The SNR-S2982G-24T switch is designed for use at the access level in the networks of telecom operators and corporate networks. SNR-S2982G-24T is equipped with 24 10/100 / 1000BaseT ports and 4 100 / 1000BaseX SFP ports.The SNR-S2982G series switches have a wide range of functions and are a cost-effective solution for building gigabit access.Key Features: Non-blocking architecture; Loopback detection support; Support for Cable distance calculation; ERPS support; Support for Access Management (IP Source Guard), Anti-ARP-Scan; Built-in lightning protection; Selective QinQ; Supports IPv6 / Dualstack IPv4 / IPv6. Switch type Switch type Managed L2 Main port type GigabitEthernet Interfaces 10/100 / 1000BaseT interfaces 24 1000BaseX SFP interfaces 4 Console port RJ45 Food Supply voltage 220V AC Power supplies Built in L2 functionality VLAN number 4094 MAC address table size 8000 Number of ACL rules 1408 L2 redundancy protocols STP; RSTP; MSTP; ERPS; MRPP Port aggregation LACP 802.3ad, static, 8 groups maximum, up to 8 ports per group Multicast IGMP v1 / v2 / v3 Snooping, MVR, Fast-leave, Multicast Filter QoS 8 queues, SP, WRR, SP + WRR, DWRR, SP + DWRR Management and monitoring Management and monitoring Web interface (IPv4 / IPv6); Command Line Interface (CLI) (Telnet / SSH); Telnet server / client (IPv4 / IPv6);TFTP server / client; FTP server / client; SNMP v1 / v2 / v3; SNMP Traps; RMON: Support for groups 1, 2, 3, 9;BootP / DHCP client; Configuration autoload; NTP / SNTP; DHCP server; DHCP Relay; DHCP Relay Option 82;PPPoE Intermediate agent; Debug commands (debug); Password recovery; Password encryption;Ping / Traceroute; Backup and restore settings;Support for multiple software versions; Support for multiple configuration files; Multiple IP Interface physical characteristics Operating temperature range, ° C from 0 to 50 Cooling system Passive Built-in lightning protection on ports 4KV