Cisco MG21E-HW-NA Cellular Gateway | SIP Gateway, Enterprise — MG21E-HW-NA

Keep critical sites online when primary connectivity is unavailable. The Cisco MG21E Cellular Gateway is designed for branch, kiosk, and remote deployments that need cellular WAN access as a primary path or as backup for wired service. With an external antenna design and a North America configuration, it supports installations where signal placement and carrier coverage matter. This gateway is a practical fit for infrastructure teams that need a compact cellular edge device without adding unnecessary complexity. It helps preserve access to cloud applications, voice services, and management traffic during outages or last-mile disruptions. That makes it useful in retail locations, temporary sites, distributed offices, and other environments where downtime carries real cost. Choose this model when you need a Cisco gateway purpose-built for cellular connectivity in the field. The external antenna approach gives deployment teams more flexibility in positioning for reception, while the MG21E platform aligns with resilient branch networking strategies. For organizations standardizing on Cisco infrastructure, it offers a straightforward way to extend connectivity beyond the wired perimeter. Ideal For Branch office WAN failover during broadband outages Retail location connectivity where wired service is limited Temporary site networking for pop-up operations Remote equipment access in distributed infrastructure environments Why This Product 1 Adds cellular connectivity where wired links are unavailable 2 Uses external antennas for better deployment flexibility 3 Fits branch failover and remote access scenarios 4 Cisco platform alignment supports standardized infrastructure