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Cisco SG500-52MP-K9 Gigabit PoE Stackable Managed Switch

Cisco SG500-52MP-K9 Gigabit PoE Stackable Managed Switch
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  • Product Name:
    Cisco SG500-52MP-K9 Gigabit PoE Stackable Managed Switch
  • Model Number:
  • Brand:
  • Manufacturer Warranty:
    1 Year




Data Sheet LinkDonwload Link
  • Switching capacity and forwarding rate (64-byte packets)

  • 77

  • Switching Capacity (Gbps)

  • 120

Layer 2 Switching
  • Spanning Tree Protocol

  • Standard 802.1d Spanning Tree Support

  • Fast convergence using 802.1w (Rapid Spanning Tree [RSTP]), enabled by default

  • Multiple spanning tree instances using 802.1s (MSTP). 16 instances are supported

  • Port grouping/link aggregation

  • Support for IEEE 802.3ad Link Aggregation Control Protocol (LACP)

  • Up to 8 groups

  • Up to 8 ports per group with 16 candidate ports for each (dynamic) 802.3ad LAG

  • VLAN

  • Support for up to 4096 VLANs simultaneously

  • Port-based and 802.1Q tag-based VLANs

  • MAC-based VLAN

  • Management VLAN

  • PVE (Private VLAN Edge), also known as Protected Port, with multiple uplinks

  • Guest VLAN

  • Unauthenticated VLAN

  • Protocol-based VLAN


  • Voice VLAN

  • Voice traffic is automatically assigned to a voice-specific VLAN and treated with appropriate levels of QoS. Auto voice capabilities deliver network-wide zero touch deployment of voice endpoints and call control devices.

  • Multicast TV VLAN

  • Multicast VLAN used for video applications.

  • Q-in-Q

  • VLANs transparently cross over a service provider network while isolating traffic among customers.


  • Generic VLAN Registration Protocol (GVRP) and Generic Attribute Registration Protocol (GARP) enable automatic propagation and configuration of VLANs in a bridged domain.

  • DHCP Relay at Layer 2

  • Relay of DHCP traffic to DHCP server in a different VLAN. Works with DHCP Option 82.

  • IGMP (versions 1, 2, and 3) snooping

  • Internet Group Management Protocol (IGMP) limits bandwidth-intensive multicast traffic to only the requesters;supports 1000 multicast groups (source-specific multicasting is also supported).

  • IGMP querier

  • IGMP querier is used to support a Layer 2 multicast domain of snooping switches in the absence of a multicast router.

  • HOL blocking

  • Head-of-line (HOL) blocking.

Layer 3
  • IPv4 routing

  • Wirespeed routing of IPv4 packets

  • Up to 128 static routes and up to 128 IP interfaces

  • CIDR

  • Support for Classless Inter-Domain Routing

  • RIP v2 (on 500X)

  • Support for Routing Information Protocol version 2, for dynamic routing

  • VRRP (on 500X)

  • Virtual Router Redundancy Protocol (VRRP) delivers improved availability in a Layer 3 network by providing redundancy of the default gateway servicing hosts on the network. VRRP versions 2 and 3 are supported. Up to 255 virtual routers are supported.

  • DHCP Relay at Layer 3

  • Relay of DHCP traffic across IP domains.

  • User Datagram Protocol (UDP) Relay

  • Relay of broadcast information across Layer 3 domains for application discovery or relaying of BOOTP/DHCP packets.

  • Hardware stack

  • Up to 200 ports managed as a single system with hardware failover.

  • High availability

  • Fast stack failover delivers minimal traffic loss.

  • Plug-and-play stacking configuration/management

  • Master/backup for resilient stack control

  • Auto-numbering

  • Hot swap of units in stack

  • Ring and chain stacking options

  • Auto stacking port speed

  • Flexible stacking port options

  • High-speed stack interconnects

  • Cost-effective 5G copper and high-speed 10G Fiber and Copper interfaces.

  • Mixed stacking support

  • A stack can consist of a mix of SF500 and SG500 models (mix of 10/100 and Gigabit in the same stack).

  • Hybrid stack (future)

  • A mix of SF500, SG500, and SG500X in the same stack (10/100, Gigabit, and 10 Gigabit).

  • SSH

  • Secure Shell (SSH) Protocol secures Telnet traffic to and from the switch. SSH versions 1 and 2 are supported.

  • SSL

  • Secure Sockets Layer (SSL) encrypts all HTTPS traffic, allowing secure access to the browser-based management

  • UI in the switch. IEEE 802.1X (Authenticator role)

  • RADIUS authentication and accounting, MD5 hash, guest VLAN, unauthenticated VLAN, single/multiple host mode and single/multiple sessions

  • Supports time-based 802.1X

  • Dynamic VLAN assignment

  • STP BPDU Guard

  • A security mechanism to protect the networks from invalid configurations. A port enabled for Bridge Protocol Data unit (BPDU) Guard is shut down if a BPDU message is received on that port.

  • STP Root Guard

  • Prevents a port from being selected as a root port, effectively preventing bridges in the LAN segment connected to the port from being a root bridge.

  • DHCP snooping

  • Filters out DHCP messages with unregistered IP addresses and/or from unexpected or untrusted interfaces.

  • IP Source Guard (IPSG)

  • When IP Source Guard is enabled at a port, the switch filters out IP packets received from the port if the source IP addresses of the packets have not been statically configured or dynamically learned from DHCP snooping.

  • Dynamic ARP Inspection (DAI)

  • The switch discards ARP packets from a port if there is no static or dynamic IP/MAC bindings or if there is a discrepancy between the source or destination address in the ARP packet.

  • Secure Core Technology (SCT)

  • Ensures that the switch will receive and process management and protocol traffic no matter how much traffic is received.

  • Layer 2 isolation (PVE) with community VLAN*

  • Provides Layer 2 isolation between devices in the same VLAN; supports multiple uplinks.

  • Port security

  • Ability to lock MAC addresses to ports, and limit the number of learned MAC addresses.


  • Supports RADIUS and TACACS authentication. Switch functions as a client.

  • RADIUS accounting

  • The RADIUS accounting functions allow data to be sent at the start and end of services, indicating the amount of resources (such as time, packets, bytes, and so on) used during the session.

  • Storm control

  • Broadcast, multicast, and unknown unicast.

  • DoS prevention

  • DoS attack prevention.

  • Congestion avoidance

  • A TCP congestion avoidance algorithm is required to minimize and prevent global TCP loss synchronization.

  • Multiple user privilege levels in CLI

  • Levels 1, 7, and 15 privilege levels.

  • Quality of Service

  • Priority levels

  • 4 hardware queues (8 future)

  • Scheduling

  • Strict Priority and weighted round-robin (WRR)

  • Class of service

  • Port based; 802.1p VLAN priority based; IPv4/v6 IP precedence/ToS/DSCP based; DiffServ; classification and re-marking ACLs, Trusted QoS

  • Queue assignment based on differentiated services code point (DSCP) and class of service (802.1p/CoS)

  • Rate limiting

  • Ingress policer; egress shaping and ingress rate control; per VLAN, per port, and flow based

  • IPv6

  • IPv6 Host Mode

  • IPv6 over Ethernet

  • Dual IPv6/IPv4 stack

  • IPv6 Neighbor and Router Discovery (ND)

  • IPv6 Stateless Address Autoconfiguration

  • Path MTU Discovery

  • Duplicate Address Detection (DAD)

  • ICMPv6

  • IPv6 over IPv4 network with ISATAP tunnel support

  • USGv6 and IPv6 Gold Logo certified

  • IPv6 QoS

  • Prioritize IPv6 packets in hardware

  • IPv6 ACL

  • Drop or Rate Limit IPv6 packets in hardware

  • MLD Snooping

  • Deliver IPv6 multicast packets only to the required receivers

  • IPv6 applications

  • Web/SSL, Telnet Server/SSH, Ping, Traceroute, SNTP, TFTP, SNMP, RADIUS, Syslog, DNS client

  • IPv6 RFC supported

  • RFC 2463 - ICMPv6

  • RFC 3513 - IPv6 Address Architecture

  • RFC 4291 - IP Version 6 Addressing Architecture

  • RFC 2460 - IPv6 Specification

  • RFC 2461 - Neighbor Discovery for IPv6

  • RFC 2462 - IPv6 Stateless Address Auto-configuration

  • RFC 1981 - Path MTU Discovery

  • RFC 4007 - IPv6 Scoped Address Architecture

  • RFC 3484 - Default address selection mechanism

  • RFC 4214 - ISATAP tunneling

  • RFC 4293 - MIB IPv6: Textual Conventions and General Group

  • RFC 3595 - Textual Conventions for IPv6 Flow Label

  • Web user interface

  • Built-in switch configuration utility for easy browser-based device configuration (HTTP/HTTPS). Supports configuration, system dashboard, system maintenance and monitoring.

  • SNMP

  • SNMP versions 1, 2c, and 3 with support for traps, and SNMP v3 User-based Security Model (USM)

  • RMON

  • Embedded RMON software agent supports 4 RMON groups (history, statistics, alarms, and events) for enhanced traffic management, monitoring, and analysis

  • IPv4 and IPv6 Dual Stack

  • Coexistence of both protocol stacks to ease migration

  • Firmware upgrade

  • Web browser upgrade (HTTP/HTTPS) and Trivial File Transfer Protocol (TFTP)

  • Upgrade can be initiated through console port as well

  • Dual images for resilient firmware upgrades

  • Port mirroring

  • Traffic on a port can be mirrored to another port for analysis with a network analyzer or RMON probe. Up to 8 source ports can be mirrored to one destination port.

  • VLAN mirroring

  • Traffic from a VLAN can be mirrored to a port for analysis with a network analyzer or RMON probe. Up to 8 source LANs can be mirrored to one destination port.

  • DHCP (Options 66, 67, 82, 129, and 150)

  • DHCP options facilitate tighter control from a central point (DHCP Server), to obtain IP address, auto configuration with configuration file download, and DHCP relay.

  • Autoconfiguration with Secure Copy (SCP) file download

  • Enables secure mass deployment with protection of sensitive data.

  • Text-editable configs

  • Config files can be edited with a text editor and downloaded to another switch, facilitating easier mass deployment.

  • Smartports

  • Simplified configuration of QoS and security capabilities.

  • Auto Smartports

  • Automatically applies the intelligence delivered through the Smartports roles to the port based on the devices discovered over Cisco Discovery Protocol or LLDP-MED. This facilitates zero touch deployments.

  • Cisco Configuration Assistant Management

  • Manage devices from Cisco Configuration Assistant Management application.

  • Secure Copy (SCP)

  • Securely transfer files to and from the switch.

  • Textview CLI

  • Scriptable CLI. A full CLI as well as a menu CLI is supported.

  • Cloud Services

  • Support for Cisco Small Business FindIT network discovery utility.

  • Localization

  • Localization of GUI and documentation into multiple languages.

  • Login banner

  • Configurable login banners for web as well as CLI.

  • Time-based port operation

  • Link up or down based on user-defined schedule (when the port is administratively up).

  • Other management

  • Traceroute; single IP management; HTTP/HTTPS; SSH; RADIUS; port mirroring; TFTP upgrade; DHCP client; OOTP; Simple Network Time Protocol (SNTP); Xmodem upgrade; cable diagnostics; Ping; syslog; Telnet client (SSH secure support); Automatic time settings from Management Station.

Green (Power Efficiency)
  • Energy Detect

  • Automatically turns power off on Gigabit Ethernet RJ-45 port when detecting link down.

  • Active mode is resumed without loss of any packets when the switch detects the link is up.

  • Cable length detection

  • Adjusts the signal strength based on the cable length. Reduces the power consumption for cable shorter than 10m. supported on Gigabit Ethernet models.

  • EEE compliant (802.3az)

  • Supports IEEE 802.3az on all Gigabit copper ports.

  • Jumbo frames

  • Frame sizes up to 10K. Bare supported on 10/100 and Gigabit Ethernet interfaces.

  • The default MTU is 2K.

  • MAC table

  • 16,000 MAC addresses.

  • Bonjour

  • The switch advertises itself using the Bonjour protocol.

  • LLDP (802.1ab) with LLDP-MED extensions

  • Link Layer Discovery Protocol (LLDP) allows the switch to advertise its identification, configuration, and capabilities to neighboring devices that store the data in a MIB. LLDP-MED is an enhancement to LLDP that adds the extensions needed for IP phones.

  • Cisco Discovery Protocol

  • The switch advertises itself using the Cisco Discovery Protocol (CDP). It also learns the connected device and its characteristics via CDP.

Product Specifications
  • Power Consumption/ Energy Detect

  • 110V/0.226A/13.7W

  • 220V/0.160A/14.8W

  • Heat Dissipation (BTU/hr)

  • 46.5

  • Ports

  • 48 10/100/1000 + 4 GE (5G Stacking)

  • Buttons

  • Reset button

  • Cabling type

  • Unshielded twisted pair (UTP) Category 5 or better; Fiber options (SMF and MMF); Coaxial SFP+ for stacking purposes

  • LEDs

  • System, Link/Act, PoE, Speed

  • Flash

  • 32 MB

  • 800 MHz ARM CPU memory

  • 256 MB

  • Packet Buffer

  • 8Mb

  • Unit Dimensions (W x H x D)

  • 440 x 44 x 257 mm

  • Unit weight

  • 3.09 kg

  • Power

  • 100-240V 47-63 Hz, internal, universal

  • Certification

  • UL (UL 60950), CSA (CSA 22.2), CE mark, FCC Part 15 (CFR 47) Class A

  • Operating temperature

  • 32° to 104°F (0° to 40°C)

  • Storage temperature

  • -4° to 158°F (-20° to 70°C)

  • Operating humidity

  • 10% to 90%, relative, noncondensing

  • Storage humidity

  • 10% to 90%, relative, noncondensing

Minimum Requirements
  • Web browser: Mozilla Firefox version 3.6 or later; Microsoft Internet Explorer version 7 or later

  • Category 5 Ethernet network cable

  • TCP/IP, network adapter, and network operating system (such as Microsoft Windows, Linux, or Mac OS X) installed

WarrantyLimited lifetime with next-business-day advance replacement (where available, otherwise same day ship)

* Specifications are subject to change without notice.
  * Specifications may vary.
  * The product picture(s) is only for your reference, it may differ from the actual product.

Cisco SG500-52MP-K9 Gigabit PoE Stackable Managed Switch    


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