Product Type | Software License Upgrade |
Compatible Devices | Cisco ASA 5500 Series |
Session Support | 24 concurrent Unified Communications sessions |
Functionality | Unified Communications (UC) Proxy for SIP-based voice and video |
Form Factor | License Key (Electronic/Software) |
Application | SIP traversal, secure VoIP and video communications |
Target Users | Enterprise and government organizations |
Cisco ASA 5500 UC Proxy 24-Session License



Key Benefits

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- Ideal for mid-sized enterprises needing secure, scalable SIP voice/video support
- TAA compliance ensures applicability in US federal and government procurement
- Enhances existing Cisco ASA appliances with UC proxy functionality without replacing hardware
Product Overview
The Cisco ASA-UC-24= is a software upgrade for Cisco ASA 5500 Series devices that enables Unified Communications proxy capabilities for up to 24 concurrent sessions. It supports secure traversal of SIP-based voice and video communications across network boundaries, making it ideal for remote collaboration and secure endpoint deployments. Manufactured in the United States and TAA-compliant, this license is suitable for use in regulated government and enterprise environments. While specific compatibility and implementation details are not provided, the license serves as a vital component for enhanced VoIP and UC security integration.
Specifications
Product Overview
Wireless Features
Wireless Support | No wireless functionality (software license add-on) |
Compliance & Origin
Country of Origin | United States |
TAA Compliant | Yes |
Regulatory Compliance | Complies with U.S. Trade Agreements Act (TAA) |
Advanced Security Features
Security Focus | Secure UC communication with SIP proxy traversal |
VoIP Security Features | SIP pinholes, NAT traversal, media anchoring |
Supported Authentication | Device-based, integrated with ASA policies |
NAT Support | Supported for SIP traversal |
Media Termination Support | Yes – using Security Association (SA) |
Interfaces
Supported Protocols | SIP (Session Initiation Protocol) |
Supported Applications | Voice over IP (VoIP), Video over IP, SIP trunking |
Device Integration | Cisco ASA 5500 Security Appliance Series |
Physical & Environmental
Shipping Format | Digital delivery or software activation key |
Physical Shipping Dimensions | |
Operating Temperature | Dependent on Cisco ASA 5500 hardware |
Storage Temperature | Dependent on Cisco ASA 5500 hardware |
Cloud Management & Licensing
License Type | Feature Upgrade License |
Delivery Method | Software (electronic activation key) |
License Quantity | 1 license for 24 sessions |
Software Activation | Applies to Cisco ASA 5500 Series only |
Management Interface | Cisco ASDM (Adaptive Security Device Manager), CLI |
License Term | Perpetual after activation |
Additional Features
Use Case | Secure video/voice communications across firewalls |
Deployment Location | Edge or core security deployment |
Upgradeable | Yes – other session licenses available |
Interoperability | Compatible with Cisco UC solutions and SIP endpoints |
Software Compatibility | Cisco ASA OS with UC proxy features |
Model Specific Activation | ASA 5500 Series only – not transferable |
Part Number | ASA-UC-24= |
Manufacturer | Cisco |