HP/HPE/Aruba switches have shipped with DHCP enabled in the factory config for at least the last seven years, so you very much don't need a serial console to co

HP/HPE/Aruba switches have shipped with DHCP enabled in the factory config for at least the last seven years, so you very much don't need a serial console to configure those. The Cisco WLAN controller I came across last week, however, wouldn't do anything until you plugged in a serial cable.