Cisco 1-Port Channelized E1/ISDN PRI Balanced Network, NM-1CE1BThe modular architecture of the Cisco 3600 Series allows interfaces to be upgraded to accommodate network expansion or changes in technology as new services and applications are deployed. Network modules enable the Cisco 3600 Series to be customized to meet the needs of virtually any branch office. The LAN network module family assures customers that they can choose a LAN connectivity solution that fits their requirements. As modular components, they are easily and inexpensively field-upgradable as customer requirements change.Compatible with the Cisco 2600, 3600, and 3700 Series RoutersProduct Description- Cisco Interface Module network adapter - 1 port Device Type- Network adapter Form Factor- Plug-in module Cabling Type- Ethernet 10Base-T Data Link Protocol- Ethernet, ISDN Compliant Standards- IEEE 802.3Condition: Pre-owned in good condition.If you have any questions about this or any other item, please contact us.