General parameters
- Packet processor: Realtek RTL8382M
- 24 ports 10/100/1000BASE-T
- 4 Combo ports 10/100/1000BASE-T/100BASE-FX/1000BASE-X
- Console port RS-232/RJ-45
- Bandwidth 56 Gbps
- Throughput for 64-byte packets 41/658 MPPS
- MAC table 8K
- ACL table 1.5K
- Jumbo frame size the maximum packet size is 10 000 bytes
- Buffer memory 512 KB
- RAM (DDR3) 256 MB
- ROM (SPI Flash) 32 MB
- L2 Multicast groups (IGMP Snooping) 509
- Quality of Service (QoS) 8 output queues per port
Interface features
- Head-of-line blocking (HOL) protection
- Auto MDI/MDIX
- Jumbo frames
- Flow Control IEEE 802.3X
- RSPAN
- Port mirroring
MAC 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
- Selective Q-in-Q (VLAN Translation)
L2 Multicast features
- Multicast profiles
- Static Multicast groups
- IGMP Snooping v1,2,3
- Port-based IGMP Snooping Fast Leave
- IGMP proxy-report features
- MLD Snooping v1,2
- 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
- Layer 2 Protocol Tunneling
- Loopback Detection (LBD)
- Port isolation
- Storm Control for different types of traffic (broadcast, multicast, unknown unicast)
Link Aggregation functions
- Static LAG
- Dynamic LAG (LACP)
- LAG Balancing Algorithm
Service functions
- Virtual cable testing (VCT)
- Optical transceiver diagnostics
IPv6
Security functions
- DHCP Snooping
- DHCP Option 82
- IP Source Guard
- Dynamic ARP Inspection (Protection)
- MAC-based authentication, Port Security, static MAC entries
- DoS attacks prevention
- Traffic segmentation
- DHCP clients filtering
- BPDU attacks prevention
- PPPoE Intermediate agent
Access control lists (ACL)
- L2-L3-L4 ACL (Access Control List)
- IPv6 ACL
- ACL based on:
- Switch port
- 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 assignmen
- ACL-based VLAN assignment
- CoS to DSCP remarking
- DSCP to CoS remarking
ОАМ
- IEEE 802.3ah, Ethernet OAM
- IEEE 802.3ah Unidirectional Link Detection (UDLD)
- Dying Gasp
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)
- Syslog
- Simple Network Time Protocol (SNTP)
- Traceroute
- LLDP (IEEE 802.1ab) + LLDP MED
- Access management – privilege levels for users
- Management interface blocking
- Local authentication
- IP addresses filtering for SNMP
- RADIUS and TACACS+ clients
- SSH server
- SSL
- 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
Physical specifications and ambient parameters
- Power supply 220 VAC, 50 Hz
- Maximum power consumption 18 W
- Hardware support for Dying Gasp
- Operating temperature: from -20 to +50 °С
- Storage temperature: from -40 to +70 °С
- Operating humidity: no more than 80%
- Cooling: passive
- Dimensions (WxDxH), mm: 430x178x44
- Weight 2.35 kg
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