MES2428B

رابط ها

• 24x10/100/1000BASE-T (RJ-45)
• 4xCombo ports 10/100/1000BASE-T/100BASE-FX/1000BASE-X 
• Console port RS-232 (RJ-45)

عملکرد

• Bandwidth - 56 Gbps
• Throughput for 64-byte packets1 - 41.658 MPPS
• Buffer memory - 512 KB
• RAM (DDR3) - 256 MB
• ROM (SPI Flash) - 32 MB
• MAC table - 8192
• ARP table - 1000
  
• VLAN table - 4094
• L2 Multicast groups (IGMP Snooping) - 509
• SQinQ rules number - 128 (ingress)/ 256 (egress)
  
• MAC ACL rules - 381
  
• IРv4, IPv6 ACL rules - 219/128
  
• L3 interfaces - 20 VLANs, up to 5 of IPv4 addresses per VLAN, up to 300 of IPv6 GUA for all VLANs in summary
  
• Link Aggregation Groups (LAG) - 8 groups, up to 8 ports in one LAG
  
• Quality of Service (QoS) - 8 egress queues per port
• Jumbo frame size - maximum packet size is 10 000 bytes

ویژگی های رابط ها

• Head-of-line blocking (HOL) protection
• Auto MDI/MDIX
• Jumbo frames
• Flow Control IEEE 802.3X
• Port mirroring (SPAN, RSPAN)

• Independent learning mode per VLAN
• MAC Multicast Support
• Configurable aging time of MAC addresses
• Static MAC Entries
• MAC change events monitoring per ports
• MAC Flapping
  

• Voice VLAN
• IEEE 802.1Q
• Q-in-Q
  
• Selective Q-in-Q
  
• GVRP
  
• MAC-based VLAN
  
• Protocol-based VLAN

• STP (Spanning Tree Protocol, IEEE 802.1d)
• RSTP (Rapid Spanning Tree Protocol, IEEE 802.1d)
• MSTP (Multiple Spanning Tree Protocol, IEEE 802.1s)
• STP Root Guard
• STP Loop Guard
• STP BPDU Guard
• BPDU Filtering
• Spanning Tree Fast Link option
• Layer 2 Protocol Tunneling
• Loopback Detection (LBD)
• Port isolation
• Storm Control for different types of traffic (broadcast, multicast, unknown unicast)

• Multicast profiles
• Static Multicast groups
  
• IGMP Snooping v1,2,3
  
• IGMP Snooping fast-leave
• IGMP proxy-report
  
• IGMP authorization via RADIUS
• MLD Snooping v1,2
  
• MLD Snooping fast-leave
• IGMP Querier
  
• MVR

• Link Aggregation Groups (LAG)
• LACP
• LAG Balancing Algorithm

• Virtual cableTesting (VCT)
• Optical transceiver diagnostics

• IPv6 Host
• Dual-stack IPv4, IPv6

• DHCP Snooping
• DHCP Option 82
• IP Source Guard
• Dynamic ARP Inspection (Protection)
• MAC-based authentication, Port Security, static MAC entries
• Port-based authentication IEEE 802.1x
• Guest VLAN
• DoS attacks prevention
• Traffic segmentation
• DHCP clients filtering
• BPDU attacks prevention
• PPPoE Intermediate agent
• DHCPv6 Snooping
  
• IPv6 Source Guard
• IPv6 ND Inspection
• IPv6 RA Guard

• L2-L3-L4 ACL (Access Control List)
• IPv6 ACL
• ACL based on:
  • Switch port
  • IEEE 802.1p priority
  • VLAN ID
  • EtherType
  • DSCP 
  • IP protocol type 
  • TCP/UDP port number
  • User Defined Bytes 

• Port rate limiting (shaping, policing)
• IEEE 802.1p Class of Service (CoS)
• Queue scheduling algorithms: Strict Priority/Weighted Round Robin (WRR)
• IEEE 802.1p priority for management VLAN
• ACL-based traffic classification
• ACL-based CoS/DSCP mark assignment
• CoS to DSCP remarking
• DSCP to CoS remarking
• ACL-based VLAN assignment

• IEEE 802.3ah, Ethernet OAM
  
• IEEE 802.3ah Unidirectional Link Detection (UDLD)

• Interface statistics
• CPU utilization monitoring per task and per queue
  
• RAM usage monitoring
  
• Temperature monitoring
  
• TCAM monitoring

ویژگی های مدیریتی

• Configuration file download and upload via TFTP/SFTP
• Automated backup of configuration file via TFTP/SFTP
• Simple Network Management Protocol (SNMP)
• Command Line Interface (CLI)
• Web interface
• Syslog
• Simple Network Time Protocol (SNTP)
• Traceroute
• LLDP (IEEE 802.1ab) + LLDP MED
• Two 802.1Q headers traffic control
• Commands authorization using TACACS+ server
• IPv4/IPv6 ACL support for device control
• Switch access management — privilege levels for users
• Management interface blocking
• Local authentication
• IP addresses filtering for SNMP
• RADIUS and TACACS+ (Terminal Access Controller Access Control System) clients 
• Telnet client, SSH client
• Telnet server, SSH server
• Macro commands
• Input commands logging via TACACS+
• DHCP autoprovision
• DHCP Relay (support for IPv4)
• DHCP Relay Option 82
• PPPoE Circuit-ID tag adding
• Flash File System
• Debug commands
• Rate limit of traffic to CPU
• Password encryption
• Ping (support for IPv4/IPv6)
• IPv4/IPv6 static routes support
• Support for several versions of configuration files

• RFC 1065, 1066, 1155, 1156, 2578 MIB Structure
• RFC 1212 Concise MIB Definitions
• RFC 1213 MIB II
• RFC 1215 MIB Traps Convention
• RFC 1493, 4188 Bridge MIB
• RFC 1157, 2571-2576 SNMP MIB
• RFC 1901-1908, 3418, 3636, 1442, 2578 SNMPv2 MIB
• RFC 2465 IPv6 MIB
• RFC 2737 Entity MIB
• RFC 4293 IPv6 SNMP Mgmt Interface MIB
• Private MIB
• RFC 1398, 1643, 1650, 2358, 2665, 3635 Ether-like MIB
• RFC 2668 802.3 MAU MIB
• RFC 2674, 4363 802.1p MIB
• RFC 2233, 2863 IF MIB
• RFC 2618 RADIUS Authentication Client MIB
• RFC 4022 MIB for TCP
• RFC 4113 MIB for UDP
• RFC 3289 MIB for Diffserv
• RFC 2620 RADIUS Accounting Client MIB
• RFC 768 UDP
• RFC 791 IP
• RFC 792 ICMv4
• RFC 2463, 4443 ICMPv6
• RFC 793 TCP
• RFC 2474, 3260 Definition of the DS Field in the IPv4 and IPv6
• RFC 1321, 2284, 2865, 3580, 3748 Extensible Authentication Protocol (EAP)
• RFC 2571, RFC 2572, RFC 2573, RFC 2574 SNMP
• RFC 826 ARP
• RFC 854 Telnet
• IEC 61850

• Power supply:
  • AC: 100–240 V, 50-60 Hz
  • DC: 12 V
• Input current : 
  • AC: 0.7–0.2 A
  • DC: 2.0 A
• Maximum power consumption 45 W 
• Maximum power consumption (without battery charge): 20 W
• Heat dissipation - 23 W
  
• Operating temperature: from -20 to +50 °С
  
• Storage temperature: from -40 to +70 °С
  
• Operating humidity: no more than 80%
  
• Cooling: passive
  
• Form factor: 19", 1U
  
• Dimensions (WxHxD), mm: 430x44x178
  
• Weight 2.35 kg

1Values are for one-way transmission