How do I install the Cisco SM-D-ES2-48 module?

Power down the router, insert the SM-D-ES2-48 into the SM slot on the front panel, secure with captive screws, and power cycle the router for automatic recognition.

Is the SM-D-ES2-48 module hot-swappable?

No, the SM-D-ES2-48 requires a router reboot to initialize and apply its switching capabilities.

What management options are available for the SM-D-ES2-48?

Manage the module via Cisco IOS CLI commands, SNMP, Cisco Prime Infrastructure, or Cisco Configuration Professional.

What is the forwarding capacity of the SM-D-ES2-48?

The SM-D-ES2-48 delivers up to 9.6 Gbps of aggregate wire-rate forwarding to handle full-duplex traffic on all 48 ports.

How much power does the SM-D-ES2-48 consume?

It draws approximately 15 W at 12 V DC under maximum load conditions, minimizing impact on router power budgets.

Does the SM-D-ES2-48 support VLAN tagging?

Yes, it supports IEEE 802.1Q VLAN tagging with up to 256 VLAN instances for traffic segmentation.

Which Cisco IOS software is required for SM-D-ES2-48?

The module requires Cisco IOS 15.1(4)M or later with the IP Base or Security feature set enabled.

What warranty and support are offered for the SM-D-ES2-48?

Cisco provides a limited lifetime hardware warranty plus 90 days of complimentary Cisco Technical Support for the SM-D-ES2-48.

How can I troubleshoot link issues on the SM-D-ES2-48?

Use IOS commands such as show interfaces status, verify LED indicators, inspect cable connections, and debug spanning-tree as needed.

What are typical deployment scenarios for the SM-D-ES2-48?

Ideal use cases include branch office access layers, campus building networks, and small data centers requiring high port density.

How does the SM-D-ES2-48 compare to the SM-ES2-24 module?

The SM-D-ES2-48 doubles port density with 48 ports versus 24, while offering identical Layer 2 feature support and throughput performance.

Does the SM-D-ES2-48 support Quality of Service (QoS)?

Yes, it provides four hardware queues per port, priority queuing, traffic shaping, and policing for basic QoS enforcement.

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SM-D-ES2-48

Name: Cisco 2900 and 3900 series module SM-D-ES2-48 Enhanced EtherSwitch SM, Layer 2 switching , 48 ports Fast?
Brand: Cisco
SKU: SM-D-ES2-48
Price: 1186.00 USD
Availability: InStock
Rating: 4.2 (5 reviews)

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SM-D-ES2-48 Overview

SM-D-ES2-48 is a high-performance Ethernet module engineered for data center environments and enterprise networking. This PCIe-based network card features dual SFP+ connectors and supports 10Gbps data rates, ensuring reliable and efficient connectivity for routers, switches, and servers.

Designed with modern network infrastructures in mind, SM-D-ES2-48 supports protocols such as TCP/IP and iSCSI, making it ideal for expanding data center capacity and upgrading server network interfaces. Its modular form factor and tool-free installation allow for quick integration into existing systems while delivering advanced features like auto-negotiation, wake-on-LAN, jumbo frames, and QoS.

SM-D-ES2-48 price is $1,186.00, a 66.4% saving from the Cisco list price of $3,526.00. SM-D-ES2-48 is in stock and available for next-day dispatch. (terms applied)

Request bulk order quote for SM-D-ES2-48 for additional pricing. Browse the full Nm Nme Em Network Modules series or explore all Cisco products.

SM-D-ES2-48 Specifications

Product Type: Network Module / Network Card
Module Type: Ethernet
Data Rate: 10G
Connector Type: SFP+
Supported Protocols: TCP/IP / iSCSI
Form Factor: PCIe
Operating Temperature: 0 to 70°C
Storage Temperature: -40 to 85°C
Input Voltage: 3.3V
Compatibility: Cisco / Juniper / Arista / Dell / HP
Max Speed: 10Gbps
Supported Features: Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS
Power Consumption: 15W
Interface Ports: SFP+
Expansion Slots: N/A
Product Name: SM-D-ES2-48 Ethernet Module
Height: 1.0 inches
Width: 3.0 inches
Depth: 4.0 inches
Weight: 0.75 lbs

SM-D-ES2-48 Use Case

Branch Office Network Segmentation with High-Density Layer-2 Switching

In a mid-sized enterprise branch, IT deploys the SM-D-ES2-48 module in a Cisco 2900 Series router to support 48 Fast Ethernet endpoints across HR, Finance and Guest VLANs. By leveraging hardware-accelerated VLAN tagging and private VLAN features, network administrators isolate sensitive corporate traffic, reduce collision domains and optimize inter-departmental bandwidth. Outcome: segmented, high-performance connectivity with under 5 ms latency per port, simplified policy enforcement and streamlined compliance reporting.

VoIP and Unified Communications Edge Deployment

A multinational firm rolls out IP telephony to 40 remote sites using the SM-D-ES2-48 Enhanced EtherSwitch on Cisco 3900 Series platforms. Integrated Layer-2 QoS, port-based ACLs and low-latency forwarding ensure jitter-free voice calls and real-time collaboration. Outcome: 30 % reduction in call setup time, guaranteed voice-quality SLAs, centralized management of phone endpoints and rapid provisioning of new users.

Retail Store PoS and Video Surveillance Aggregation

A national retailer leverages the SM-D-ES2-48 module on Cisco 2900 routers to connect 24 point-of-sale terminals, 12 IP cameras and store Wi-Fi access points. Using VLAN-based traffic separation and priority queuing, the solution secures payment data while guaranteeing uninterrupted video feeds and guest Internet access. Outcome: PCI-compliant network segmentation, 40 % fewer network support tickets and consolidated infrastructure that scales as new devices are added.

Quality Certifications

To get the detailed certification, please go to the Compliance Center.

Product Comparison Table

	SM-D-ES2-48	NM-32A	NM-HDV2-1T1/E1	EVM-HD-8FXS/DID	NME-X-23ES-1G
Product Type	Network Module / Network Card	Network Module / Network Card	Network Module	Telephony Interface Module	Ethernet Module
Module Type	Ethernet	Ethernet	WAN	FXS/DID	Ethernet
Data Rate	10G	10G	1.544 Mbps / 2.048 Mbps	N/A	1G
Connector Type	SFP+	SFP+	RJ-48	RJ-11	RJ-45
Supported Protocols	TCP/IP / iSCSI	TCP/IP, iSCSI	N/A	SIP / Analog Telephony	TCP/IP
Form Factor	PCIe	PCIe	Modular	Modular	PCIe
Operating Temperature	0 to 70°C	0 to 70°C	0 to 70°C	0 to 70°C	0 to 70°C
Storage Temperature	-40 to 85°C	-40 to 85°C	-40 to 85°C	-40 to 85°C	-40 to 85°C
Input Voltage	3.3V	3.3V	3.3V	5V	3.3V
Compatibility	Cisco / Juniper / Arista / Dell / HP	Cisco, Juniper, Dell, HP	N/A	Telephony Systems	Cisco / Juniper / Arista / Dell / HP
Max Speed	10Gbps	10Gbps	N/A	N/A	1Gbps
Supported Features	Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS	Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS	N/A	FXS interface, Direct Inward Dialing, Caller ID, Call Waiting	Auto-negotiation / Wake-on-LAN / Jumbo Frames
Power Consumption	15W	12W	N/A	5W	5W
Interface Ports	SFP+	Ethernet	N/A	FXS	Ethernet
Expansion Slots	N/A	N/A	NIM	N/A	N/A
Product Name	SM-D-ES2-48 Ethernet Module	NM-32A High-Performance 10GbE Network Module	NM-HDV2-1T1/E1	EVM-HD-8FXS/DID	NME-X-23ES-1G
Height	1.0 inches	1.0 inches	N/A	N/A	N/A
Width	3.0 inches	4.5 inches	N/A	N/A	N/A
Depth	4.0 inches	0.5 inches	N/A	N/A	N/A
Weight	0.75 lbs	0.5 lbs	N/A	N/A	N/A

Reviews & Ratings

Jonathan Reed

Excellent switching module with strong Layer 2 performance. Handles office traffic reliably.

Nabila Khan

48 ports gave us flexibility without adding extra switches.

Erik Svensson

Stable EtherSwitch module with easy management.

Laura Jenkins

Integrated cleanly into our ISR with no performance concerns.

Faisal Mehmood

Dependable Cisco switching solution for campus environments.

Questions & Answers

What is the Cisco SM-D-ES2-48 Enhanced EtherSwitch Module?

The Cisco SM-D-ES2-48 is a Layer 2 switching expansion module for 2900 and 3900 Series routers that delivers 48 Fast Ethernet ports for high-density access.

Which Cisco routers are compatible with the SM-D-ES2-48 module?

The SM-D-ES2-48 is compatible with Cisco 2900 and 3900 Series Integrated Services Routers equipped with an SM expansion slot.

How many Fast Ethernet ports does the SM-D-ES2-48 provide?

This module provides 48 Fast Ethernet (10/100 Mbps) ports for access-layer connectivity in branch and campus environments.

What Layer 2 switching features are supported by SM-D-ES2-48?

It supports IEEE 802.1Q VLAN, Spanning Tree Protocol (STP/RSTP), port aggregation (LACP), SNMP, and basic QoS for traffic prioritization.

Related Searches Nm Nme Em Network Modules

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SM-D-ES2-48 Overview

SM-D-ES2-48 price is $1,186.00, a 66.4% saving from the Cisco list price of $3,526.00. SM-D-ES2-48 is in stock and available for next-day dispatch. (terms applied)

Request bulk order quote for SM-D-ES2-48 for additional pricing. Browse the full Nm Nme Em Network Modules series or explore all Cisco products.

SM-D-ES2-48 Specifications

Product Type

Network Module / Network Card

Module Type

Ethernet

Data Rate

10G

Connector Type

SFP+

Supported Protocols

TCP/IP / iSCSI

Form Factor

PCIe

Operating Temperature

0 to 70°C

Storage Temperature

-40 to 85°C

Input Voltage

3.3V

Compatibility

Cisco / Juniper / Arista / Dell / HP

Max Speed

10Gbps

Supported Features

Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS

Power Consumption

15W

Interface Ports

SFP+

Expansion Slots

N/A

Product Name

SM-D-ES2-48 Ethernet Module

Height

1.0 inches

Width

3.0 inches

Depth

4.0 inches

Weight

0.75 lbs