The wifi network went down at 01:19 UTC, Jun 26. Here are the log entries from the AP24:
jun/25 17:01:32 dhcp,info,debug wlan2-dhcp1 assigned 192.168.14.39 to 00:20:F6:05:24:7F jun/25 17:17:51 wireless,info 00:20:F6:05:24:7F@wlan2-Ext-Ant: disconnected, reassociating jun/25 17:17:51 wireless,info 00:20:F6:05:24:7F@wlan2-Ext-Ant: connected jun/25 17:25:08 dhcp,info,debug wlan2-dhcp1 deassigned 192.168.14.245 from 00:12:3F:F6:73:20 jun/25 23:52:39 wireless,info 00:20:F6:05:24:85@wlan2-Ext-Ant: disconnected, reassociating jun/25 23:52:39 wireless,info 00:20:F6:05:24:85@wlan2-Ext-Ant: connected 01:19:47 wireless,info 00:20:F6:05:24:7F@wlan2-Ext-Ant: disconnected, reassociating 01:19:47 wireless,info 00:20:F6:05:24:7F@wlan2-Ext-Ant: connected 01:25:49 wireless,info 00:20:F6:05:24:85@wlan2-Ext-Ant: disconnected, reassociating 01:25:49 wireless,info 00:20:F6:05:24:85@wlan2-Ext-Ant: connected 01:35:13 wireless,info 00:20:F6:05:24:7F@wlan2-Ext-Ant: disconnected, extensive data loss 01:35:15 wireless,info 00:20:F6:05:24:7F@wlan2-Ext-Ant: connected 01:40:47 wireless,info 00:20:F6:05:24:85@wlan2-Ext-Ant: disconnected, reassociating 01:40:47 wireless,info 00:20:F6:05:24:85@wlan2-Ext-Ant: connected 01:45:38 wireless,info 00:20:F6:05:24:7F@wlan2-Ext-Ant: disconnected, reassociating 01:45:38 wireless,info 00:20:F6:05:24:7F@wlan2-Ext-Ant: connected 01:58:15 wireless,info 00:20:F6:05:24:85@wlan2-Ext-Ant: disconnected, extensive data loss 02:01:23 wireless,info 00:20:F6:05:24:7F@wlan2-Ext-Ant: disconnected, reassociating 02:01:23 wireless,info 00:20:F6:05:24:7F@wlan2-Ext-Ant: connected 02:04:14 wireless,info 00:20:F6:05:24:7F@wlan2-Ext-Ant: disconnected, extensive data loss 02:26:13 system,info,account user admin logged in from 192.168.13.1 via ssh
The mac address ending in 24:7F is EantG and 24:85 is EantH. Both show "extensive data loss".
EantG also died last night - perhaps in a similar manner.
Will power cycle the Eants and go home...