Thiết bị mạng Cisco CBS220-16T-2G-EU

CBS220-16T-2G-EU ~~5.790.000₫~~ 5.990.000₫

16-Port Gigabit + 2-Port Gigabit SFP Smart Switch CISCO CBS220-16T-2G-EU - Support 16 Gigabit Ethernet + 2 Gigabit Ethernet SFP. - LEDs: System, Link/Act, Speed. - Flash: 64MB. - CPU memory: 256MB. - MAC table: Up to 8.192 Media Access Control (MAC) addresses. - Jumbo frame: Frame sizes up to 9.216 supported. - Dimensions (W x D...

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16-Port Gigabit + 2-Port Gigabit SFP Smart Switch CISCO CBS220-16T-2G-EU

- Support 16 Gigabit Ethernet + 2 Gigabit Ethernet SFP.

- LEDs: System, Link/Act, Speed.

- Flash: 64MB.

- CPU memory: 256MB.

- MAC table: Up to 8.192 Media Access Control (MAC) addresses.

- Jumbo frame: Frame sizes up to 9.216 supported.

- Dimensions (W x D x H): 440 x 203 x 44 mm.

- Weight: 2.48kg.

- Power: 100-240V, 50-60Hz, Internal.

Đặc tính kỹ thuật

Performance
Switching capacity	Forwarding rate in millions of packets per second (mpps; 64-byte packets): 26.78
Switching capacity	Switching capacity in Gigabits per second (Gbps): 36
Layer 2 switching
MAC table	Up to 8,192 Media Access Control (MAC) addresses
Spanning Tree Protocol (STP)	Standard 802.1d Spanning Tree support, enabled by default Fast convergence using 802.1w (Rapid Spanning Tree [RSTP]) Multiple Spanning Tree instances using 802.1s (MSTP) 16 instances are supported
Port grouping	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 link aggregation Load balance based on source and destination MAC address, or source and destination MAC/IP
VLAN	Support for up to 256 Virtual Local Area Networks (VLANs) simultaneously Port-based and 802.1Q tag-based VLANs Management VLAN Guest VLAN
Auto voice VLAN	Voice traffic is automatically assigned to a voice-specific VLAN and treated with appropriate levels of QoS
QinQ VLAN	VLANs transparently cross a service provider network while isolating traffic among customers
Generic VLAN Registration Protocol (GVRP) and Generic Attribute Registration Protocol (GARP)	Protocols for automatically propagating and configuring VLANs in a bridged domain
Head-of-Line (HOL) blocking	HOL blocking prevention
Jumbo frame	Frame sizes up to 9,216 supported
Loopback detection	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.
Automatic Media-Dependent Interface Crossover (MDIX)	Automatically adjusts transmit and receive pairs if an incorrect cable type (crossover or straight-through) is installed.
Security
ACLs	Drop or rate limit based on source and destination MAC, VLAN ID or IP address, protocol, port, Differentiated Services Code Point (DSCP)/IP precedence, Transmission Control Protocol (TCP)/ User Datagram Protocol (UDP) source and destination ports, 802.1p priority, Ethernet type, Internet Control Message Protocol (ICMP) packets, Internet Group Management Protocol (IGMP) packets, TCP flag Support up to 512 rules
Port security	Creates the ability to lock source MAC addresses to ports; limits the number of learned MAC addresses
IEEE 802.1X (authenticator role)	802.1X: Remote Authentication Dial-in User Service (RADIUS) authentication; guest VLAN; Single-host, multiple-host, and multisession mode
RADIUS, TACACS+	Supports RADIUS and Terminal Access Controller Access Control System (TACACS) authentication; switch functions as a client
MAC address filtering	Supported
Storm control	Broadcast, multicast, and unknown unicast
DoS protection	DOS attack prevention
STP Bridge Protocol Data Unit (BPDU) Guard	This security mechanism protects the network from invalid configurations. A port enabled for BPDU Guard is shut down if a BPDU message is received on that port.
Spanning Tree Loop Guard	This feature provides additional protection against Layer 2 forwarding loops (STP loops).
Secure Shell (SSH) Protocol	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, allowing highly secure access to the browser-based management GUI in the switch
QoS
Priority levels	8 hardware queues per port
Scheduling	Strict priority and Weighted Round-Robin (WRR) queue assignment based on DSCP and class of service (802.1p/CoS)
Class of service	Port-based; 802.1p VLAN priority-based; IPv4/v6 IP precedence, Type of Service (ToS), and DSCP-based; Differentiated Services (DiffServ); classification and re-marking ACLs, trusted QoS
Rate limiting	Ingress policer; egress shaping and rate control; per VLAN, per port, and flow-based
Congestion avoidance	A TCP congestion avoidance algorithm is required to reduce and prevent global TCP loss synchronization
Multicast
Internet Group Management Protocol (IGMP) Versions 1, 2, and 3 Snooping	IGMP limits bandwidth-intensive multicast traffic to only the requesters; supports 256 multicast groups
IGMP querier	IGMP querier is used to support a Layer 2 multicast domain of snooping switches in the absence of a multicast router
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 LACP, IEEE 802.3z Gigabit Ethernet, IEEE 802.3x Flow Control, IEEE 802.1D (STP, GARP, and GVRP), 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, Request for Comments (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 922, RFC 920, RFC 950, RFC 1042, RFC 1071, RFC 1123, RFC 1141, RFC 1155, RFC 1157, RFC 1350, RFC 1533, RFC 1541, RFC 1624, RFC 1700, RFC 1867, RFC 2030, RFC 2616, RFC 2131, RFC 2132, RFC 3164, RFC 3411, RFC 3412, RFC 3413, RFC 3414, RFC 3415, RFC 2576, RFC 4330, RFC 1213, RFC 1215, RFC 1286, RFC 1442, RFC 1451, RFC 1493, RFC 1573, RFC 1643, RFC 1757, RFC 1907, RFC 2011, RFC 2012, RFC 2013, RFC 2233, RFC 2618, RFC 2665, RFC 2666, RFC 2674, RFC 2737, RFC 2819, RFC 2863, RFC 1157, RFC 1493, RFC 1215, RFC 3416
IPv6
IPv6	IPv6 host mode IPv6 over Ethernet IPv6/IPv4 Dual Stack IPv6 neighbor and router discovery (ND) IPv6 stateless address auto-configuration Path Maximum Transmission Unit (MTU) discovery Duplicate Address Detection (DAD) ICMP version 6
IPv6 ACL	Drop or rate limit IPv6 packets in hardware
IPv6 QoS	Prioritize IPv6 packets in hardware
Multicast Listener Discovery (MLD v1/2) Snooping	Deliver IPv6 multicast packets only to the required receivers
IPv6 applications	Web/SSL, Telnet server/SSH, DHCP Client, DHCP Autoconfig, Cisco Discovery Protocol (CDP), Link Layer Discovery Protocol (LLDP)
IPv6 Requests for Comments (RFCs) supported	RFC 4443 (which obsoletes RFC2463) - ICMP version 6 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 auto-configuration RFC 1981 - Path MTU discovery RFC 4007 - IPv6 scoped address architecture RFC 3484 - Default address selection mechanism
Management
Cisco Business Dashboard	Support direct management with Cisco Business Dashboard and mobile app. Eliminates the need to set up a separate hardware or virtual machine for the Cisco Business Dashboard Probe on site.
Cisco Business mobile app	Mobile app for Cisco Business Switch and Wireless products. Helps to set up a local network in minutes and provide easy management at your fingertips.
Cisco Network Plug and Play (PnP) agent	The Cisco Network Plug and Play solution provides a simple, secure, unified, and integrated offering to ease new branch or campus device rollouts or for provisioning updates to an existing network. The solution provides a unified approach to provision Cisco routers, switches, and wireless devices with a zero touch deployment experience. Supports Cisco PnP Connect
Web user interface	Built-in switch configuration utility for easy browser-based device configuration (HTTP/HTTPS). Supports configuration, system dashboard, system maintenance, and monitoring
Text-editable config files	Config files can be edited with a text editor and downloaded to another switch, facilitating easier mass deployment
Command-line interface	Scriptable CLI; a full CLI is supported. User privilege levels 1 and 15 are supported for the CLI
SNMP	Simple Management Network Protocol (SNMP) versions 1, 2c, and 3 with support for traps, and SNMP version 3 User-based Security Model (USM)
Remote Monitoring (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
Port mirroring	Traffic on a port or VLAN 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. Four sessions are supported.
Firmware upgrade	Web browser upgrade (HTTP/HTTPS) and Trivial File Transfer Protocol (TFTP) Dual images for resilient firmware upgrades
DHCP (Option 12, 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), DHCP relay, and hostname
Time synchronization	Simple Network Time Protocol (SNTP)
Login banner	Configurable multiple banners for web as well as CLI
Other management	HTTP/HTTPS; TFTP upgrade; DHCP client; Bootstrap Protocol (BOOTP); cable diagnostics; ping; traceroute; syslog
Discovery
Bonjour	The switch advertises itself using the Bonjour protocol
Link Layer Discovery Protocol (LLDP) (802.1ab) with LLDP-MED Extensions	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. Displays brief information for connected Cisco network devices, IP phones, and wireless access points
Power efficiency
EEE compliance (802.3az)	Support 802.3az Energy Efficient Ethernet on all ports; substantially reduce the power consumption when link bandwidth is not at full utilization
Energy Detect	Automatically turns power off on Gigabit Ethernet and 10/100 RJ-45 ports when detecting a link down Active mode is resumed without loss of any packets when the switch detects the link up
Disable port LEDs	LEDs can be manually turned off to save on energy
Time-based PoE	PoE power can be on or off based on user-defined schedule to save energy
Time-based port operation	Link up or down based on user-defined schedule (when the port is administratively up)
Hardware
Buttons	Reset button
Cabling type	Unshielded Twisted Pair (UTP) Category 5 or better for 10BASE-T/100BASE-TX; UTP Category 5 Ethernet or better for 1000BASE-T
LEDs	System, Link/Act, Speed
Flash	64 MB
CPU memory	256 MB
Ports	Total system ports: 18 Gigabit Ethernet
	RJ-45 ports: 16 Gigabit Ethernet
	Uplink ports: 2 Gigabit Ethernet SFP
Packet Buffer	4.1 Mb

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