Does the CISCO ME 3400 support third-party optical modules? December 7, 2023 Kevin Cisco Switches FAQS / FAQS 205 Views Can. It is recommended to use a CISCO-certified compatible Cisco optical module. Share: FacebookTwitterLinkedInWhatsAppPinterestE-Mail Prev: What are the features of the Cisco ME 3400 Series switches? Next: What is a 10 Gigabit Optical Module? Related Oops! No Related Posts.