Maximize the efficiency of your network with Cisco 3600 Series. Network Systems Resale stocks a complete line of both New and Refurbished NM-18DM. In our continuous efforts to deliver the highest level of customer service, we guarantee that the Cisco 18 Port Digital Modem Network Module NM-18DM will be shipped out within 24 hours. All Cisco 18 Port Digital Modem Network Module, including the NM-18DM, provided by Network Systems Resale are in stock, fully tested, and ship with up to a 1-year full replacement warranty. Downtime is unacceptable, so we offer advance replacements on any Cisco 3600 Series Cisco 18 Port Digital Modem Network Modulethat are not performing up to standards. Get it right the first time all the time with Network Systems Resale. In addition to the Cisco 18 Port Digital Modem Network Module NM-18DM, we also carry a wide array of other Cisco Systems Routers Series where you can find more hardware and accessories such as Cisco 7200 Series Products, Cisco 7300 Series Routers, and Cisco 7500 Series . If you have any questions please do not hesitate to contact us. We have specialists on hand and ready to assist you.