Amazon.com: Cisco 2500 Series Access Server/Router, Model 2511 (Renewed) : Electronics
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My grandfather gave me a Cisco 2500 series router and it looks like it predates Ethernet. How can I get this working? What are all these ports, what signals do they use,
Cisco AS2511-RJ Refurbished
Amazon.com: Cisco CISCO2511 2511 Access Server 2500 Series Router (Renewed) : Electronics