Product Type | Software |
License Type | Upgrade Package |
Software Name | Enhanced Multilayer Software Image |
Description | Enhanced Multilayer Software Image upgrade enabling advanced Layer 3 features like OSPF and EIGRP for Cisco Catalyst 3750 48-Port switch |
Platform Supported | Cisco Catalyst 3750 Series 48-Port Switches |
Form Factor | Digital Download / License Package |
Intended For | Enterprise Networking / LAN Routing |
Features | Enables Layer 3 routing features including OSPF, EIGRP, BGP, QoS enhancements |
Cisco Enhanced Multilayer Image Upgrade for 3750 48-Port Switch


Key Benefits

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- Enables advanced Layer 3 routing features on existing hardware, reducing the need for hardware replacement.
- TAA compliance supports deployment in government-regulated environments and public sector contracts.
- Single-switch license makes it a scalable and cost-effective enhancement for targeted upgrades.
Product Overview
The Cisco Enhanced Multilayer Software Image Upgrade (CD-3750G-48EMI=) enhances 48-port 3750 series Gigabit Ethernet models with advanced Layer 3 routing capabilities, including dynamic routing protocols like OSPF and EIGRP. Packaged for single-switch upgrades, it is TAA-compliant and ideal for regulated sectors. The upgrade is designed to improve QoS, routing, and scalability while minimizing overhead by retaining existing hardware. A cost-effective solution for organizations seeking higher performance and smarter networking through software innovation.
Specifications
Product Overview
Cloud Management & Licensing
License Quantity | 1 Switch |
License Pricing | Standard |
License Features | Permanent license upgrade, no hardware required, retains existing configuration |
Product Licensing Model | Perpetual |
Management Capabilities After Upgrade | Advanced IP routing protocols management, full Layer 3 CLI support |
Compliance & Origin
TAA Compliance | Yes |
Country of Origin | United States |
Manufacturer | Cisco Systems, Inc |
Manufacturer Part Number | CD-3750G-48EMI= |
Brand Name | Cisco |
Compliance Standards | Trade Agreements Act (TAA), FCC Part 15 Class A (as applicable by platform) |
Product Compatibility & Requirements
Compatible Hardware Series | Cisco Catalyst 3750G-48, WS-C3750G-48TS, WS-C3750G-48PS |
Minimum IOS Version Required | Dependent on switch model and ROMMON version |
Dependencies | Must be installed on supported hardware; CLI access required for upgrade |
Upgrade Medium | License file or Cisco Smart Licensing activation (depending on version) |
Support & Documentation
Documentation Availability | Cisco.com Support with Software Configuration Guide for Catalyst 3750 Series |
Support Resources | Cisco TAC, Cisco Software Download Portal |
Warranty Type | Cisco Software Warranty |
Interfaces
Hardware Compatibility | Cisco Catalyst 3750G-48 Series Switches |
Advanced Security Features
Security Features Enabled Post-Upgrade | Access Control Lists (ACLs), Routing protocol authentication (OSPF, RIP, EIGRP), VLAN routing firewall segmentation |
Supported Routing Protocols | OSPF, EIGRP, RIP v1/v2, BGP (limited), Static Routing |
QoS Capabilities | Multiple queues per port, scheduling, policing, traffic shaping |
Access Control Mechanisms | Port-Based ACLs, Routed ACLs |
Software Details
Software Main Type | Network & Communication |
Software Sub Type | Network Connectivity/Management |
Package Type | Retail |
Manufacturer Website Address | http://www.cisco.com |
Release Version | Enhanced Multilayer Image (EMI) |
Supported Features After Upgrade | Static Routing, Policy-Based Routing (PBR), IP Services, Routing Protocols, Multicast Routing, QoS, Security ACLs |
Upgrade Mode | Software license applied through CLI or Cisco License Manager |
Physical & Environmental
Physical Delivery | Electronic / Not Applicable |