Cisco ME-3400EG-2CS-A Managed Ethernet Access Switch

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The Cisco ME-3400EG-2CS-A is a compact, managed Ethernet access switch from the Cisco ME 3400E Series designed for service provider and enterprise edge deployments. It provides flexible connectivity options with 2 dual-purpose Gigabit ports that can operate as copper or fiber interfaces and additional uplink SFP ports for scalable network integration.

With a robust Cisco IOS software heritage, the ME-3400EG-2CS-A supports advanced switching, Quality of Service (QoS), VLAN segmentation, and optional enhanced feature sets for carrier-class services. Its compact form factor and managed feature set make it ideal for access aggregation, branch connectivity, and mixed copper/fiber network environments where reliability and management control are essential.

Key Features – Cisco ME-3400EG-2CS-A

• Ports:
 o 2 dual-purpose Gigabit Ethernet ports (configurable as 10/100/1000 Mbps RJ-45 or SFP interfaces)
 o Additional SFP uplink ports for fiber-based connectivity

• Port Flexibility: Dual-purpose ports allow either copper or fiber usage on the same physical interface.

• Switch Type: Managed Ethernet switch with Cisco IOS software
• Management Features: VLANs, QoS, SNMP, CLI support, RMON and standard enterprise switching commands
• Memory & Storage: Standard memory and flash for configuration and firmware
• Form Factor: Compact 1U rack/desktop installation
• Reliability: Enterprise-grade construction with managed controls and hardware durability

Use Cases

• Carrier Ethernet access networks
• Small enterprise edge switch deployments
• Branch office connectivity with mixed copper/fiber links
• Managed service provider network access points
• Utility and industrial metering networks requiring manageable switch fabric

Technical Specifications (Typical)

• Device Type: Managed Ethernet access switch
• Switching Mode: Layer 2 (Layer 3 optional with advanced IOS images)
• Dual-Purpose Ports: 2 Gb ports configurable as copper or SFP
• Uplink Ports: SFP-based Gigabit interfaces
• Management: SNMP, CLI, RMON, Telnet, SSH
• MAC Address Table: Standard enterprise size
• VLAN Support: Yes
• QoS Support: Yes

Physical Specifications

• Height: ~1.75 in (approx.)
• Rack Units: 1U
• Width: ~17.5 in (approx.)
• Depth: ~8–12 in (varies by exact variant)
• Weight: ~5–8 lbs (approx.)

Exact physical dimensions and weight vary by specific configuration.

Ideal For

• Service provider access aggregation
• Enterprise branch or edge distribution
• Mixed media (copper + fiber) connectivity requirements
• Managed switching environments with VLAN/QoS needs
• Spaces where compact, managed access gear is needed

Warranty

• Standard Cisco manufacturer warranty
• Optional service plans available through Cisco support programs

FAQs – Cisco ME-3400EG-2CS-A

Q1: What is a “dual-purpose port” on this switch?
A1: A dual-purpose port can function as either a copper Ethernet port (RJ-45) or a fiber SFP port — providing flexibility to use the type of connection best suited to the location.

Q2: How many active ports does this switch provide?
A2: It provides 2 dual-purpose Gigabit ports along with additional SFP uplinks — allowing mixed use of copper and fiber connectivity.

Q3: Is this switch managed or unmanaged?
A3: It is a managed switch, meaning administrators can configure VLANs, QoS, and monitor/manage via standard network management tools.

Q4: Can this switch handle VLANs and Quality of Service?
A4: Yes — it supports standard enterprise VLAN segmentation and QoS features for traffic prioritization.

Q5: Is it suitable for both enterprise and service provider environments?
A5: Yes — its Cisco IOS software platform and flexible port options make it suitable for both enterprise edge access and service provider Ethernet access applications.

Q6: Can this switch be rack mounted?
A6: Yes. It is designed for 1U rackmount or desktop mounting for flexible installation in network closets and edge rooms.