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ABLEGRID 12V 5A 60W AC / DC Adapter For Cisco 800 Series Integrated Services Router 12VDC 5.0A 60 Watts Power Supply Cord Cable Charger Mains PSU - Walmart.com
![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, 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,](https://i.redd.it/tikgjcqfvqi61.jpg)
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,
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Cisco 2921 Integrated Services Router | Cisco 2900 Series Integrated Services Routers | SecureITStore.com
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