NetGear-Support Website: https://www.netgear.com/support/Customer service: 1 (888) 638-4327 Linksys-Support Website: https://www.linksys.com/linksys-supportCustomer Service: 1 (800) 326-7114 TP-Link-Support Website: https://www.tp-link.com/us/support/Customer Service: 1-866-225-8139 Cisco-Support Website: https://www.cisco.com/support/Customer Service: 1-800-553-2447