{"product_id":"cisco2521-cisco-token-ring-dual-serial-dual-async-sync-isdn-bri-s-t-router-refurbished","title":"CISCO2521 Cisco Token Ring Dual Serial Dual Async\/sync ISDN-BRI S\/T Router (Refurbished)","description":"The refurbished Cisco 2521 router delivers robust, enterprise‑grade connectivity for legacy Token Ring, serial, and ISDN environments. Engineered to seamlessly integrate with existing network infrastructures, it supports both asynchronous and synchronous serial links, ensuring reliable data transfer across diverse devices. Its dual‑port design simplifies network segmentation and redundancy, while the S\/T interface provides flexible deployment options. Tested and restored to factory standards, this unit offers the performance and durability Cisco is known for at a cost‑effective price, making it an ideal solution for businesses looking to extend the life of their critical communications assets.","brand":"Cisco","offers":[{"title":"Default Title","offer_id":43162939260985,"sku":null,"price":56.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0636\/1376\/3641\/files\/CISCO2521-lg.jpg?v=1715219809","url":"https:\/\/www.orangehardwares.com\/products\/cisco2521-cisco-token-ring-dual-serial-dual-async-sync-isdn-bri-s-t-router-refurbished","provider":"Orange Hardwares","version":"1.0","type":"link"}