Hello Community,
there is an ASCOM VoIP phone Mac=00:01:3E:18:89:53 which is disconnecting sometimes from WLAN SSID with simple WPA2-PSK.
Does anyone have an idea why this happens? Have a look at part of show tech:
2022-05-13 08:42:39 info kernel: [wifi]: [CLT_CAPS]Remove scb<00:01:3e:18:89:53> in tailq
2022-05-13 08:42:38 info ah_auth: aaa: update RT sta: MAC=0001:3e18:8953, IPv6 address number =0, username= on wifi1.4
2022-05-13 08:42:38 info ah_auth: aaa: Station 0001:3e18:8953 ip 0.0.0.0 username n/a hostname I62-18-89-53 OS VoIP Device
2022-05-13 08:42:38 notice ah_auth: The IP address of station 0001:3e18:8953 changed from 0.0.0.0 to 10.189.209.140.
2022-05-13 08:42:38 info ah_auth: aaa: detect station(0001:3e18:8953) os(VoIP Device) via DHCP fingerprint
2022-05-13 08:42:38 info ah_auth: aaa: detect station(0001:3e18:8953) os(VoIP Device) via DHCP fingerprint
2022-05-13 08:42:37 info ah_auth: aaa: update RT sta: MAC=0001:3e18:8953, IPv6 address number =0, username= on wifi1.4
2022-05-13 08:42:37 info ah_auth: aaa: Station 0001:3e18:8953 ip 0.0.0.0 username n/a hostname n/a OS VoIP Device, flag = DHCP
2022-05-13 08:42:37 notice ah_auth: Station 0001:3e18:8953 was authenticated on 3485:844e:f5e7 through SSID GfI-VoIP vid 4.
2022-05-13 08:42:37 info ah_auth: aaa: detect station(0001:3e18:8953) os(VoIP Device) via DHCP fingerprint
2022-05-13 08:42:36 info kernel: [qos]: add qos user 0001:3e18:8953 idx 137 uppid 6
2022-05-13 08:42:36 info ah_auth: aaa: detect station(0001:3e18:8953) os(VoIP Device) via DHCP fingerprint
2022-05-13 08:42:35 info kernel: [mesh]: set proxy : 0001:3e18:8953 3485:844e:f5c0 wifi1.4 flag 0x1c03
2022-05-13 08:42:35 info amrp2: misc: set VLAN ID 4 for station 0001:3e18:8953
2022-05-13 08:42:35 info amrp2: l2routing: set proxy route: 0001:3e18:8953 -> 3485:844e:f5c0 ifp wifi1.4 upid 6 flag 0x1c03 monitor(0/0) pkt/sec ok
2022-05-13 08:42:35 info ah_auth: aaa: add new RT sta: MAC=0001:3e18:8953, IP=10.189.209.140, hostname=I62-18-89-53, username= on wifi1.4
2022-05-13 08:42:35 info ah_auth: aaa: [Auth]STA(0001:3e18:8953) login to SSID(wifi1.4) by user_name=
2022-05-13 08:42:35 info ah_auth: aaa: [Auth]: receive driver notification[0x8, WLC_E_ASSOC_IND] for Sta[0001:3e18:8953] at Hapd[3485:844e:f5e7, wifi1.4]
2022-05-13 08:42:35 info ah_bot: wifi: wifi1.4 alarm sta_join:0001:3e18:8953 sta
2022-05-13 08:42:35 warn ah_dcd: wifi: [CLT_CAPS]Invalid frame 1: Unknown IE(70)
2022-05-13 08:42:35 info kernel: [wifi]: [CLT_CAPS]wifi1.4: Add scb<00:01:3e:18:89:53>, waiting its probe req frame 2
2022-05-13 08:42:22 info ah_auth: aaa: [Auth]: receive driver notification[0x5, WLC_E_DEAUTH] for Sta[0001:3e18:8953] at Hapd[3485:844e:f5e4, wifi1.1]
2022-05-13 08:42:22 info ah_auth: aaa: sta 0001:3e18:8953 is disassociated from 3485:844e:f5e7(wifi1.4) in driver
2022-05-13 08:42:22 info ah_auth: aaa: [Auth]: receive driver notification[0x5, WLC_E_DEAUTH] for Sta[0001:3e18:8953] at Hapd[3485:844e:f5e7, wifi1.4]
2022-05-13 08:42:22 info kernel: [wifi]: wl1: wlc_txbf_delete_link_serve_ge128 STA 00:01:3e:18:89:53 doesn't have TxBF cap 0
2022-05-13 08:42:22 info ah_bot: wifi: wifi1.4 alarm sta_leave:0001:3e18:8953 info-0105 sta
2022-05-13 08:42:22 info ah_auth: aaa: sta 0001:3e18:8953 is disassociated from 3485:844e:f5e7(wifi1.4) in driver
2022-05-13 08:42:22 info ah_auth: aaa: [Auth]: receive driver notification[0x5, WLC_E_DEAUTH] for Sta[0001:3e18:8953] at Hapd[3485:844e:f5e7, wifi1.4]
2022-05-13 08:42:22 info ah_bot: wifi: wifi1.4 alarm sta_leave:0001:3e18:8953 info-0105 sta
2022-05-13 08:42:22 info kernel: [wifi]: wl1: wlc_txbf_delete_link_serve_ge128 STA 00:01:3e:18:89:53 doesn't have TxBF cap 0
2022-05-13 08:42:22 info kernel: [wifi]: wl1: wlc_txbf_delete_link_serve_ge128 STA 00:01:3e:18:89:53 doesn't have TxBF cap 0
2022-05-13 08:42:21 info kernel: [wifi]: [CLT_CAPS]Remove scb<00:01:3e:18:89:53> in tailq
2022-05-13 08:42:21 info ah_dcd: wifi: [CLT_CAPS]Send 3485:844e:f5e7[0001:3e18:8953] <PROBE REQ> trap successfully
2022-05-13 08:42:20 info ah_auth: aaa: Notify driver to disassoc 0001:3e18:8953 from wifi1.4
2022-05-13 08:42:20 info ah_auth: aaa: Try to disassoc 0001:3e18:8953 from 3485:844e:f5e7(wifi1.4) for ssid GfI-VoIP because of 4way handshake failure
2022-05-13 08:42:20 info ah_auth: aaa: STA(0001:3e18:8953) at 3485:844e:f5e7(wifi1.4, GfI-VoIP) EAPOL-Key timeout, wpa_ptk_state=7[WPA_PTK_PTKSTART(1/4)]
2022-05-13 08:42:16 info ah_auth: aaa: STA(0001:3e18:8953) at 3485:844e:f5e7(wifi1.4, GfI-VoIP) EAPOL-Key timeout, wpa_ptk_state=7[WPA_PTK_PTKSTART(1/4)]
2022-05-13 08:42:08 info ah_auth: aaa: [Auth]: receive driver notification[0x8, WLC_E_ASSOC_IND] for Sta[0001:3e18:8953] at Hapd[3485:844e:f5e7, wifi1.4]
2022-05-13 08:42:08 info ah_bot: wifi: wifi1.4 alarm sta_join:0001:3e18:8953 sta
2022-05-13 08:42:08 info kernel: [wifi]: [CLT_CAPS]wifi1.4: Add scb<00:01:3e:18:89:53>, waiting its probe req frame 2
2022-05-13 08:42:08 warn ah_dcd: wifi: [CLT_CAPS]Invalid frame 1: Unknown IE(70)
2022-05-13 08:42:07 info kernel: [wifi]: awe_wlc_scbfind for sta 0001:3e18:8953 failed
2022-05-13 08:42:07 info ah_auth: aaa: sta 0001:3e18:8953 is disassociated from 3485:844e:f5e7(wifi1.4) in driver
2022-05-13 08:42:07 info ah_auth: aaa: [Auth]: receive driver notification[0xc, WLC_E_DISASSOC_IND] for Sta[0001:3e18:8953] at Hapd[3485:844e:f5e7, wifi1.4]
2022-05-13 08:42:07 info ah_auth: aaa: station_new_status_trap_force: ah_dcd_get_radio_one_sta(0001:3e18:8953) failed
2022-05-13 08:42:07 info ah_auth: aaa: ah_rt_sta_del: 0001:3e18:8953
2022-05-13 08:42:07 info ah_auth: aaa: sta 0001:3e18:8953 is disassociated from 3485:844e:f5e7(wifi1.4) in driver
2022-05-13 08:42:07 info ah_auth: aaa: [Auth]: receive driver notification[0x6, WLC_E_DEAUTH_IND] for Sta[0001:3e18:8953] at Hapd[3485:844e:f5e7, wifi1.4]
2022-05-13 08:42:07 info kernel: [wifi]: wl1: wlc_txbf_delete_link_serve failed for 00:01:3e:18:89:53
2022-05-13 08:42:07 info kernel: [wifi]: wl1: wlc_txbf_delete_link_serve_ge128 STA 00:01:3e:18:89:53 doesn't have TxBF cap 0
2022-05-13 08:42:07 info kernel: [wifi]: wl1: random key value: 96C9A3A3316228214C66028541DFAE61F56237B06F220834981D58B6B0248A1A
Best regards
Michael