D-LINK DGS-3000-28SC, 28-Port Management L2 Gigabit Switch, 20-Port 100/1000 SFP ports + 4 Combo 10/100/1000BASE-T/SFP ports + 4-Port 10G SFP+, L2 Management Switch, 19″ 1U Rack-mount size, SmartFan, SNMP v.1,2,3, RMON , Telnet, Web-based Management, IPv6 Ready Logo phase 2, Console RJ45 inband, SSH v2, SSL v3, IEEE 802.1p Priority Queuing 8 queues (Strict, WRR, WRR+Strict, Deficit Round Robin (DRR)), ERPS, STP/RSTP/MSTP, LBD, IEEE 802.1Q, GVRP, 802.1v, Traffic Segmentation, 802.1x port-based/MAC-based, IMPB v.3.98, access control,802.1x Guest VLAN, 802.3ad Link Aggregation, ACL, IGMP Snooping v1,v2,v3, SafeGuard Engine, Broadcast storm control, Ingress / Egress Bandwidth control (granularity 8K), Per Flow Bandwidth Control, Voice VLAN, ISM-VLAN, Redundant power supply support

D-LINK DGS-3420-28SC, 24-porttinen SFP L2+ Stackable Management Switch with 4 Combo ports 10/100/1000Base-T/SFP & 4-porttinen SFP+, Redundant power supply support, administrator-definable port security, 128Gbps switching fabric, IGMP snooping, ISM VLAN, Spanning Tree 802.1D/802.1w/802.1s MSTP, STP Loopback Detection, E-RPS, 802.3ad Link Aggregation port trunks of up to 32 groups/8, Traffic segmentation, 802.1Q VLAN, GVRP, Selective Q-in-Q, Private VLAN, Voice VLAN, 802.1V Protocol VLAN, Bandwidth Control Down to 64Kbps, Per Flow Bandwidth Control, Port Mirroring. 802.1p/Multi-Layer CoS, IP v.4/v.6 Static Routing, RIP (Further firmware), 802.1x port-based/MAC-based access control, MAC-IP-Port Binding, ACL ingress max 6 profiles & 256 rules, egress max 4 profiles & 256 rules, SSH/SSL, Port security, SIM support, Web-based management, CLI, Telnet, SNMP v.1, v.2c, v.3