Troubleshooting Tip: FortiAP commands to validate FortiGate Wifi Controller 1+1 fast failover

[sachitdas_FTNT]

Description	This article describes how to verify from the FortiAP whether the FortiGate WiFi Controller 1+1 fast failover is functioning correctly.
Scope	FortiAP, FortiGate v7.2.x and above.
Solution	Refer 1+1 fast failover configuration using the below link: FortiGate WiFi controller 1+1 fast failover example FortiAP will show 'run' on primary FortiGate and 'run-standby' on Secondary FortiGate. Commands to check on FortiAP: FortiAP# cw_diag -c ha Current AC: 192.168.20.1:5246 pri 1 WC fast failover AC mode : 2 WC fast failover peer cnt: 1 Discovered AC list:     ip=192.168.20.2 allow=1 pri=2 dtls=3 wtp=0/4096 sta=0/65535     ip=192.168.20.1 allow=1 pri=1 dtls=3 wtp=3/4096 sta=0/65535 FortiAP# cw_diag -c acs ACS 0 info     wcha info            : mode=2 max=10 wait=10 peer_cnt=1     acPri                : 1     peer-00              : FG3K2D3Z1580xxxx ip=192.168.20.2:5246 pri=2 pstate=1     fsm-state            : RUN 3584     ac-ip-addr           : 192.168.20.1:5246,5247        BROADCAST     ac-name              : FG1K5D3I1580xxxx ACS 1 info     wcha info            : mode=2 max=10 wait=10 peer_cnt=1     acPri                : 2     peer-00              : FG1K5D3I1580xxxx ip=192.168.20.1:5246 pri=1 pstate=1     fsm-state            : RUN_STANDBY 711     ac-ip-addr           : 192.168.20.2:5246,5247        BROADCAST     ac-name              : FG3K2D3Z1580xxxx AC candidate info:    AC-00 192.168.20.2:5246 2 available 1 score 696310.00 dtlsPolicy clear  allow 1 skip 0 until 0 curr 4438    AC-01 192.168.20.1:5246 1 available 1 score 656671.31 dtlsPolicy clear  allow 1 skip 0 until 0 curr 4438 FortiAP# kinfo Ctrl Sess: ac=192.168.20.1:5246 Mesh Ether Type: 0x2233 Data Sess: ac=192.168.20.1:5247 wtp=192.168.20.13:52744 ether_mode=Ether II sec=0 skip_cwol=0 After the failover, the control and data sessions should move to the secondary FortiGate, and the output of the command 'kinfo' should show 'ac=192.168.20.2'.