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Cisco SF250-48-K9-EU network switch Managed L2 Fast Ethernet (10/100) Black

Part number: SF250-48-K9-EU
EAN: 882658767258
SF250-48-K9-EU Photo#1
SF250-48-K9-EU Photo#1
-84%
2 039,90 € neto
320,34 € neto
384,41 € bruto
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Cisco CBS250-48T-4G-EU Smart 48-port GE, 4x1G SFP

CBS250-48T-4G-EU

Saadavus:
11-20  tk.
405,42 € neto
486,50 € bruto
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Me leiame teie ettevõtte jaoks optimaalse lahenduse. Meie müügi- ja eelmüügispetsialistid valivad iga päev klientidele tooteid ja teenuseid.
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Rakendustoetus garanteeritud
Me pakume tuge lahenduste rakendamisel teie ettevõttes. Meie kvalifitseeritud insenerid aitavad teil oma infrastruktuuri tõhusalt hallata.
Klient kõigepealt
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Kirjeldus
Lugege veel Cisco SF250-48-K9-EU network switch Managed L2 Fast Ethernet (10/100) Black
Spetsifikatsioon
Management features
What switch device has, managed or unmanaged.  Switch type Managed  
A network switch is a computer networking device that links networking segments. A switch has different layers, such as layer 2 (a network bridge, operating at the data link layer, interconnecting a small number of devices) and layer 4 (can act as a firewall, amongst other things).  Switch layer L2  
Quality of Service (QoS) support Yes  
Using a website/web application to manage something.  Web-based management Yes  
System event log Yes  
MIB support lldp-MIB, lldpextdot1-MIB, lldpextdot3-MIB, lldpextmed-MIB, rfc2674-MIB, rfc2575-MIB, rfc2573-MIB, rfc2233-MIB, rfc2013-MIB, rfc2012-MIB, rfc2011-MIB, RFC-1212, RFC-1215, SNMPv2-CONF, SNMPv2-TC, p-bridge-MIB, q-bridge-MIB, rfc1389-MIB, rfc1493-MIB, rfc1611-MIB, rfc1612-MIB, rfc1850-MIB, rfc1907-MIB, rfc2571-MIB, rfc2572-MIB, rfc2574-MIB, rfc2576-MIB, rfc2613-MIB, rfc2665-MIB, rfc2668-MIB, rfc2737-MIB, rfc2925-MIB, rfc3621-MIB, rfc4668-MIB, rfc4670-MIB, trunk-MIB, tunnel-MIB, udp-MIB, draft-ietf-bridge-8021x-MIB, draft-ietf-bridge-rstpmib-04-MIB, draft-ietf-hubmib-etherif-mib-v3-00-MIB, draft-ietf-syslog-device-MIB, ianaaddrfamnumbers-MIB, ianaifty-MIB, ianaprot-MIB, inet-address-MIB, ip-forward-MIB, ip-MIB, RFC1155-SMI, RFC1213-MIB, SNMPv2-MIB, SNMPv2-SMI, SNMPv2-TM, RMON-MIB, rfc1724-MIB, dcb-raj-DCBX-MIB-1108-MIB, rfc1213-MIB, rfc1757-MIB, CISCOSB-lldp-MIB, CISCOSB-brgmulticast-MIB, CISCOSB-bridgemibobjects-MIB, CISCOSB-bonjour-MIB, CISCOSB-dhcpcl-MIB, CISCOSB-MIB, CISCOSB-wrandomtaildrop-MIB, CISCOSB-traceroute-MIB, CISCOSB-telnet-MIB, CISCOSB-stormctrl-MIB, CISCOSBssh-MIB, CISCOSB-socket-MIB, CISCOSB-sntp-MIB, CISCOSB-smon-MIB, CISCOSB-phy-MIB, CISCOSB-multisessionterminal-MIB, CISCOSB-mri-MIB, CISCOSB-jumboframes-MIB, CISCOSB-gvrp-MIB, CISCOSB-endofmib-MIB, CISCOSB-dot1x-MIB, CISCOSB-deviceparams-MIB, CISCOSB-cli-MIB, CISCOSB-cdb-MIB, CISCOSB-brgmacswitch-MIB, CISCOSB-3sw2swtables-MIB, CISCOSB-smartPorts-MIB, CISCOSB-tbi-MIB, CISCOSB-macbaseprio-MIB, CISCOSB-env_mib-MIB, CISCOSB-policy-MIB, CISCOSB-sensor-MIB, CISCOSB-aaa-MIB, CISCOSB-application-MIB, CISCOSB-bridgesecurity-MIB, CISCOSB-copy-MIB, CISCOSB-CpuCounters-MIB, CISCOSB-Custom1BonjourService-MIB, CISCOSB-dhcp-MIB, CISCOSB-dlf-MIB, CISCOSB-dnscl-MIB, CISCOSB-embweb-MIB, CISCOSB-fft-MIB, CISCOSB-file-MIB CISCOSB-greeneth-MIB, CISCOSB-greeneth-MIB, CISCOSB-interfaces-MIB, CISCOSB-interfaces_recovery-MIB, CISCOSB-ip-MIB, CISCOSB-iprouter-MIB, CISCOSB-ipv6-MIB, CISCOSB-mnginf-MIB, CISCOSB-lcli-MIB, CISCOSB-localization-MIB, CISCOSB-mcmngr-MIB, CISCOSB-mng-MIB, CISCOSB-physdescription-MIB, CISCOSB-PoE-MIB, CISCOSB-protectedport-MIB, CISCOSB-rmon-MIB, CISCOSB-rs232-MIB, CISCOSB-SecuritySuite-MIB, CISCOSB-snmp-MIB, CISCOSB-specialbpdu-MIB, CISCOSB-banner-MIB, CISCOSB-syslog-MIB, CISCOSB-TcpSession-MIB, CISCOSB-traps-MIB, CISCOSB-trunk-MIB, CISCOSB-tuning-MIB, CISCOSB-tunnel-MIB, CISCOSB-udp-MIB, CISCOSB-vlan-MIB, CISCOSB-ipstdacl-MIB, CISCOSB-eee-MIB, CISCOSB-ssl-MIB, CISCOSB-digitalkeymanage-MIB, CISCOSB-qosclimib-MIB, CISCOSB-digitalkeymanage-MIB, CISCOSB-tbp-MIB, CISCOSMB-MIB, CISCOSB-secsd-MIB, CISCOSB-draft-ietf-entmib-sensor-MIB, CISCOSB-draft-ietf-syslog-device-MIB, CISCOSB-rfc2925-MIB, CISCO-SMI-MIB, CISCOSB-DebugCapabilities-MIB, CISCOSB-CDP-MIB, CISCOSB-vlanVoice-MIB, CISCOSB-EVENTS-MIB, CISCOSB-sysmng-MIB, CISCOSB-sct-MIB, CISCO-TC-MIB, CISCO-VTP-MIB, CISCO-CDP-MIB  
Ports & interfaces
The number of basic switching RJ-45 Ethernet ports (sockets).  Basic switching RJ-45 Ethernet ports quantity 48  
The type/category of basic switching RJ-45 Ethernet ports (sockets).  Basic switching RJ-45 Ethernet ports type Fast Ethernet (10/100)  
An SFP ("small form-factor pluggable transceiver") is a transmitter/receiver which interfaces a network device motherboard (e.g. in a switch, router) to a fibre optic or copper network cable. The "SFP ports quantity" is the number of ports for SFP connections in a device.  Installed SFP modules quantity 2  
An SFP ("small form-factor pluggable transceiver") is a transmitter/receiver which interfaces a network device motherboard (e.g. in a switch, router) to a fibre optic or copper network cable. The enhanced small form-factor pluggable (SFP+) is an enhanced version of the SFP that supports data rates up to 10 Gbit/s. The "SFP+ ports quantity" is the number of ports for SFP+ connections in a device.  Installed SFP+ modules quantity 2  
Number of USB 2.0 ports (connecting interfaces) in the device. USB 2.0 was released in April 2000 (now called "Hi-Speed"), adding higher maximum signaling rate of 480 Mbit/s (effective throughput up to 35 MB/s or 280 Mbit/s), USB 2.0 ports are usually black.  USB 2.0 ports quantity 1  
Network
The way in which the network is working, e.g. IEEE 802.11a, IEEE 802.11b, IEEE 802.11g.  Networking standards IEEE 802.1D, IEEE 802.1Q, IEEE 802.1p, IEEE 802.1s, IEEE 802.1w, IEEE 802.1x, IEEE 802.3, IEEE 802.3ab, IEEE 802.3ad, IEEE 802.3az, IEEE 802.3u, IEEE 802.3x, IEEE 802.3z  
The product can use Oracle 10G, which is a database management system introduced in 2003.  10G support No  
Port mirroring Yes  
Flow control support Yes  
Link aggregation Yes  
Broadcast storm control Yes  
Rate limiting Yes  
Spanning tree protocol Yes  
Head-of-line (HOL) blocking Yes  
Active link detection Yes  
Cable length detection Yes  
A Virtual Local Area Network (VLAN) consists of a group of computers and switches that can be physically distributed over different networks and buildings, but form one LAN on a logical level.  VLAN support Yes  
Virtual LAN features Tagged VLAN, Port-based VLAN  
Number of VLANs 256  
Data transmission
The data transfer capacity of the switch per second.  Switching capacity 17.6 Gbit/s  
Forwarding rate 13.1 Mpps  
The MAC address is the 'Media Access Control Address'. It is a unique address given to a network interface controller (NIC) in a device. A MAC address table shows the addresses in a table format.  MAC address table 8000 entries  
Number of queues 4  
Jumbo frames support Yes  
Jumbo frames 9000  
Packet buffer memory 24 MB  MB
Security
DHCP features DHCP server, DHCP client  
IGMP snooping Yes  
Security algorithms are used to provide authentication, cipher key generation, integrity and radio link privacy to users on mobile networks. The security algorithms supported are the ones that can be used with this product.  Security algorithms 802.1x RADIUS, HTTPS, SSH, SSL/TLS  
Security access control method whereby the 48-bit address assigned to each network card is used to determine access to the network. MAC addresses are uniquely assigned to each card, so using MAC filtering on a network permits and denies network access to specific devices through the use of blacklists and whitelists.  MAC address filtering Yes  
SSH/SSL support Yes  
DoS attack prevention Yes  
Authentification means proving identity to gain access to sometheng. There are various types of authentification exist e.g. access card, password, biometric data.  Authentication type RADIUS  
Authentication Port-based authentication  
Multicast features
Multicast support Yes  
Number of multicast groups filtered 4000  
Protocols
Management protocols HTTP/HTTPS, SNMP v1/2c/3, MIB, RMON, IPv4/IPv6, SNTP  
Switching protocols STP, RSTP, MSTP, LACP, IGMP 1/2/3  
Design
The colour e.g. red, blue, green, black, white.  Product colour Black  
Reset button Yes  
LED indicators Activity, Link, PoE, Speed, System  
The button which is pressed to switch the device on or off.  On/off switch Yes  
Certification UL (UL 60950), CSA (CSA 22.2), CE mark, FCC 15 (CFR 47)  
Performance
Built-in processor Yes  
The clock rate is the fundamental rate in cycles per second (measured in hertz) at which a computer performs its most basic operations such as adding two numbers. There are more factors, like internal memory size, that influence a computer's actual response time.  Processor frequency 800 MHz  MHz
The amount of memory, usually measured in bytes (e.g. MB, GB), which is installed in the system's hardware.  Internal memory 512 MB  MB
Flash memory 256 MB  MB
The amplitude level of the undesired background noise, usually measured in decibels (db).  Noise level 49.3 dB  
List of desktop operating systems tested as compatible with this product.  Compatible operating systems Microsoft Windows, Linux, Mac OS X  
Statistical model used to indicate product/mechanism reliability; expressed in hours and percentage of duty cycle. This number (in hours) does not indicate the mean time before failure for a single unit/mechanism.  Mean time between failures (MTBF) 256281 h  
Harmonized System (HS) code 85176990  
Minimum system requirements - Web browser: Mozilla Firefox version 36 or later; Microsoft Internet Explorer version 9 or later, Chrome version 40 or later, Safari version 5 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  
Power
The voltage of the AC electricity that is inpitted into the product.  AC input voltage 100 - 240 V  
AC input frequency 50 - 60 Hz  
Amount of power consumed by this model, often expressed in watts (W). Typical values that manufacturers give are power consumption when off, standby/suspended mode, typical use, maximum usage.  Power consumption (typical) 24.2 W  
Power over Ethernet (PoE)
The device supports Power over Ethernet (PoE), which is one of several standardized or ad-hoc systems which pass electrical power along with data on Ethernet cabling. This allows a single cable to provide both data connection and electrical power to devices such as wireless access points or IP cameras.  Power over Ethernet (PoE) No  
Operational conditions
The minimum and maximum temperatures at which the product can be safely operated.  Operating temperature (T-T) 0 - 50 °C  
The minimum and maximum temperatures at which the product can be safely stored.  Storage temperature (T-T) -20 - 70 °C  
Operating relative humidity (H-H) 10 - 90%  
Storage relative humidity (H-H) 10 - 90%  
The heat generated by the power supply.  Heat dissipation 82.57 BTU/h  
Weight & dimensions
The measurement or extent of something from side to side.  Width 440 mm  
The distance from the front to the back of something.  Depth 350 mm  
The measurement of the product from head to foot or from base to top.  Height 44 mm  
Weight of the product without packaging (net weight). If possible, the net weight is given including standard accessories and supplies. Please note that sometimes the manufacturer leaves out the weight of accessories and/or supplies.  Weight 3.57 kg  
Packaging data
Cables included AC  
Instructions, either online, as a computer program or in paper form, to allow you to set up and start using the product quickly.  Quick start guide Yes  
Rack mount kit Yes  

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