6 x 100G/40G QSFP28/QSFP+ for uplink, 24 x 25G/10G/1G SFP28/SFP+/SFP and 24 x 10G/1G SFP+/SFP for downlink, 2FANs, CONSOLE and SNMP ports for management，dual hot-swappable Fans，single hot-swappable DC power supply

6 x 100G/40G QSFP28/QSFP+ for uplink, 24 x 25G/10G/1G SFP28/SFP+/SFP and 24 x 10G/1G SFP+/SFP for downlink, 2FANs, CONSOLE and SNMP ports for management, dual hot-swappable Fans，single hot-swappable AC power supply

Standard 1U, 19” standalone IP/MPLS pre-aggregation device, 4 x 100G/40G QSFP28/QSFP+ for uplink, 24 x 25G/10G/1G SFP28/SFP+/SFP for downlink, 2FANs, CONSOLE and SNMP ports for management，dual hot-swappable Fans，single hot-swappable DC power supply

Standard 1U, 19” standalone IP/MPLS pre-aggregation device, 4 x 100G/40G QSFP28/QSFP+ for uplink, 24 x 25G/10G/1G SFP28/SFP+/SFP for downlink, 2FANs, CONSOLE and SNMP ports for management，dual hot-swappable Fans, single hot-swappable AC power supply

Layer 2+ capabilities. 48 x RJ-45 ports 10/100/1000 Mb/s, 4 x SFP+ Uplink ports. 176 Gb/s switching capacity.

Layer 2+ capabilities. 48 x RJ-45 ports 10/100/1000 Mb/s, 4 x SFP+ Uplink ports. 176 Gb/s switching capacity.

Layer 2+ capabilities. 24 x RJ-45 ports 10/100/1000 Mb/s, 4 x SFP+ Uplink ports. 128 Gb/s switching capacity.

Layer 2+ capabilities. 24 x RJ-45 ports 10/100/1000 Mb/s, 4 x SFP+ Uplink ports. 128 Gb/s switching capacity.

Layer 2 capabilities. 26 x RJ-45 ports 10/100/1000 Mb/s, 2 x SFP Uplink ports. 56 Gb/s switching capacity.