DGS-3130 Series Layer 3 Stackable Managed Switch Hardware Installation Guide 
11 
•  Microsoft
®
 NAP Support (IPv4/IPv6)
1
 
•  Cable Diagnostics 
•  802.3ah Ethernet Link OAM 
•  802.1ag Connectivity Fault Management 
(CFM)
1
 
•  Y.1731 OAM
1
 
•  Optical Transceiver Digital Diagnostic 
Monitoring (DDM) 
•  D-Link Unidirectional Link Detection (DULD)
 1
 
•  Network Time Protocol (NTP) IPv4/IPv6
1
 
•  Simple Network Time Protocol (SNTP) 
IPv4/IPv6 
•  Link Layer Discovery Protocol (LLDP), and 
LLDP-MED 
•  User Account Privilege for Management 
Access 
•  Command Line Interface (CLI) 
•  Simple Network Management Protocol 
(SNMPv1/SNMPv2c/SNMPv3) IPv4/IPv6 
•  Remote Network MONitoring 
(RMONv1/RMONv2) 
•  SNMP Trap 
•  Web User Interface (Web UI) 
•  D-Link Discover Protocol (DDP) 
•  DHCP Server and Client, and DHCP Auto-
configuration (IPv4/IPv6) 
•  DHCP Relay (IPv4/IPv6) 
•  Telnet Server and Client 
•  TFTP Client (IPv4/IPv6) 
•  Secured FTP (SFTP) Server (IPv4/IPv6) 
•  System Log and Command Logging 
•  SMTP (IPv4/IPv6) 
•  Multiple Image and Configuration, and Flash 
File System (FFS) 
•  Password Recovery and Encryption 
•  Debug Command 
•  CPU and Port Utilization Monitoring, and 
Packets Counter 
•  Trap and Log Severity Control 
•  Traceroute and Ping (IPv4/IPv6) 
•  Microsoft
®
 Network Load Balancing (NLB) 
•  sFlow (IPv4/IPv6) 
 
1
 Feature available in a future software release