| Product Type | Virtual Embedded Services Router Software License |
| Router Model | Cisco 5921 ESR |
| License Level | Level 5 |
| Maximum Throughput | 200 Mbps |
| Platform Compatibility | x86-based platforms |
| License Type | Electronic PAK (Product Authorization Key) |
| Use Case | Tactical, remote, military-grade, and mobile networking deployments |
| Operating Platform | Cisco virtual router software framework |
Cisco 5921 ESR X86 Level 5 Software PAK, 200 Mbps

Key Benefits
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- - Enables dynamic and scalable routing for virtual and field-deployable systems using Cisco’s 5921 ESR software.
- - TAA-compliant certification qualifies it for public sector and government procurement.
- - Electronic delivery minimizes logistics delays and simplifies deployment processes.
Product Overview
The Cisco 5921 Embedded Services Router (ESR) is a virtual router for x86 platforms, enabled via this Level 5 software license supporting 200 Mbps throughput. Designed for military-grade networks, remote sites, and tactical deployments, this electronic PAK (Part Number: L-FL-5921-RL5-K9=) is TAA-compliant and manufactured in the United States. It provides digital activation of routing features efficiently and securely through Cisco’s software framework.
Specifications
Product Overview
Wireless Features
| Wireless Support | No (router is virtual and wireless capability depends on host system) |
Compliance & Origin
| Country of Origin | United States |
| TAA Compliance | Yes |
| Export Control Classification Number (ECCN) | 5D002 |
| NAFTA Compliant | Yes |
| RoHS Compliance | Yes |
| REACH Compliance | Yes |
Advanced Security Features
| Firewall Capabilities | Cisco Zone-Based Firewall (ZBF) |
| VPN Support | IPSec, GRE, DMVPN, FlexVPN |
| Content Filtering | URL filtering (requires Cisco IOS feature set) |
| Intrusion Prevention Support | Yes (via Cisco IOS IPS module) |
| Secure Routing Capabilities | Authenticated routing protocols, control plane protection |
| Encryption Support | AES, 3DES, SHA-1, SHA-2 |
| Security Compliance Standards | FIPS 140-2 (for compliant platforms) |
| AAA Support | RADIUS, TACACS+ |
Interfaces
| Virtual Network Interface Support | Yes |
| WAN Protocol Support | Yes (via software configuration) |
| Routing Protocol Support | OSPF, EIGRP, BGP, RIP v1/v2 |
| Switching Capabilities | Integrated, software-based L2/L3 switching |
Physical & Environmental
| Form Factor | Virtual software instance |
| Installation Environment | Virtualized environments on x86 hardware |
Cloud Management & Licensing
| Cisco Software Licensing Model | Cisco Smart Licensing / PAK-based activation |
| License Fulfillment Type | Electronic PAK only, no physical media |
| Management Tools | Cisco IOS command line interface (CLI), Cisco Prime, third-party NMS via SNMP |
| Management Platform Compatibility | Supports integration with Cisco cloud and enterprise network management systems |
| License Duration | Perpetual (non-subscription based) |
| License Delivery Method | Digital download/activation via Cisco Smart Net |