX: bytes=56 Sequence=2 ttl=128 time=3 ms
Reply from XXX.XXX.XXX.XXX: bytes=56 Sequence=3 ttl=128 time=3 ms
Reply from XXX.XXX.XXX.XXX: bytes=56 Sequence=4 ttl=128 time=3 ms
--- XXX.XXX.XXX.XXX ping statistics ---
5 packet(s) transmitted
<WA4320> ping 192.168.0.1
PING 192.168.0.1: 56 data bytes, press CTRL_C to break
Reply from 192.168.0.1: bytes=56 Sequence=0 ttl=64 time=1 ms
Reply from 192.168.0.1: bytes=56 Sequence=1 ttl=64 time=17 ms
Reply from 192.168.0.1: bytes=56 Sequence=2 ttl=64 time=5 ms
Reply from 192.168.0.1: bytes=56 Sequence=3 ttl=64 time=1 ms
Reply from 192.168.0.1: bytes=56 Sequence=4 ttl=64 time=1 ms
--- 192.168.0.1 ping statistics ---
5 packet(s) transmitted
5 packet(s) received
0.00% packet loss
round-trip min/avg/max = 1/5/17 ms
查看AP上的诊断信息,显示AC并没有回应AP的单播发现请求。
No AC has responded to the Unicast Discovery request.
%Apr 26 12:00:45:348 2000 WA4320 SHELL/6/SHELL_CMD: -Task=co0-IPAddr=**-User=**; Command is ping XXX.XXX.XXX.XXX
%Apr 26 12:00:46:401 2000 WA4320 PING/6/PING_LOG: XXX.XXX.XXX.XXX ping statistics: 5 packet(s) transmitted; 5 packet(s) received; packet loss: 0.00%; round-trip min/avg/max = 3/3/4 ms.
%Apr 26 12:00:47:696 2000 WA4320 LLDP/6/LLDP_CREATE_NEIGHBOR: New neighbor created on Port GigabitEthernet1/0/1 (IfIndex 9437184), Chassis ID is 60da-8364-3540, Port ID is GigabitEthernet1/0/1.
%Apr 26 12:00:48:391 2000 WA4320 LWPC/4/LWPC_UDISC_NO_AC_RESPOND:
No AC has responded to the Unicast Discovery request.
%Apr 26 12:00:57:270 2000 WA4320 WMSH/6/WMESH_EXIT_ZERO_CFG_STATE: The device has exited zero configuration state.
%Apr 26 12:01:02:282 2000 WA4320 WMSH/6/WMESH_ENTER_ZERO_CFG_STATE: The device has entered zero configuration state.
%Apr 26 12:01:34:198 2000 WA4320 LWPC/4/LWPC_UDISC_NO_AC_RESPOND:
No AC has responded to the Unicast Discovery request.
5 packet(s) received
0.00% packet loss
round-trip min/avg/max = 3/3/3 ms
ap现象:ttlx-6,ac上的ap状态长期为IL,ap设备上看,ap处于discovery状态,ap发的discovery 请求报文无ac响应,导致ap无法上线。
经研发定位为AC有bug导致AC上的ap状态机出错,状态始终处于IL版本下载阶段,并且不响应ap的其他请求报文。
二、ttlx3 ap现象:ttlx-3, ac上该AP处于I状态,重新连接线路,串口登ap时,发现该ap正处于V7中间版本进行升级正式版本的阶段。
远程观察了几分钟,ap正常升级正式版本后,ap启动后正常升级成功0803并上线成功,后来没有其他异常。因此这个ap之前为是链路有问题,现场早期的调试信息没有搜到该ap的定位信息。
通过操作ap模板,删除ap模板重新配置,手工恢复ac上的ap状态后,ap迅速完成版本升级并上线。
V5 AP注册到V7 AC上,由于中间需要经历V5升级到V7,再升级到最终版本的过程。新增AP涉及升级的,如果卡在IL状态,可以采取删除ap model重新配置的方法解决。
经产品线和研发确认,AC升级到最新版5207、5207P01、5208版本可以解决AC的以上bug。
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