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by Cisco
Product Line: Cisco Small Business Series
Product Type: Switch
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Original price $0.00 - Original price $140.00
Original price
$0.00 - $140.00
Current price $0.00
Title: Surplus

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Product Description

The SM-ES3G-16-P is equipped with 16 Ethernet ports supporting 10/100/1000 Mbps speeds, designed for single wide form factor with both Layer 2 and Layer 3 capabilities. It features full duplex operation across all ports with autonegotiation for speed and duplex settings, alongside specific support for connection to Cisco IP phones, wireless access points, and various network devices without SFP support. Configuration is managed through the Cisco Command-Line Interface, ensuring precise setup with CLI Confirmation Code 508, and the device includes detailed port LEDs indicating up to 6 states for comprehensive monitoring.

Key Feature for the SMES3G16P

  • What is the port type available on this network device?
    Ethernet ports are available for connectivity.
  • How many ports does the device with part number 508 support?
    It supports 16 Ethernet ports.
  • Can the device operate at Gigabit speeds?
    Yes, it supports 10/100/1000 Mbps speeds for Ethernet connections.
  • Does part number 508 offer Layer 3 functionality?
    Yes, Layer 3 functionality is supported.
  • Is there support for Fast Ethernet connections?
    Yes, Fast Ethernet connections are supported with RJ-45 connectors.
  • Can part number 508 be used for connecting Cisco IP phones and wireless access points?
    Yes, it is suitable for connection to Cisco IP phones, Cisco wireless access point workstations, and other network devices.
  • Does the device feature a physical console interface for management?
    No, a physical console interface is not available.
  • How are the ports on part number 508 numbered?
    Ports are numbered from right to left, top to bottom.
  • What are the available methods for configuring this device?
    Configuration is supported through the Cisco Command-Line Interface.
  • Does part number 508 support Small Form-factor Pluggable (SFP) modules?
    No, SFP support is not available.

Product Review

The CISCO SM-ES3G-16-P module offers a versatile range of Ethernet connectivity options, supporting both Fast Ethernet and Gigabit Ethernet with RJ-45 connectors across its 16 ports, facilitating high-speed connections for a variety of network devices including Cisco IP phones and wireless access points. However, its lack of SFP support limits fiber connectivity options, which could be a constraint in environments requiring long-distance or high-speed fiber links. Additionally, the absence of a physical console interface might complicate initial setup and troubleshooting for engineers preferring direct device interaction.


The CISCO SM-ES3G-16-P is a networking module designed to enhance the connectivity and performance of Cisco Integrated Services Routers. This module features 16 Ethernet ports that support a wide range of speeds, including 10/100/1000 Mbps, making it flexible for various network requirements. Its form factor is single wide, ensuring it comfortably fits into compatible routers without taking up excessive space. Key to its design is the support for both Layer 2 and Layer 3 operations, allowing for not only data link layer switching but also network layer routing. This dual capability enables efficient network traffic management and routing, making the module versatile in handling different network architectures and applications. The Ethernet ports facilitate Fast Ethernet and Gigabit Ethernet connections, equipped with RJ-45 connectors that ensure compatibility with a broad range of network devices such as Cisco IP phones, wireless access points, workstations, and more. One of the notable features of the CISCO SM-ES3G-16-P is its port operation flexibility. Each port can operate at full duplex across 10 Mbps, 100 Mbps, or 1000 Mbps speeds, depending on the network requirements. This flexibility is further enhanced by the module's support for speed and duplex autonegotiation, ensuring optimal performance and compatibility with connected devices without manual configuration. Despite its advanced capabilities, the module does not include a physical console interface or SFP support, focusing instead on Ethernet connectivity. However, it compensates with a comprehensive configuration and management interface. Configuration is primarily conducted through the Cisco Command-Line Interface (CLI), a standardized method known for its efficiency and flexibility in network device management. The CLI conformation code 508 indicates compatibility with a wide range of command sets and scripts, facilitating easy integration into existing network infrastructures. The hardware also features an enable LED and port LEDs, with the former having three states and the latter six, providing visual indicators of the module and port statuses at a glance. This feature is particularly useful for network administrators for quick troubleshooting and monitoring of network activity. - Ethernet port speed support for 10/100/1000 Mbps allows for versatile network configurations. - Dual Layer 2 and Layer 3 support enables efficient data switching and routing within networks. - Configuration through Cisco CLI ensures easy integration and management within Cisco network ecosystems. Port numbering is designed intuitively, running from right to left and top to bottom, simplifying the physical setup and identification of connections. This module is specifically tailored for applications requiring high-density, high-speed connectivity, such as connecting to Cisco IP phones, wireless access points, and workstations, enhancing the performance and reliability of networked devices. In summary, the CISCO SM-ES3G-16-P is a powerful networking module that offers high-speed Ethernet connectivity, advanced layer 2 and layer 3 support, and efficient management via the Cisco CLI. Its design and capabilities make it an essential component for expanding and optimizing network infrastructure, particularly in environments utilizing Cisco devices and solutions.


Total Ports16
Port CategoryEthernet
Connection Speed10/100/1000 Mbps
Module TypeSingle Wide
Supported Layer 2Yes
Supported Layer 3Yes
100 Mbps EthernetYes, RJ-45 Interface
1000 Mbps EthernetYes, RJ-45 Interface
Console Interface AvailabilityNo
Compatibility with SFP ModulesNo
Port Transmission ModeFull Duplex at 10, 100, and 1000 Mbps
Automatic Speed and Duplex ConfigurationYes
Activity Indicator LightYes
Port Status IndicatorsYes
Activity Indicator Light States3
Port Status Indicator States6
Use CasesConnects Cisco IP telephones, wireless access points, workstations, and other network components
Support for ConfigurationYes
Method of ConfigurationThrough Cisco's Command-Line Interface
CLI Verification Code508
Port ArrangementFrom Right to Left, Top to Bottom

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