Cisco Console Rollover Adapter for RJ45 Ethernet Cable M/F - Convert your RJ45 Ethernet cable into a Cisco Console Rollover cable. - SIMPLIFIED CONNECTIVITY: Ideal for Cisco routers, switches, and access points, reducing the need for extra cables

This DB9 to RJ45 Adapter is used for modular RS232, RS422, and RS485 connections and is backed by StarTech.comfeets Lifetime Warranty.

Open 40G QSFP+ network card - MSA compliant - Intel XL710-BM2 40 Gigabit Ethernet Converged Network Adapter - MMF & SMF Fiber - PCIe 3.0 x8 Interface PXE, 9K Jumbo Frame VLAN Link Aggregation Low/Full profile 40GbE NIC - SmartBits Verified - 2Yr warr