D-Link 24-port Gigabit Smart Managed Switch (DGS-1250-28X) user manual

Contents

1. 1. Introductionp. 4

   This manual’s command descriptions are based on the software release 2.03. The commands listed here are the subset of commands that are supported by the…

2. 2. Basic CLI Commandsp. 11

   2-1 help This command is used to display a brief description of the help system. Use the help command in any command mode. help Parameters None. Default None.…

3. 3. 802.1X Commandsp. 24

   3-1 clear dot1x counters This command is used to clear 802.1X counters (diagnostics, statistics, and session statistics). clear dot1x counters {all | interface…

4. 4. Access Control List (ACL) Commandsp. 37

   4-1 access-list resequence This command is used to re-sequence the starting sequence number and the increment number of the access list entries in an access…

5. 5. Access Management Commandsp. 54

   5-1 access-class This command is used to specify an access list to restrict the access via a line. Use the no form of this command to remove the specified…

6. 6. ARP Spoofing Prevention Commandsp. 71

   6-1 ip arp spoofing-prevention This command is used to configure an ARP Spoofing Prevention (ASP) entry of the gateway used for preventing ARP poisoning…

7. 7. Asymmetric VLAN Commandsp. 73

   7-1 asymmetric-vlan This command is used to enable the asymmetric VLAN function. Use the no form of this command to disable the asymmetric VLAN function.…

8. 8. Authentication, Authorization, and Accounting (AAA) Commandsp. 74

   8-1 aaa authentication enable This command is used to configure the default method list used for determining access to the privileged EXEC level. Use the no…

9. 9. Basic IPv4 Commandsp. 89

   9-1 arp This command is used to add a static entry in the Address Resolution Protocol (ARP) cache. Use the no form of this command to remove a static entry in…

10. 10. Basic IPv6 Commandsp. 95

    10-1 clear ipv6 neighbors This command is used to to clear IPv6 neighbor cache dynamic entries. clear ipv6 neighbors {all | interface INTERFACE-ID} Parameters…

11. 11. Cable Diagnostics Commandsp. 108

    11-1 test cable-diagnostics This command is used to start the cable diagnostics to test the status and length of copper cables. test cable-diagnostics…

12. 12. Command Logging Commandsp. 111

    12-1 command logging enable This command is used to enable the command logging function. Use the no form of this command to disable the command logging…

13. 13. Debug Commandsp. 112

    13-1 debug reboot on-error This command is used to set the Switch to reboot when a fatal error occurs. Use the no form of this command to set the Switch not to…

14. 14. DHCP Auto-Configuration Commandsp. 116

    14-1 autoconfig enable This command is used to enable the auto-configuration function. Use the no form of this command to disable the auto-configuration…

15. 15. DHCP Client Commandsp. 118

    15-1 ip dhcp client class-id This command is used to specify the vendor class identifier used as the value of Option 60 for the DHCP discover message. Use the…

16. 16. DHCP Relay Commandsp. 121

    16-1 class (DHCP relay) This command is used to enter the DHCP pool configuration mode and associate a range of IP addresses with the DHCP class. Use the no…

17. 17. DHCP Snooping Commandsp. 141

    17-1 ip dhcp snooping This command is used to globally enable DHCP snooping. Use the no form of this command to disable DHCP snooping. ip dhcp snooping no ip…

18. 18. DHCPv6 Client Commandsp. 159

    18-1 clear ipv6 dhcp client This command is used to restart the DHCPv6 client on an interface. clear ipv6 dhcp client INTERFACE-ID Parameters INTERFACE-ID…

19. 19. DHCPv6 Guard Commandsp. 161

    19-1 ipv6 dhcp guard policy This command is used to create or modify a DHCPv6 guard policy, and enter the DHCPv6 Guard Policy Configuration Mode.. Use the no…

20. 20. DHCPv6 Relay Commandsp. 165

    20-1 ipv6 dhcp relay destination This command is used to enable the DHCP for IPv6 relay service on the interface and specify a destination address to which…

21. 21. Digital Diagnostics Monitoring (DDM) Commandsp. 178

    21-1 show interfaces transceiver This command is used to display the current SFP/SFP+ module operating parameters. show interfaces [INTERFACE-ID [, | -]]…

22. 22. D-Link Discovery Protocol (DDP) Client Commandsp. 187

    22-1 ddp This command is used to enable DDP client function globally or on the specified ports. Use the no form of this command to disable DDP client. ddp no…

23. 23. Domain Name System (DNS) Commandsp. 190

    23-1 clear host This command is used to clear the dynamically learned host entries in the privileged user mode. clear host {all | [HOST-NAME]} Parameters all…

24. 24. DoS Prevention Commandsp. 195

    24-1 dos-prevention This command is used to enable and configure the DoS prevention mechanism. Use the no form of this command to reset DoS prevention to the…

25. 25. Dynamic ARP Inspection Commandsp. 199

    25-1 arp access-list This command is used to create or modify an ARP access list. This command will enter into the ARP access-list configuration mode. Use the…

26. 26. Error Recovery Commandsp. 212

    26-1 errdisable recovery This command is used to enable the error recovery for causes and to configure the recovery interval. Use the no form of this command…

27. 27. File System Commandsp. 215

    27-1 delete This command is used to delete a file. delete FILE-URL Parameters FILE-URL Specifies the name of the file to be deleted. Default None. Command Mode…

28. 28. Filter Database (FDB) Commandsp. 218

    28-1 clear mac-address-table This command is used to delete a specific dynamic MAC address, all dynamic MAC addresses on a particular interface, all dynamic…

29. 29. Gratuitous ARP Trap Commandsp. 230

    29-1 snmp-server enable traps gratuitous-arp This command is used to enable the sending of SNMP notifications for gratuitous ARP duplicate IP detected. Use the…

30. 30. Interface Commandsp. 231

    30-1 clear counters This command is used to clear counters for port interfaces. clear counters {all | interface INTERFACE-ID [, | -]} Parameters all Specifies…

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