IPv4, IPv6, IGMPv1/v2/v3, IGMP Snooping, GARP, GMRP, GVRP, SNMPv1/v2c/ v3, SNMP Inform, ICMP, Telnet, SSH, DHCP Server/Relay/Client, DHCP Option 66/67/82, BootP, RARP, TFTP, SMTP, SMTP (Gmail), RMON,

20-Port Managed Gigabit Layer-3 S with 4 RJ45, 8 PoE, 4 SFP and 4 x 10 Gigabit SFP uplink ports

16-Port Managed Gigabit Layer-3 Switch with 4 SFP, 8 PoE and 4 x 10 Gigabit SFP uplink ports

16-Port Managed Gigabit Layer-3 Switch with 4 RJ45, 8 SFP and 4 x 10 Gigabit SFP uplink ports

20-Port Managed Gigabit Layer-3 Switch with 4 RJ45, 12 SFP and 4 x 10 Gigabit SFP uplink ports

20-Port Managed Gigabit Layer-3 Switch with 16 SFP and 4 x 10 Gigabit SFP uplink ports

20-Port Managed Gigabit Layer-3 Switch with 16 RJ45 and 4 x 10 Gigabit SFP uplink ports