Stackability
Virtual Stacking/Clustering of up to 32 units
Supports D-Link Single IP Management (SIM)
L2 Features
MAC Address Table
16 K
Flow Control
802.3x Flow Control
HOL Blocking Prevention
IGMP Snooping
IGMP v1/v2 Snooping
Supports 256 IGMP groups
Supports at least 64 static multicast addresses
IGMP per VLAN
Supports IGMP Snooping Querier
Spanning Tree Protocol
802.1D STP
802.1w RSTP
Loopback Detection
802.3ad Link Aggregation
DGS-1500-20: Max. 10 groups per device/8 ports per group
DGS-1500-28/DGS-1500-28P: Max. 14 groups per device/8 ports per group
DGS-1500-52: Max. 26 groups per device/8 ports per group
Port Mirroring
One-to-One
Many-to-One
Supports Mirroring for Tx/Rx/Both
Cable Diagnostics
Configurable MDI/MDIX
Multicast Filtering
Forwards all unregistered groups
Filters all unregistered groups
Jumbo frame up to 10,000 bytes
LLDP
LLDP-MED
L2 Multicast Filtering
VLAN
802.1Q
VLAN Group
Max. 4K static VLAN groups
Max. 4094 VIDs
GVRP
Up to 256 dynamic VLANs
Asymmetric VLAN
Auto Voice VLAN
Max. 10 user defined OUI
Max. 8 default OUI
Auto Surveillance VLAN
QoS (Quality of Service)
802.1p Quality of Service
4 queues per port
Queue Handling
Strict
Weighted Round Robin (WRR)
CoS based on
802.1p Priority Queues
DSCP
ToS5
IPv6 Traffic Class1
IPv6 flow label1
TCP/UDP port1
Bandwidth Control
-Port-based (Ingress/Egress, min. granularity for 10/100 is 64 Kb/s and 10/100/1000 is 64 Kb/s)
L3 Features
ARP
64 Static ARP
Supports Gratuitous ARP
IPv6 Neighbor Discovery (ND)1
IP Interface
Supports 4 interfaces
L3 Routing
Default Routing
Static Routing
32 IPv4 Static Route Entries
Max. 128 IPv4 Host Routes
Access Control List (ACL)
DGS-1500-20/28/28P:
Max. 50 profiles
Max. 200 rules shared by profiles
Each rule can be associated to a single port or multiple ports
DGS-1500-52:
Max. 50 profiles
Max. 450 rules shared by profiles
Each rule can only be associated to a single port
ACL based on
MAC Address
IPv4 Address (ICMP/IGMP/TCP/UDP)
802.1p
DSCP Ethernet type
ACL Actions
Permit
Deny
Security
802.1X Port-based Access Control
Port Security
Supports up to 64 MAC addresses per port
Broadcast/Multicast/Unicast Storm Control
D-Link Safeguard Engine
DHCP Server Screening
IP-MAC-Port Binding1
Supports 512 address binding entries
ARP mode
Supports DHCP Snooping
ARP Spoofing Prevention
Max. 64 entries
Traffic Segmentation
SSL
Supports v1/v2/v3
Supports IPv61
AAA
802.1x Authentication
Supports local/RADIUS database
Supports Port-based access control
Supports EAP, OTP, TLS, TTLS, PEAP
IPv6 RADIUS Server1
MIB
1213 MIB II
1493 Bridge MIB
1907 SNMP v2 MIB
1215 Trap Convention MIB
2233 Interface Group MIB
D-Link Private MIB
LLDP MIB
Power-Ethernet MIB
RFC Standard Compliance
RFC 783 TFTP
RFC 854 Telnet Server
RFC 951 BootP/DHCP Client
RFC 1157 SNMP v1, v2, v3
RFC 1213 MIB II
RFC 1215 MIB Traps Convention
RFC 1350 TFTP
RFC 1493 Bridge MIB
RFC 1769 SNTP
RFC 1542 BootP/DHCP Client
RFC 1901 SNMP v1, v2, v3
RFC 1907 SNMP v2 MIB
RFC 1908 SNMP v1, v2, v3
RFC 2068 FCS
RFC 2131 BootP/DHCP Client
RFC 2138 RADIUS Authentication
RFC 2139 RADIUS Authentication
RFC 2233 Interface Group MIB
RFC-2246 SSL
RFC 2475
RFC 2570 SNMP v1, v2, v3
RFC 2575 SNMP v1, v2, v3
RFC 2598 CoS
RFC 2616 FCS
RFC 2618 RADIUS Authentication
RFC 2819 RMON v1
RFC 2865 RADIUS Authentication
RFC 3164 System Log
RFC 3195 System Log
RFC 3411-17 SNMP
RFC 3621 Power Ethernet MIB
OAM
Cable Diagnostics
Factory Reset
Management
Web-based GUI
Single IP Management
Compact CLI
Telnet Server
TFTP Client
Configurable MDI/MDIX
SNMP
Supports v1/v2/v3
SNMP Trap
Trap for SmartConsole Utility
System Log
Max. 500 log entries
BootP/DHCP Client
SNTP
ICMP v61
IPv4/v6 Dual Stack1
DHCP Auto Configuration
Debug command
Time Setting
SNTP
RMON1
Trusted Host
Time-based PoE
User Account
Upload/Download Configuratiion file
Backup/Upgrade firmware
Smart Wizard
Green
Power Saving by
Link Status
Cable Length
LED shutoff
Port Standby
System Hibernation
Certification
IPv6 Core Ready Logo Phase II 1
1 IPv6 support will be available in a future release in 2012