Cisco SG300-28MP-K9-EU | Switch | 24x RJ45 1000Mb/s PoE, 2x RJ45/SFP Combo, 180W

The Cisco 300 series switches are part of the Cisco Small Business line, which are models of affordable managed switches that will provide a solid foundation for your business network. These switches will provide the necessary features to increase the availability of critical business applications, protect confidential information, and optimize network bandwidth for more efficient transmission of application information. Easily install and use Cisco 300 Series switches, the ideal combination of availability and capabilities for small and medium-sized businesses to connect users to the network more efficiently.
The switch has a throughput of 41.67 million packets per second (64-byte packets) and switching capacity of 56 Gbps. The presented model is equipped with 24 ports with PoE support. Total PoE power budget is 375W . Cisco switch is covered by the manufacturer's limited lifetime warranty.
Cisco® 300X series is a line of managed Ethernet switches at a very affordable price. The devices offer a rich array of capabilities necessary to support demanding network environments, are easy to deploy and manage, and do not require support from numerous IT staff.
Cisco 300X Series Switches provide growing businesses with an advanced and complete feature set and
all the necessary applications and technologies for high throughput. The switches ensure reliability of key features, protect sensitive business information, and optimize network bandwidth for the
most efficient transfer of data across the network
.
High performance and reliability: the Cisco 300 Series switches undergo a multi-level testing regime to ensure high availability and performance.
Fast and easy configuration: the included software provides an intuitive web-based interface for easy switch configuration, including Security and Quality of Service (QoS).
IP telephony support: the Cisco 300 Series switches include a built-in QoS engine for prioritizing latency-sensitive services such as voice and video.
High security: the Cisco 300 Series switches provide a high level of security and provide full network protection against unauthorized users, including: ACLs, 802.1 X, guest VLANs, and more.
Power Over Ethernet support: up to 48 PoE ports are available on 300 Series switches for Fast Ethernet or Gigabit Ethernet connections. Some models support both IEEE 802.3 af PoE and IEEE 802.3 at PoE+, as well as IEEE 802.3 af PoE.
Automatic deployment of voice services: a combination of CDP, LLDP-MED,Auto Smartports and VSDP voice services enables dynamic end-to-end voice network deployment. Switches in the network automatically converge on a single voice VLAN and set of QoS parameters, and then distribute the information to the phones located on the ports.
Advanced network management: The Cisco 300 Series enables a variety of advanced features to manage network traffic. Features include: IPv6, Static routing, Layer 3 switching, web GUI, SNMP, CLI, multiple image support, and system configuration.
Additional Gigabit Ethernet ports: the Cisco 300 series switches provide a large number of ports on the device, including additional SFP ports.
Energy efficient solutions: the Cisco 300 Series switches are energy efficient and environmentally friendly devices. The technology saves energy by optimizing power consumption, which helps protect the environment and reduce electricity costs.
Peace of Mind and Investment Protection
: the Cisco 300 series switches offer reliable performance, investment protection, and peace of mind.
Features / filters | |
LAN standard | Gigabit Ethernet 10/100/1000 Mb/s |
Number of LAN ports | 26x [10/100/1000M (RJ45)] , 2x [1G Combo (RJ45/SFP)] , |
Number of PoE ports | 24x [802.3af/at (1G)] |
10G support | No |
AC input frequency | 50 - 60 |
AC input voltage | 100 - 240 |
Access Control List (ACL) | Yes |
ARP inspection | Yes |
Authentication type | IEEE 802.1x |
Basic switching RJ-45 Ethernet ports quantity | 26 |
Basic switching RJ-45 Ethernet ports type | Gigabit Ethernet (10/100/1000) |
BPDU filtering/protection | Yes |
Broadcast storm control | Yes |
Cables included | AC |
Certification | UL (UL 60950), CSA (CSA 22.2), CE, FCC 15 (CFR 47) A |
Combo SFP ports quantity | 2 |
Copper ethernet cabling technology | 1000BASE-T,100BASE-TX,10BASE-T |
Depth | 350 |
DHCP features | DHCP server,DHCP client |
DIN rail mounting | Yes |
Flash memory | 16 |
Flow control support | Yes |
Head-of-line (HOL) blocking | Yes |
Heat dissipation | 1487.63 |
Height | 44.5 |
IGMP snooping | Yes |
Internal memory | 128 |
IP routing | Yes |
Jumbo frames support | Yes |
LED indicators | Yes |
Link aggregation | Yes |
Loop protection | Yes |
MAC address filtering | Yes |
MAC address table | 16384 |
Management | CLI - Command Line Interface, By web browser, |
Management protocols | SNMP v1/v2c/v3, MIB, HTTP/HTTPS, RMON, IPv4, IPv6 |
Manual | Yes |
Mean time between failures (MTBF) | 138676.92 |
MIB support | Yes |
Multicast support | Yes |
Networking standards | IEEE 802.1D,IEEE 802.1Q,IEEE 802.1s,IEEE 802.1w,IEEE 802.3,IEEE 802.3ab,IEEE 802.3ad,IEEE 802.3af,IEEE 802.3at,IEEE 802.3u,IEEE 802.3x |
Noise level | 54 |
Number of fans | 4 |
Number of queues | 4 |
Number of static routes | 512 |
Number of VLANs | 4096 |
Operating relative humidity (H-H) | 10 - 90 |
Operating temperature (T-T) | 0 - 50 |
Packet buffer memory | 8 |
Port mirroring | Yes |
Power (W) | 180 |
Power consumption (max) | 445 |
Power consumption (typical) | 43.1 |
Power over Ethernet (PoE) | Yes |
Power over Ethernet plus (PoE+) ports quantity | 24 |
Power supply included | Yes |
Product colour | Black |
Quality of Service (QoS) support | Yes |
Rack mounting | Yes |
Rate limiting | Yes |
Reset button | Yes |
Security algorithms | 802.1x RADIUS,HTTPS,SNMP,SSH,SSH-2 |
Spanning tree protocol | Yes |
SSH/SSL support | Yes |
Storage relative humidity (H-H) | 10 - 90 |
Storage temperature (T-T) | -20 - 70 |
Supported network protocols | TCP/IP, IPv4/v6, HTTP/HTTPS, UDP, SSH, BPDU, IPSG, SNTP, TFTP, Bonjour |
Switch layer | L3 |
Switch type | Managed |
Switching capacity | 56 |
Switching protocols | GVRP, GARP, DHCP |
System event log | Yes |
Throughput | 41.67 |
Total Power over Ethernet (PoE) budget | 375 |
Type of case | Rack (1U) |
User guide | Yes |
Virtual LAN features | Private VLAN,Tagged VLAN |
VLAN support | Yes |
Web-based management | Yes |
Weight | 5.26 |
Width | 440 |
Performance - switching capacity and data rate | |
Throughput in Mpps (64-byte packets) | 41.67 |
Switching capacity (Gbps) | 56.0 |
PoE (Power over Ethernet) | |
The switches support 802.3 at PoE+, 802.3 af, and Cisco pre-standard (legacy) PoE. Maximum power is 30.0 watts to any 10/100 or Gigabit Ethernet port for PoE+-enabled devices and 15.4 watts for PoE supported devices, up to the PoE budget for the switch. The total power available for PoE per switch is as follows: | |
Power dedicated for PoE | 375W (PoE+ supported) |
Number of PoE-capable ports | 24 |
Energy consumption | |
Green Power | Energy Detect Short Reach |
Energy consumption of the system | 38.0W |
Power consumption (with PoE) | 431W |
Heat distribution (BTU/hour) | 1504.69 |
Ports | |
Total number of ports | 24 Fast Ethernet + 4 Gigabit Ethernet |
LAN ports | 24 Fast Ethernet + 2 Gigabit Ethernet |
Uplink ports | 2 Gigabit Ethernet combo (RJ-45 + SFP) |
Packet buffer | 8 MB |
Product specifications | |
Jumbo frames | Frame sizes up to 9K bytes |
MAC table | Up to 16K (16384) MAC addresses |
Console port | Cisco Standard console port - RJ45 |
Buttons | Reset button |
LEDs | System, Link / Act, PoE, Speed, LED power saving option |
Flash Memory | 16 MB |
CPU memory | 128 MB |
Environmental features | |
Device dimensions (W x H x D) | 440 mm x 44.45 x mm 350 mm |
Weight | 5.08 kg |
Power supply | 100 - 240 V, 47 - 63 Hz, internal |
Certification | UL (UL 60950), CSA (CSA 22.2), CE mark, FCC Part 15 (CFR 47) Class A |
Operating temperature | 0°C to 50°C |
Storage temperature | -20°C to 70°C |
Operating humidity | 10% to 90%, relative, non-condensing |
Storage Humidity | 10% to 90%, relative, non-condensing |
Acoustic noise level and mean time between failures (MTBF) | |
Fan (number) | 4 |
Acoustic noise | 0°C - 30°C: 41.7 dB 50°C: 54 dB |
MTBF at 50°C (hours) | 138677 |
Warranty | |
Warranty | Limited life with next working day before replacement (if available) |
Contents of the package | Cisco 300 Series Ethernet Switch Power cord (power supply for Desktop Computer SKUs) Mounting kit included in all sku's, including desktop models Serial cable CD-ROM with user documentation (PDF) included Quick Start Guide |
Layer 2 switching | |
Spanning Tree Protocol | 802.1d Spanning Tree support Rapid convergence using 802.1w (Rapid Spanning Tree [RSTP]), enabled by default 8 instances are supported Multiple Spanning Tree instances using 802.1s (MSTP) |
Port Grouping and 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 aggregated 802.3ad LAG dynamic link |
VLAN | Supports up to 4096 VLANs simultaneously VLANs based on 802.1Q ports and tags MAC-based VLANs VLAN Management Private VLAN Edge (PVE), also known as protected ports, with multiple uplinks Guest VLAN Unauthenticated VLAN Dynamic VLAN assignment via RADIUS server with 802.1x client authentication CPE VLAN |
Voice VLAN | Voice traffic is automatically assigned to a voice-specific VLAN and processed using the appropriate voice QoS Auto feature levels |
Multicast TV VLAN | Multicast TV VLAN enables a single multicast VLAN to be shared across a network, while subscribers remain in separate VLANs (also known as MVRs) |
Q-in-Q VLAN | VLANs transparently traverse the service provider network while isolating traffic among clients |
Generic VLAN Registration Protocol (GVRP)/Generic Attribute Registration Protocol (GARP) | Protocols for automatic propagation and configuration of VLANs in a bridged domain |
Unidirectional Link Detection (UDLD) | UDLD monitors the physical connection to detect unidirectional connections caused by improper cabling or cable/port faults to prevent forwarding loops and block traffic in networks |
DHCP Relay at Layer 2 | Forwarding of DHCP traffic to DHCP server in different VLANs; works with DHCP option 82 |
Internet Group Management Protocol (IGMP versions 1, 2, 3) snooping | IGMP limits bandwidth-intensive multicast traffic to requesters only; supports up to 1K multicast groups (source-specific multicasting is also supported) |
IGMP querier | Querier IGMP is used to support the Layer 2 multicast domain of snooping switches in the absence of a multicast router |
HOL (Head-Of-Line) locking | Prevention of HOL locks |
Layer 3 functions | |
IPv4 Routing | IPv4 packet forwarding at wire speed Up to 512 static routes and up to 128 IP interfaces |
Classless inter-domain routing (CIDR) | CIDR support |
Layer 3 interface | Layer 3 interface configuration on a physical port, LAG, VLAN interface or loopback interface |
DHCP relay at Layer 3 | Forwarding of DHCP traffic between IP domains |
User Datagram Protocol (UDP) relay | Forward transmission information between Layer 3 domains for application discovery or bootP/DHCP packet forwarding |
DHCP server | The switch acts as an IPv4 DHCP server supporting IP addresses for multiple DHCP pools/scopes Supports DHCP options |
Security | |
Secure Shell Protocol (SSH) | SSH is a secure replacement for Telnet traffic SCP also uses SSH SSH v1 and v2 are supported |
Secure Sockets Layer (SSL) | SSL support: encrypts all HTTPS traffic, enabling highly secure access to the switch's browser-based graphical management interface |
IEEE 802.1X (authenticator role) | 802.1X: RADIUS authentication and reporting MD5 checksum Guest VLAN Unauthenticated VLAN Single/multiple host mode and single/multiple sessions Supports 802.1X time-based support Dynamic VLAN assignment |
Authorization via Internet | Web-based authentication provides web-based access control via a web browser to any device and operating system |
STP Bridge Protocol Data Unit (BPDU) Guard | A security mechanism that protects the network against incorrect configurations BPDU Guard enabled port is disabled if a BPDU message is received on that port, avoiding accidental topology loops |
STP Root Guard | This prevents edge devices not under network administrator control from becoming Spanning Tree Protocol root nodes |
DHCP snooping | Filters DHCP messages with unregistered IP addresses and/or from unexpected or untrusted interfaces This prevents malicious devices from acting as DHCP servers |
IP Source Guard (IPSG) | When IP Source Guard is enabled on a port, the switch filters 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 This prevents IP address spoofing |
Dynamic ARP Inspection (DAI) | The switch discards ARP packets from the port if there are no static or dynamic IP/MAC bindings, or if there is a discrepancy between the source or destination addresses in the ARP packet, this prevents man-in-the-middle attacks |
IP/MAC/Port Binding (IPMB) | Previous features (DHCP Snooping, IP Source Guard and Dynamic ARP Inspection) work together to prevent DOS attacks on the network, thereby increasing network availability |
Secure Core Technology (SCT) | Ensures that the switch will receive and manage process and protocol traffic regardless of the amount of traffic received |
Secure Sensitive Data (SSD) | A mechanism for securely managing sensitive data (such as passwords, keys, etc.) on the switch, populating this data in other devices and protecting against autoconfiguration Access to view sensitive data in plaintext or encrypted form is provided according to the access level configured by the user and the user access method |
Private VLAN | Private VLAN provides security and isolation between switching ports so that users cannot spy on other users' traffic; supports multiple uplinks |
Port security | Ability to block source MAC addresses to ports and limit the number of learned MAC addresses |
RADIUS/TACACS+ | Supports RADIUS and TACACS authentication The switch operates as a client |
RADIUS accounting | RADIUS reporting features allow you to send data at the beginning and end of a service, indicating the amount of resources (such as time, packets, bytes, etc.) used during the session |
DoS prevention | Prevention of Denial-Of-Service (DOS) attacks |
ACL access control lists | Support for up to 512 policies Packet rejection or bandwidth limiting based on source and destination MAC, VLAN ID or IP address, protocol, port, DSCP/IP precedence, TCP/UDP source and destination ports, 802.1p priority, Ethernet type, Internet Control Message Protocol (ICMP) packets, IGMP packets, TCP flag, time-based ACL supported |
Quality of Service | |
Priority levels | 4 equipment queues |
Schedules | Strict Priority and Weighted Round-Robin (WRR) Queue assignment based on Differentiated Services Code Point (DSCP) and class of service (802.1p/CoS) |
Classes of Service | Port-based; 802.1p VLAN priority-based; IPv4/v6 IP precedence/Type of Service (ToS)/DSCP-based; Differentiated Services (DiffServ); classification and remarking ACLs, trusted QoS |
Rate limiting | Input control; output shaping and rate control; per VLAN, per port and flow-based. |
Avoiding traffic congestion | A TCP congestion avoidance algorithm is required to minimize and avoid global synchronization TCP losses |
IPv6 | |
IPv6 | IPv6 host mode IPv6 over Ethernet dual stack IPv6/IPv4 IPv6 neighbor and router discovery (ND) automatic stateless IPv6 address configuration Path maximum transmission unit (MTU) discovery Duplicate address detection (DAD) ICMP version 6 IPv6 over IPv4 network with Intra-Site Automatic Tunnel Addressing Protocol (ISATAP) support USGv6 certified and IPv6 Gold Logo |
IPv6 QoS | Prioritizing IPv6 packets |
IPv6 ACL | Rate limiting or discarding IPv6 packets |
IPv6 First Hop Security | RA guard ND inspection DHCPv6 guard Neighbor table (snooping and static entries) Neighbor binding integrity check |
Multicast listener discovery (MLD v1/2) snooping | Deliver IPv6 multicast packets only to appropriate recipients |
IPv6 applications | Web/SSL, Telnet server/SSH, ping, traceroute, Simple Network Time Protocol (SNTP), Trivial File Transfer Protocol (TFTP), SNMP, RADIUS, syslog, DNS client, Telnet Client, DHCP Client, DHCP Autoconfig, IPv6 DHCP Relay, TACACS |
Management | |
Graphical user interface | Built-in switch configuration utility for easy device configuration in a browser (HTTP/HTTPS) Supports simple and advanced operation, configuration, wizards, configurable dashboard, system maintenance, monitoring, online help and universal search engine |
SNMP | SNMP versions 1, 2c and 3 with SNMP trap support and SNMP version 3 User-based security model (USM) |
Remote monitoring (RMON) | Built-in RMON software supports 4 RMON groups (history, statistics, alarms and events) for better traffic management, monitoring and analysis |
Dual stack IPv4 and IPv6 | Coexistence of both protocol stacks to facilitate migration |
Firmware Update | Update via web browser (HTTP/HTTPS) and TFTP and SCP. Updates can also be initiated via the console port Dual images for flexible firmware updates |
Port mirroring | Traffic on a port or LAG can be mirrored to another port for analysis using a network analyzer or RMON probe Up to 8 source ports can be mirrored to a single destination port |
VLAN mirroring | Traffic on a port can be mirrored to another port for analysis using a network analyzer or RMON probe Up to 8 source ports can be mirrored to a single destination port Single session is supported |
DHCP (options 12, 66, 67, 82, 129 and 150) | DHCP options allow tighter control from a central point (DHCP server) for IP address, auto-configuration (with configuration file download), DHCP relay and hostname |
Self-configuration with Secure Copy (SCP) | Enables secure, mass deployment with protection for sensitive data |
Text-based, editable configuration files | Configuration files can be edited with a text editor and downloaded to another switch, facilitating mass deployment |
Smartports | Simplified configuration of QoS and security features |
Auto Smartports | Applies intelligent solutions provided through Smartport roles and applies them automatically to the port based on devices discovered using Cisco Discovery Protocol or LLDP-MED |
Secure copy (SCP) | Secure file transfer to and from the switch |
Text-based CLI command line | Scriptable CLI Full CLI and menu CLI supported |
Temporary operation of the port | Raise or lower the port based on a user-defined schedule (when the port is administratively raised) |
Other forms of management | Traceroute; Single IP Management; HTTP/HTTPS; SSH; RADIUS; Port Mirroring; TFTP Update; DHCP Client; Simple Network Time Protocol (SNTP); Xmodem Update; Cable Diagnostics; Ping; Syslog; Telnet Client; SSH Client; Automatic Time Setting from Management Station |
Energy efficiency | |
Energy detection | The switch automatically shuts down power to the RJ-45 port when no connection is detected Power is resumed without packet loss when the switch detects a connection |
Cable length detection | Adjusts signal strength according to cable length, reduces power consumption for shorter cables |
EEE (802.3az) compliant | 802.3az support on all 10 Gbps copper ports |
Disabling the port LEDs | LEDs can be manually switched off to save energy |
Discovery | |
Bonjour | The switch is broadcasting with Bonjour protocol |
Link Layer Discovery Protocol (LLDP) (802.1ab) with LLDP-MED extensions | LLDP enables a switch to broadcast its identification, configuration, and capabilities to neighboring devices that store data in the MIB LLDP-MED is an extension to LLDP that adds extensions needed for IP phones |
Cisco Discovery Protocol | The switch broadcasts itself using Cisco Discovery Protocol It also learns the connected device and its properties using Cisco Discovery Protocol |