Connect a second Ethernet cable to the 10BT ETHERNET port (typically the left port).
Cisco IOS XE 17.10 Installation and Deployment Guide The keyword refers to installing and deploying Cisco IOS XE Release 17.10.x on high-performance enterprise platforms, specifically the newer Cisco 8500 Series Secure Routers and Catalyst platforms . When managing high-density enterprise routing and edge security, deploying the Cisco IOS XE Dublin 17.10.x release via the modern INSTALL mode ensures modular software consistency, reduced boot times, and strict reliability. cisco 851710 install
If you are setting up the 1710 specific model, you can review the quick start guide for detailed cabling diagrams. Connect a second Ethernet cable to the 10BT