SF250-24

Product Code

SF250-24

Processor

X ARM: 800 MHz

RAM

512 MB

Flash Memory

256 MB

Power Consumption Operational

10.6 Watt

Heat dissipation (BTU/hr)

37.19

Model

Description

SF250-24

Cisco SF250-24 24-Port 10 100 Smart Switch

SF250-24P

Cisco SF250-24P 24-Port 10 100 PoE Smart Switch

SF250-48

Cisco SF250-48 48-Port 10 100 Smart Switch

SF250-48HP

Cisco SF250-48HP 48-Port 10 100 PoE Smart Switch

SG250-10P

Cisco SG250-10P 10-Port Gigabit PoE Smart Switch

SG250-18

Cisco SG250-18 18-Port Gigabit Smart Switch

SG250-26

Cisco SG250-26 26-Port Gigabit Smart Switch

SG250-26HP

Cisco SG250-26HP 26-Port Gigabit PoE Smart Switch

SG250-26P

Cisco SG250-26P 26-Port Gigabit PoE Smart Switch

SG250-50

Cisco SG250-50 50-Port Gigabit Smart Switch

SG250-50HP

Cisco SG250-50HP 50-Port Gigabit PoE Smart Switch

SG250-50P

Cisco SG250-50P 50-Port Gigabit PoE Smart Switch

SG250X-24

Cisco SG250X-24 24-Port Gigabit with 4-Port 10-Gigabit Smart Switch

SG250X-24P

Cisco SG250X-24P Gigabit PoE with 4-Port 10-Gigabit Smart Switch

SF250-24 Specification

General

Device Type

Switch - 24 ports - smart

Enclosure Type

Rack-mountable 1U

Subtype

Fast Ethernet

Power consumption (worst case)

Green power (mode)

EEE, Energy Detect

System power consumption

110V=10.6W; 220V=10.9W

Power consumption (with PoE)

-

Heat dissipation (BTU/hr)

37.19

Total system ports

24 Fast Ethernet + 4 Gigabit Ethernet

RJ-45 ports

24 Fast Ethernet

Combo ports (RJ-45 + SFP)

2 Gigabit Ethernet combo + 2 SFP

Performance

Switching capacity: 12.8 Gbps | Forwarding performance (64-byte packet size): 9.52 Mpps

Capacity

MSTP instances: 8 | Active VLANs: 256 | Multicast groups: 4000 | IPv4 routes (static): up to 32 | IPv4 interfaces: up to 16 | ACL rules: up to 512 | QoS hardware queues: 8

MAC Address Table Size

8K entries

Jumbo Frame Support

9KB

Routing Protocol

IGMPv2, IGMP, IGMPv3, static IPv4 routing, MLDv2, MLD, CIDR

Remote Management Protocol

SNMP 1, RMON, Telnet, SNMP 3, SNMP 2c, HTTP, HTTPS, TFTP, CLI, SCP

Encryption Algorithm

SSL

Authentication Method

Secure Shell (SSH), RADIUS, Secure Shell v.2 (SSH2)

Features

VLAN support, IGMP snooping, Syslog support, DoS attack prevention, port mirroring, DiffServ support, Weighted Round Robin (WRR) queuing, Broadcast Storm Control, IPv6 support, Multicast Storm Control, Unicast Storm Control, SNTP support, Spanning Tree Protocol (STP) support, Rapid Spanning Tree Protocol (RSTP) support, Multiple Spanning Tree Protocol (MSTP) support, Trivial File Transfer Protocol (TFTP) support, Access Control List (ACL) support, Quality of Service (QoS), IP Precedence, RADIUS support, MLD snooping, DHCP relay, Link Aggregation Control Protocol (LACP), DHCP client, Dynamic VLAN Support (GVRP), dual firmware images, static routing, 12MB packet buffer, Class of Service (CoS), Generic Attribute Registration Protocol (GARP), Duplicated Address Detection, SNMP support, Type of Service (ToS), cable test, SmartPort technology, Internet Control Message Protocol (ICMP), Secure Copy (SCP), Cisco Discovery Protocol, IGMP querier, VLAN mirroring, DNS client, Voice VLAN, VLAN management, Secure Core Technology (SCT), Head-of-line (HOL) blocking, Secure Sensitive Data (SSD), Guest VLAN, User Datagram Protocol (UDP), STP loop guard, loopback detection, Telnet client

Compliant Standards

IEEE 802.3, IEEE 802.3u, IEEE 802.3z, IEEE 802.1D, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x, IEEE 802.1s, IEEE 802.1ab (LLDP), IEEE 802.3az

Processor

X ARM: 800 MHz

RAM

512 MB

Flash Memory

256 MB

Status Indicators

Port transmission speed, system, link/activity

Power

Power Device

Internal power supply

Voltage Required

AC 100-240 V (50/60 Hz)

Power Consumption Operational

10.6 Watt

Miscellaneous

Rack Mounting Kit

Included

MTBF

630,719 hours

Compliant Standards

UL 60950, CSA 22.2, FCC CFR47 Part 15 A, USGv6

Localization

North America

Dimensions

440 x 44 x 202 mm (17.3 x 1.73 x 7.95 in)

Manufacturer Warranty

Service & Support

Limited warranty - replacement - lifetime | Technical support - phone consulting - 1 year | Technical support - power supply - 1 year

Environmental Parameters

Min Operating Temperature

32 °F

Max Operating Temperature

122 °F

Humidity Range Operating

10 - 90% (non-condensing)

Min Storage Temperature

-4 °F

Max Storage Temperature

158 °F

Humidity Range Storage

10 - 90% (non-condensing)