D-Link DGS-3420-52T xStack 48-port 10/100/1000 Layer 2+ Stackable Managed Gigabit Switch plus 4 10GE SFP+

xStack 48-port 10/100/1000 Layer 2+ Stackable Managed Gigabit Switch plus 4 10GE SFP+
- Including 4 built-in Combo 1000BaseT/Mini-GBIC SFP ports
- 4 10GE SFP+, up to 20G bandwidth for stacking or 40G bandwidth for uplink
- Up to 12 units per stack with other DGS-3620 series switches
- Up to 32 units per virtual stack (Single IP Management)
- IPv6 Ready Logo Phase I and Phase II
, provides comprehensive IPv6 support including IPv6 Tunnel, ICMPv6, IPv6 Neighbor Discovery (ND), DHCPv6, RIPng
- IEEE 802.3x Flow Control, Auto MDI/MDI-X on all twisted pair ports
- MSTP, ERPS, LACP
- IEEE 802.3ad Link Aggregatioin (32 groups per device, 8 ports per group)
- 16K MAC address table, 1K routing table (shared by IPv4/6), 2K L3 forwarding table (shared by IPv4/6)
- 256 Static IPv4/IPv6 Routes (shared by IPv4/6)
- IEEE 802.1p Priority Queues (up to 8 queues)
- Bandwidth Control (64Kbps granularity), Class of Service (CoS)
- QoS based on IPv4 or IPv6 parameters
- IEEE 802.1Q VLAN (4095 static, 255 dynamic groups)
- Advanced Access Control List (ACL), Ingress ACL: support 6 profiles and 256 rules per profile, Egress ACL: support 4 profiles and 128 rules per profile
- Advanced Security, RADIUS/TACACS+/SSHv2/SSLv3
- IEEE 802.1x Port, WAC/MAC based Access Control, MAC-IP Binding
- Broadcast Storm Control, Traffic Segmentation
- IGMP v1/2/3 Snooping, MLD Snooping
- HTTP, Telnet, TFTP client, CLI, SYSLOG
- SNMP v1/v2c/v3, RMONv1/v2 (4 groups)
- Optional External Redundant power supply (DPS-500)
- Smart fan, external SD card (for firmware, config file, boot image, syslog), external alarm port
- 19-inch rackmount size