A practical walkthrough of configuring a Cisco 1941/K9 router as a home office gateway backup. Covers console access from Alpine Linux using screen, pulling config from a live router via SSHv1 in Docker, adding IPv6 (SLAAC + DHCPv6), pushing config over serial, and fixing policy routing on a dual-NIC Linux host.

How to set up a Cisco 1941/K9 as a home office gateway — including console access via serial, cloning config from a running router, adding IPv6 with SLAAC and DHCPv6, and fixing dual-NIC asymmetric routing on Alpine Linux.

Tag: Slaac

Tag: Slaac

Configure a Cisco 1941 Router as Your Home Office Gateway with IPv6