ETHERNET ACCESS SWITCH MES2424B

• Packet processor - Realtek RTL9301

Interfaces

• 10/100/1000BASE-T (RJ-45) - 24
• 1000BASE-X(SFP)/ 10GBASE-R(SFP+) - 4
• Console port RS-232 (RJ-45) - 1

Performance

• Bandwidth - 128 Gbps
• Throughput on 64-byte packets1 - 95.2 MPPS
• Buffer memory - 1.5 MB
• RAM (DDR3) - 512 MB
• ROM (SPI Flash) - 64 MB
• MAC table - 16384
• ARP table - 1000
• VLAN table - 4094
• L2 Multicast groups (IGMP Snooping) - 1023
• SQinQ rules number - 384 (ingress)/512 (egress)
• MAC ACL rules - 509
• IPv4/IPv6 ACL rules - 384/192
• L3 interfaces - 8 VLANs, up to 5 of IPv4 addresses for each VLAN, up to 300 of IPv6 GUA for all VLANs in summary
• Link Aggregation Groups (LAG) - 24 groups, up to 8 ports in one LAG
• QoS - 8 output queues with different priorities for each port
• Jumbo frame size - 12288 bytes

Interface features

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

МAC table

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

VLAN features

• IEEE 802.1Q
• Q-in-Q

L2 Multicast features

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

L2 features

• 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
• Loopback Detection (LBD)
• Port isolation
• Storm Control for different types of traffic (broadcast, multicast, unknown unicast)
• Layer 2 Protocol Tunneling (L2PT)
• ERPS (G.8032v2)2

Link Aggregation functions

• Static LAG
• Dynamic LAG (LACP)
• LAG Balancing Algorithm

Service functions

• Virtual cable testing (VCT)
• Optical transceiver diagnostics

IPv6 support

• IPv6 Host
• Dual-stack IPv4, IPv6

Security functions

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

Access control lists (ACL)

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

Quality of service (QoS) and rate limiting

• Shaping, policing
• Support for IEEE 802.1p Class of Service
• 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

OAM

• IEEE 802.3ah, Ethernet OAM
• Dying Gasp
• IEEE 802.3ah Undirectional Link Detection (UDLD)

Main management functions

• Download and upload of configuration file 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
• Input commands logging via TACACS+
• IPv4/IPv6 ACL support for device control
• Access management – privilege levels for users
• Management interface blocking
• Local authentication
• IP addresses filtering for SNMP
• RADIUS and TACACS+ clients (Terminal Access Controller Access Control System)
• Telnet client, SSH client
• Telnet server, SSH server
• Macro commands
• Input commands logging via TACACS+
• DHCP autoprovision
• DHCP Relay (support for IРv4)
• DHCP Relay Option 82
• PPPoE Circuit-ID tag adding
• Flash File System
• Debugging commands
• Limiting of traffic to CPU
• Password encryption
• Ping (support for IPv4/IPv6)
• IPv4/IPv6 static routes support
• Support for several versions of configuration file

Monitoring functions

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

Uninterruptible power supply provision 

• Automatic switching to and from the rechargeable battery (12 V) in case of the primary (220 V) network fail
• Battery charge (12 V) when primary network (220 V) is available
• Power supply type monitoring (SNMP)
• Notification of a power supply type switching
• Battery connection indication
• Low battery alarm
• Short-circuit protection

MIB/IETF

• 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 4293 IPv6 SNMP Mgmt Interface MIB
• RFC 1398, 1643, 1650, 2358, 2665, 3635 Ether-like MIB
• RFC 2618 RADIUS Authentication Client MIB
• 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

Physical specifications and environmental parameters

• Power supply:
  • 110–250 V AC, 50-60 Hz
  • 12 V DC V DC
• Input current:
  • 0.45–0.20 A; 2.5 A
• Output current - 1.7 A
• Maximum power consumption - 49 W 
• Maximum power consumption (without battery charge) - 24 W
• Operating temperature - from -20 to +50 °С
• Storage temperature - from -40 to +70 °С
• Passive cooling
• Operating humidity - no more than 80%
• Form factor - 19", 1U
• Dimensions (WxHxD), mm - 430x44х203
• Weight - 2.54 kg