Cisco CISCO-2501 2500 Series 2501 2-Port Serial 1-Port Ethernet AUI Router
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Cisco Cisco 2501 2500 Series Dual Serial Router | RecycledGoods.com
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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,
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