Enhance your ISR 4000 Series router’s connectivity with the NIM-1T Cisco 1 x Port Serial WAN Network Interface Card, designed to deliver reliable, high‑performance serial links for your enterprise WAN needs. This compact, plug‑and‑play module seamlessly integrates into your existing router architecture, expanding your network’s flexibility while maintaining the robust security and routing capabilities that Cisco is known for. Ideal for connecting to legacy systems, providing backup paths, or extending network reach, the NIM‑1T delivers dependable service with minimal configuration effort, ensuring your critical communications stay uninterrupted and efficient.