Προϊόντα
Cisco 50-port 10/100/1000 Smart Switch With PoE SG250-50HP
![Cisco 50-port 10/100/1000 Smart Switch With PoE SG250-50HP [SG250-50HP-K9-EU] Εικόνα 1](https://static.msystems.gr/photos/big_photos/28545.jpg)
Χωρίς ΦΠΑ: - €
Πληροφορίες
Δόσεις
Άτοκες Δόσεις
Δόσεις χωρίς πιστωτική
| Performance | |
| Switching capacity and forwarding rate | Capacity in millions of packets per second (mpps) (64-byte packets): 74.41 Switching capacity in gigabits per second (Gbps): 100.0 |
| Layer 2 Switching | |
| Spanning Tree Protocol (STP) |
Standard 802.1d spanning tree support Fast convergence using 802.1w (Rapid Spanning Tree Protocol [RSTP]), enabled by default Multiple spanning tree instances using 802.1s (MSTP); 8 instances are supported |
| Port grouping/link aggregation |
Support for IEEE 802.3ad Link Aggregation Control Protocol (LACP) ● Up to 4 groups ● Up to 8 ports per group with 16 candidate ports for each (dynamic) 802.3ad LAG |
| VLAN |
Support for up to 256 active VLANs simultaneously Port-based and 802.1Q tag-based VLANs Management VLAN Guest VLAN |
| Voice VLAN | Voice traffic is automatically assigned to a voice-specific VLAN and treated with appropriate levels of QoS. Auto voice capabilities deliver networkwide zero-touch deployment of voice endpoints and call control devices |
| Generic VLAN Registration Protocol (GVRP) and Generic Attribute Registration Protocol (GARP) | Protocols for automatically propagating and configuring VLANs in a bridged domain |
| IGMP (versions 1, 2, and 3) snooping | Internet Group Management Protocol (IGMP) limits bandwidth-intensive multicast traffic to only the requesters; supports 4K multicast groups (source-specific multicasting is also supported) |
| IGMP querier | 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 |
| Loopback detection | Provides protection against loops by transmitting loop protocol packets out of ports on which loop protection has been enabled. It operates independently of STP |
| Layer 3 routing | |
| IPv4 routing |
Wire-speed routing of IPv4 packets Up to 32 static routes and up to 16 IP interfaces |
| IPv6 routing | Wire-speed routing of IPv6 packets |
| Layer 3 interface | Configuration of Layer 3 interface on physical port, LAG, VLAN interface, or loopback interface |
| Classless Interdomain Routing (CIDR) | Support for CIDR |
| 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 |
| Security | |
| SSL | Secure Sockets Layer (SSL) encrypts all HTTPS traffic, allowing secure access to the browser-based management GUI in the switch |
| Secure Shell (SSH) Protocol | SSH is a secure replacement for Telnet traffic. Secure Copy (SCP) also uses SSH. SSH v1 and v2 are supported |
| IEEE 802.1X (authenticator role) | RADIUS authentication, guest VLAN, single/multiple host mode, and single/multiple sessions |
| Standards | |
| Standards | IEEE 802.3 10BASE-T Ethernet, IEEE 802.3u 100BASE-TX Fast Ethernet, IEEE 802.3ab 1000BASE-T Gigabit Ethernet, IEEE 802.3ad Link Aggregation Control Protocol, IEEE 802.3z Gigabit Ethernet, IEEE 802.3x Flow Control, IEEE 802.3 ad LACP, IEEE 802.1D (STP), IEEE 802.1Q/p VLAN, IEEE 802.1w RSTP, IEEE 802.1s Multiple STP, IEEE 802.1X Port Access Authentication, IEEE 802.3af, IEEE 802.3at, RFC 768, RFC 783, RFC 791, RFC 792, RFC 793, RFC 813, RFC 879, RFC 896, RFC 826, RFC 854, RFC 855, RFC 856, RFC 858, RFC 894, RFC 919, RFC 920, RFC 922, RFC 950, RFC 951, RFC 1042, RFC 1071, RFC 1123, RFC 1141, RFC 1155, RFC 1157, RFC 1213, RFC 1215, RFC 1286, RFC 1350, RFC 1442, RFC 1451, RFC 1493, RFC 1533, RFC 1541, RFC 1542, RFC 1573, RFC 1624, RFC 1643, RFC 1700, RFC 1757, RFC 1867, RFC 1907, RFC 2011, RFC 2012, RFC 2013, RFC 2030, RFC 2131, RFC 2132, RFC 2233, RFC 2576, RFC 2616, RFC 2618, RFC 2665, RFC 2666, RFC 2674, RFC 2737, RFC 2819, RFC 2863, RFC 3164, RFC 3411, RFC 3412, RFC 3413, RFC 3414, RFC 3415, RFC 3416, RFC 4330 |
| IPv6 | |
| IPv6 |
IPv6 host mode IPv6 over Ethernet Dual IPv6/IPv4 stack IPv6 neighbor and Router Discovery (ND) IPv6 stateless address auto configuration Path Maximum Transmission Unit (MTU) discovery Duplicate Address Detection (DAD) Internet Control Message Protocol (ICMP) version 6 IPv6 over IPv4 network with Intrasite Automatic Tunnel Addressing Protocol (ISATAP) support USGv6 and IPv6 Gold Logo certified |
| IPv6 RFCs supported |
RFC 4443 (which obsoletes RFC 2463): ICMPv6 RFC 4291 (which obsoletes RFC 3513): IPv6 address architecture RFC 4291: IPv6 Addressing Architecture RFC 2460: IPv6 Specification RFC 4861 (which obsoletes RFC 2461): Neighbor Discovery for IPv6 RFC 4862 (which obsoletes RFC 2462): IPv6 Stateless Address Autoconfiguration RFC 1981: Path MTU Discovery RFC 4007: IPv6 Scoped Address Architecture RFC 3484: Default address selection mechanism RFC 5214 (which obsoletes RFC 4214): ISATAP tunneling RFC 4293; MIB IPv6: Textual Conventions and General Group RFC 3595: Textual Conventions for IPv6 Flow Label |
| Management | |
| Web user interface |
Built-in switch configuration utility for easy browser-based device configuration (HTTP/HTTPS). Supports configuration, wizards, system dashboard, system maintenance, and monitoring Basic and advanced mode for maximum operational efficiency |
| Smart Network Application (SNA) | An innovative network-level monitoring and management tool embedded in Cisco 250 to 550X Series switches. It can discover network topology, display link status, monitor events, apply configurations, and upgrade software images across multiple switches in the network |
| SNMP | SNMP versions 1, 2c, and 3 with support for traps, and SNMP v3 User-based Security Model (USM) |
| Port mirroring | Traffic on a port can be mirrored to another port for analysis with a network analyzer or RMON probe. Up to 4 source ports can be mirrored to one destination port |
| Product specifications | |
| 802.3at PoE+ and 802.3af PoE delivered over any of the RJ-45 ports within the listed power budgets |
Power dedicated to PoE: 192W Number of ports that support PoE: 48 |
| Power consumption (worst case) |
System power consumption: 110V=57.5W / 220V=59.3W Power consumption (with PoE): 110V=267.2W / 220V=263.5W Heat dissipation (BTU/hr): 911.72 |
| Ports |
50 Gigabit Ethernet RJ45 Ports: 48 Gigabit Ethernet
|
| USB Slot | USB Type-A slot on the front panel of the switch for easy file and image management |
| Buttons | Reset Button |
| Cabling type | Unshielded Twisted Pair (UTP) Category 5 or better for 10BASE-T/100BASE-TX; UTP Category 5e or better for 1000BASE-T |
| Flash | 256 MB |
| CPU | 800 MHz ARM |
| CPU memory | 512 MB |
| Packet buffer | 24 Mb |
| Unit dimensions (W x H x D) | 440 x 44 x 350 mm |
| Unit weight | 4.8 Kg |
Powerful capabilities
In addition to basic management, security, and quality of service (QoS), these switches support capabilities such as Layer 3 static routing, access control lists (ACLs), and Power over Ethernet Plus (PoE+).
Easy setup and management
The new Smart Network Application provides an innovative solution for on-box multi-device management. The 250 Series also supports FindIT Network Manager with Network PnP for on premise and cloud management across multiple sites.
Performance and reliability
The 250 Series is designed and tested to deliver the high performance and reliability you would expect from Cisco switches. Enjoy speedy file transfers and keep vital business applications available.
Energy efficiency
Comprehensive energy-saving features are embedded, including energy detect, cable length detection, and Energy Efficient Ethernet (EEE). All provide an eco-friendly and cost-effective solution without compromising performance.
| Κατασκευαστής | Cisco |
| Μοντέλο | 50-port 10/100/1000 Smart Switch With PoE SG250-50HP |
| Part Number | SG250-50HP-K9-EU |
| Κατηγορία | Switches |
| Θύρες | 50 Ports 2 SFP Ports |
| Port Speed | 1 Gbps |
| Manageable | Managed |
| Rackmount | Rackmount |
| Υποστήριξη PoE | Με PoE |
| Industrial | No |
| Τροφοδοσία | Με PoE Με PoE+ |
| Εγγύηση | Limited Lifetime, H Lifetime εγγύηση παύει να ισχύει την ημέρα διακοπής υποστίριξης απο την Cisco (περισσότερες πληροφορίες στο link), έπειτα συνεχίζει με την πολιτική υποστήριξης End of Life προϊόντων της Cisco, για πληροφορίες στην επίσιμη σελίδα του κατασκευαστή στο link. |