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xStack® DGS-3620 Series Layer 3 Managed Stackable Gigabit Switch CLI Reference Guide

885

Restriction

Only Administrators, Operators and Power Users can issue this command.

Examples

To disable NTP:

DGS-3620-28PC:admin# disable ntp

Command: disable ntp

Success.

DGS-3620-28PC:admin#

76-19 show ntp

Description

This command is used to display the NTP configuration.

Format

show ntp

Parameters

None.

Restriction

None.

Examples

To display the NTP configuration:

Default Chapter2
- Table of Contents2
Chapter 1 Using the Command Line Interface6
- Command Syntax Symbols11
- Line Editing Keys12
Chapter 2 Basic Management Commands14
- Enable Password Encryption16
- Disable Password Encryption16
- Config Account17
- Show Account18
- Delete Account18
- Show Session19
- Show Switch20
- Show Environment21
- Config Temperature22
- Config Temperature Threshold23
- Enable Clipaging25
- Disable Clipaging25
- Enable Telnet26
- Disable Telnet27
- Enable Web27
- Disable Web28
- Config Terminal Width33
- Show Terminal Width34
Chapter 3 802.1X Commands37
- Config Radius Add51
- Config Radius Delete52
- Config Radius53
- Show Radius54
Chapter 4 Access Authentication Control (AAC) Commands62
- Config Authen Application73
- Show Authen Application74
- Config Authen Parameter Attempt82
- Show Authen Parameter82
- Enable Admin83
- Show Aaa87
- Config Accounting Service92
- Show Accounting94
- Show Accounting Service95
Chapter 5 Access Control List (ACL) Commands105
Chapter 6 Access Control List (ACL) Egress Commands133
Chapter 7 ARP Commands152
- Config Arpentry153
- Show Arpentry154
- Clear Arptable156
- Show Ipfdb156
Chapter 8 ARP Spoofing Prevention Commands159
Chapter 9 Asymmetric VLAN Commands161
Chapter 10 Auto Configuration Commands163
- Disable Autoconfig164
Chapter 11 Bidirectional Forwarding Detection (BFD) Commands165
- Show Bfd167
Chapter 12 Border Gateway Protocol (BGP) Commands170
- Enable Bgp172
- Show Bgp Dampening187
- Clear Bgp204
- Show Bgp Neighbors217
- Show Bgp221
Chapter 13 BPDU Attack Protection Commands229
Chapter 14 Cable Diagnostics Commands234
Chapter 15 CFM Commands237
- Create Cfm MD238
- Config Cfm MD239
- Create Cfm Ma240
- Config Cfm Ma240
- Create Cfm Mep242
- Config Cfm Mep243
- Delete Cfm Mep244
- Delete Cfm Ma245
- Delete Cfm MD246
- Enable Cfm247
- Disable Cfm247
- Config Cfm Ports248
- Show Cfm Ports249
- Show Cfm Fault250
- Show Cfm Port251
- Cfm Loopback253
- Cfm Linktrace254
- Show Cfm Linktrace255
- Delete Cfm Linktrace256
- Show Cfm Mipccm258
Chapter 16 Command List History Commands273
Chapter 17 Command Logging Commands276
- Show Command Logging277
Chapter 18 Common Unicast Routing Commands278
Chapter 19 Compound Authentication Commands292
- Config Authentication Ports295
- Show Authentication296
- Show Authentication Ports298
- Enable Authorization Attributes299
- Disable Authorization Attributes299
- Show Authorization300
- Config Authentication Server Failover300
Chapter 20 Debug Software Commands302
- Debug Buffer306
- Debug Output307
- Debug Config State309
- Debug Stp Clear Counter310
- Debug Stp Config Ports311
- Debug Stp Show Counter311
- Debug Stp Show Flag312
- Debug Stp Show Information313
- Debug Stp State315
- Debug Ospf315
- Debug Vrrp330
- Debug Vrrp State335
- Debug Show Status365
Chapter 21 DHCP Local Relay Commands373
Chapter 22 DHCP Relay Commands377
Chapter 23 DHCP Server Commands395
- Clear Dhcp Binding407
- Show Dhcp Binding408
Chapter 24 DHCP Server Screening Commands418
Chapter 25 Dhcpv6 Relay Commands430
Chapter 26 Dhcpv6 Server Commands437
Chapter 27 Digital Diagnostic Monitoring (DDM) Commands452
- Show DDM456
Chapter 28 Distance Vector Multicast Routing Protocol (DVMRP) Commands459
- Enable Dvmrp460
Chapter 29 D-Link License Management System (DLMS) Commands465
Chapter 30 Domain Name System (DNS) Relay Commands467
Chapter 31 Domain Name System (DNS) Resolver Commands472
Chapter 32 Dos Attack Prevention Commands479
Chapter 33 D-Link Unidirectional Link Detection (DULD) Commands483
Chapter 34 Ethernet Ring Protection Switching (ERPS) Commands485
Chapter 35 Energy Efficient Ethernet (EEE) Commands494
Chapter 36 External Alarm Commands496
Chapter 37 FDB Commands498
- Create Fdb Vlanid499
- Delete Fdb503
- Clear Fdb503
- Show Fdb505
Chapter 38 File System Management Commands507
- Change Drive515
Chapter 39 Filter Commands517
Chapter 40 Flex Link Commands520
Chapter 41 FTP Client Commands523
Chapter 42 Gratuitous ARP Commands531
Chapter 43 Internet Group Management Protocol (IGMP) Commands536
- Show Igmp537
- Show Igmp Group538
Chapter 44 IGMP Proxy Commands544
Chapter 45 IGMP Snooping Commands549
Chapter 46 IGMP Snooping Multicast (ISM) VLAN Commands568
Chapter 47 IP Interface Commands579
- Config Ipif580
- Delete Ipif582
- Enable Ipif583
- Disable Ipif583
- Show Ipif584
Chapter 48 IP Multicasting Commands589
Chapter 49 IP Route Filter Commands594
Chapter 50 IP Routing Commands613
- Delete Iproute614
- Show Iproute615
- Create Ipv6Route616
- Delete Ipv6Route616
- Show Ipv6Route617
Chapter 51 IP Tunnel Commands626
Chapter 52 Ipv6 NDP Commands636
- Show Ipv6 Nd642
Chapter 53 IP-MAC-Port Binding (IMPB) Commands644
Chapter 54 Japanese Web-Based Access Control (JWAC) Commands674
Chapter 55 Jumbo Frame Commands698
Chapter 56 LACP Configuration Commands701
Chapter 57 Layer 2 Protocol Tunneling (L2PT) Commands703
Chapter 58 Limited Multicast IP Address Commands707
Chapter 59 Link Aggregation Commands716
Chapter 60 LLDP Commands721
- Disable Lldp722
- Config Lldp722
- Show Lldp724
- Config Lldp Ports726
- Show Lldp Ports731
- Show Lldp Statistics742
- Show Lldp Statistics Ports742
Chapter 61 LLDP Data Center Bridging Exchange Protocol (LLDP-DCBX) Commands744
Chapter 62 Loopback Detection Commands748
- Config Loopdetect Ports749
- Enable Loopdetect749
- Disable Loopdetect750
- Show Loopdetect751
- Show Loopdetect Ports751
Chapter 63 Loopback Interface Commands755
Chapter 64 MAC Notification Commands758
Chapter 65 MAC-Based Access Control Commands763
Chapter 66 MD5 Configuration Commands779
Chapter 67 Mirror Commands782
- Enable Mirror785
- Disable Mirror786
- Show Mirror786
Chapter 68 MLD Proxy Commands788
Chapter 69 MLD Snooping Commands793
Chapter 70 MLD Snooping Multicast (MSM) VLAN Commands810
Chapter 71 Modify Login Banner and Prompt Commands821
Chapter 72 Multicast Listener Discovery (MLD) Commands825
Chapter 73 Network Load Balancing (NLB) Commands830
- Show Nlb Fdb832
Chapter 74 Network Management Commands836
- Disable Snmp837
- Show Snmp837
- Enable Snmp Traps843
- Disable Snmp Traps844
- Show Snmp Traps847
- Config Rmon Trap851
- Show Rmon852
Chapter 75 Network Monitoring Commands853
- Show Packet Ports853
- Show Utilization857
- Show Utilization Dram859
- Show Utilization Flash860
- Clear Counters861
- Clear Log861
- Show Log862
- Enable Syslog865
- Disable Syslog865
- Show Syslog866
- Config Syslog Host867
- Create Syslog Host868
- Delete Syslog Host869
- Show Syslog Host869
Chapter 76 Network Time Protocol (NTP) Commands877
- Show Ntp890
- Show Ntp Associations891
- Show Ntp Status892
Chapter 77 OAM Commands893
Chapter 78 Open Shortest Path First (OSPF) Command List900
- Enable Ospf915
Chapter 79 Ospfv3 Commands922
Chapter 80 Packet Storm Commands941
- Show Traffic Control944
Chapter 81 Password Recovery Commands947
Chapter 82 Protocol Independent Multicast (PIM) Commands950
Chapter 83 PIM6-SM Commands968
Chapter 84 Policy Route Commands992
Chapter 85 Port Security Commands996
Chapter 86 Power over Ethernet (Poe) Commands1004
- Config Poe Ports1004
- Config Poe System1005
- Show Poe Ports1006
- Show Poe System1007
Chapter 87 Power Saving Commands1009
Chapter 88 Precision Time Protocol (PTP) Commands1015
Chapter 89 Priority Flow Control (PFC) Commands1033
Chapter 90 Protocol VLAN Commands1037
- Show Port Dot1V1041
Chapter 91 Quality of Service (Qos) Commands1043
- Config Scheduling1047
- Show Scheduling1049
- Config Dscp Trust1056
- Show Dscp Trust1057
- Config Dscp Map1057
- Show Dscp Map1058
Chapter 92 Q-In-Q Commands1061
- Disable Qinq1062
- Show Qinq1062
- Config Qinq Ports1063
- Show Qinq Ports1065
Chapter 93 Reboot Schedule Commands1075
Chapter 94 Routing Information Protocol (RIP) Commands1078
Chapter 95 Ripng Commands1083
Chapter 96 RSPAN Commands1088
- Create Rspan Vlan1089
- Delete Rspan Vlan1090
- Config Rspan Vlan1091
- Show Rspan1092
Chapter 97 Safeguard Engine Commands1094
Chapter 98 SD Card Management Commands1096
- Config Backup1097
Chapter 99 Secure File Transfer Protocol (SFTP) Commands1104
Chapter 100 Sflow Commands1107
- Disable Sflow1108
- Show Sflow1108
Chapter 101 Single IP Management Commands1118
Chapter 102 Snmpv1/V2/V3 Commands1127
- Delete Snmp User1128
- Show Snmp User1129
- Show Snmp Groups1130
- Create Snmp View1131
- Delete Snmp View1131
- Show Snmp View1132
- Create Snmp Community1133
- Delete Snmp Community1134
- Show Snmp Community1134
- Config Snmp Engineid1136
- Show Snmp Engineid1136
- Create Snmp Group1137
- Delete Snmp Group1138
- Create Snmp1138
- Delete Snmp1139
- Show Snmp Host1140
- Show Snmp V6Host1140
Chapter 103 Spanning Tree Protocol (STP) Commands1146
- Show Stp1146
- Show Stp Instance1147
- Show Stp Ports1148
- Enable Stp1152
- Disable Stp1153
- Config Stp Version1154
- Config Stp Priority1154
- Config Stp1155
- Config Stp Ports1156
Chapter 104 SSH Commands1159
- Show Ssh Algorithm1160
- Config Ssh Authmode1161
- Show Ssh Authmode1161
- Config Ssh User1162
- Config Ssh Server1163
- Enable Ssh1164
- Disable Ssh1165
- Show Ssh Server1165
Chapter 105 SSL Commands1171
- Enable Ssl1172
- Disable Ssl1173
- Show Ssl1175
- Show Ssl Cachetimeout1176
- Config Ssl Cachetimeout1177
Chapter 106 Stacking Commands1179
Chapter 107 Static MAC-Based VLAN Commands1187
Chapter 108 Static Multicast Route Commands1190
Chapter 109 Subnet VLAN Commands1193
Chapter 110 Super VLAN and Sub-VLAN Commands1198
Chapter 111 Surveillance VLAN Commands1204
Chapter 112 Switch Port Commands1210
- Show Ports1212
Chapter 113 System Severity Commands1214
Chapter 114 Tech Support Commands1216
Chapter 115 Time and SNTP Commands1219
- Show Sntp1220
- Enable Sntp1221
- Disable Sntp1222
- Config Time1222
- Config Dst1223
- Show Time1225
Chapter 116 Traffic Segmentation Commands1226
Chapter 117 UDP Helper Commands1228
Chapter 118 Unicast Reverse Path Forwarding (URPF) Commands1234
Chapter 119 Utility Commands1239
- Config Firmware Image1249
- Config Configuration1250
- Show Config1251
Chapter 120 Virtual Router Redundancy Protocol (VRRP) Commands1265
- Enable Vrrp1265
- Disable Vrrp1266
- Show Vrrp1270
Chapter 121 VLAN Commands1273
- Create Vlan Vlanid1274
- Delete Vlan1275
- Delete Vlan Vlanid1275
- Config Vlan1276
- Config Vlan Vlanid1277
- Config Gvrp1280
- Enable Gvrp1281
- Disable Gvrp1281
- Show Vlan1282
- Show Vlan Vlanid1283
- Show Vlan Ports1284
- Show Gvrp1284
Chapter 122 VLAN Counter Commands1290
Chapter 123 VLAN Trunking Commands1295
Chapter 124 Voice VLAN Commands1299
Chapter 125 Web-Based Access Control (WAC) Commands1309
- Enable Wac1309
- Disable Wac1310
- Config Wac Authorization Attributes1310
- Config Wac Ports1311
- Config Wac Method1312
- Create Wac User1315
- Config Wac User1317
- Show Wac1317
- Show Wac Ports1318
- Show Wac User1319
Chapter 126 Weighted Random Early Detection (WRED) Commands1324
Appendix A Password Recovery Procedure1331
Appendix B System Log Entries1333
Appendix C Trap Entries1359
Appendix Dradius Attributes Assignment1367
Appendix Eietf RADIUS Attributes Support1370

Brand	D-Link
Model	xStack DGS-3620 Series
Category	Switch
Language	English

D-Link xStack DGS-3620 Series User Manual

Table of Contents

Questions and Answers:

D-Link xStack DGS-3620 Series Specifications

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