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Cisco's newest Access Servers continue the Cisco tradition of pushing the performance envelope. The new Cisco 2509 through 2512 series Access Servers present the latest in remote node and asynchronous/synchronous routing. By extending the popular Cisco 2500 access router and adding asynchronous capabilities, these new servers revolutionize network connection by providing fast and easy access for all users.
2509 -- One Ethernet, two synchronous serial, eight high-speed asynchronous lines.