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DGS-3212SR
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D-Link DGS-3212SR [118/224] Time zone and dst settings

DGS-3212SR Stackable Gigabit Layer 2 Switch

Time Zone and DST Settings

The following window is used to set up Time Zone and Daylight Savings configurations for the Switch and can be

accessed by clicking Configuration > SNTP Settings > Time Zone and DST.

Figure 4- 71. Time Zone and DST Settings window

The following parameters can set:

Parameter Description

Daylight Saving Time

State

Use this pull-down menu to enable or disable the DST Settings.

Daylight Saving Time

Offset in Minutes

Use this pull-down menu to specify the amount of time that will constitute your local

DST offset − 30, 60, 90, or 120 minutes.

Time Zone Offset

from GMT in +/-

HH:MM

Use these pull-down menus to specify your local time zone’s offset from Greenwich

Mean Time (GMT.)

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Содержание

D link dgs 3212sr 1
Manual 1
Port gigabit layer 2 stackable switch 1
Release iii 1
Table of contents 3
About this manual 8
Intended readers 8
Typographical conventions 8
Notes notices and cautions 9
Safety cautions 9
Safety instructions 9
General precautions for rack mountable products 10
Protecting against electrostatic discharge 12
Features 13
Introduction 13
Section 1 13
Switch description 13
Front panel components 15
Led indicators 15
Stacking led indicators 16
Rear panel description 17
Rps connector 17
Dem 340mg sfp mini gbic module 18
Dem 340t 1000base t module 18
Plug in modules 18
Dem 540 ieee 1394 stacking module 19
Restrictions and cautions for stacking 19
Switch stacking 19
Command line console interface through the serial port or telnet 21
Management options 21
Snmp based management 21
Web based management interface 21
Before you connect to the network 22
Installation 22
Package contents 22
Section 2 22
Installing the switch in a rack 23
Installing the switch without the rack 23
Mounting the switch in a standard 19 rack 24
Connecting stacked switch groups 25
Stacking connections with ieee 1394 ethernet cabling and fiber optic transceiver cabling 25
Configuring a switch group for stacking 26
Unit id display for switches in a switch stack 27
Dgs 3212sr stackable gigabit layer 2 switch 28
External redundant power system 28
Connecting the console port 29
Password protection 29
Snmp settings 31
Ip address assignment 32
Connecting devices to the switch 33
Basic switch management 34
Before you start 34
Section 3 34
Areas of the user interface 35
Web based user interface 35
Login to web manager 36
Web pages and folders 36
Basic setup 37
Switch information 37
Switch ip settings 37
Setting the switch s ip address using the console interface 39
Security ip management stations configuration 40
User account management 40
Admin and user privileges 41
Factory reset 42
Save changes 42
Restart system 43
Advanced settings 44
Configure stacking 46
Switch stack management 46
Basic configuration 49
Section 4 49
Ip address 50
Switch information 50
Setting the switch s ip address using the console interface 52
Advanced settings 53
Port configuration 55
Port description 57
Port mirroring 58
Traffic control 59
Link aggregation 60
Understanding port trunk groups 60
Lacp port settings 62
Authentication server 64
Port access entity 802 x 64
X port based and mac based access control 64
Authenticator 65
Authentication process 66
Client 66
Port based network access control 67
Understanding 802 x port based and mac based network access control 67
Ethernet switch 68
Mac based network access control 68
Network access controlled port 68
Network access uncontrolled port 68
Radius server 68
X authenticator settings 69
Pae system control 71
X capability settings 71
Initializing ports for port based 802 x 72
Initializing ports for mac based 802 x 73
Reauthenticate port s for port based 802 x 74
Reauthenticate port s for mac based 802 x 75
Radius server 76
Igmp snooping 77
Igmp snooping configuration 77
Static router ports entry 79
Port transition states 81
S mstp 81
Spanning tree 81
W rapid spanning tree 81
D 802 w 802 s compatibility 82
Edge port 82
P2p port 82
Stp bridge global settings 83
Mst configuration table 86
Msti settings 89
Stp instance settings 90
Stp port settings 92
Forwarding filtering 94
Unicast forwarding 94
Multicast forwarding 95
Ieee 802 q vlans 96
Q vlan packet forwarding 96
Understanding 802 q vlans 96
Q vlan tags 97
Port vlan id 98
Tagging and untagging 98
Ingress filtering 99
Q static vlans 100
Gvrp settings 103
The advantages of qos 105
Understanding qos 106
P default priority 107
P user priority 107
Qos output scheduling configuration 108
Traffic segmentation 109
Port bandwidth 110
Mac notification 111
Mac notification global settings 111
Mac notification port settings 112
Port security 113
Port security configuration 113
Port lock entry delete 114
Port security clear 114
System log server 115
Sntp settings 117
Time setting 117
Time zone and dst settings 118
Access profile table 120
Section 5 131
Security 131
Trusted host 131
Download certificate 132
Secure socket layer ssl 132
Configuration 133
Secure shell ssh 135
Ssh configuration 135
Ssh algorithm 137
Ssh user authentication 139
Access authentication control 141
Policy parameters 142
Application authentication settings 143
Authentication server group 144
Authentication server host 146
Login method lists 148
Enable method lists 150
Local enable password 152
Enable admin 153
Management 154
Section 6 154
User accounts 154
Admin and user privileges 155
Snmp settings 155
Snmp user table 156
Snmp user table display 157
Snmp view table 159
Snmp group table 160
Snmp community table 162
Snmp host table 163
Snmp engine id 164
Monitoring 165
Section 7 165
Stack information 166
Port utilization 169
Cpu utilization 170
Packets 171
Received packets 171
Received unicast multicast broadcast packets 173
Transmitted packets 175
Errors 177
Received errors 177
Transmitted errors 179
Packet size 181
Mac address 183
Switch history log 185
Igmp snooping table 186
Igmp snooping forwarding 187
Vlan status 188
Router port 189
Session table 190
Download firmware 191
Maintenance 191
Section 8 191
Tftp services 191
Download configuration file 192
Upload configuration 192
Upload log 192
Ping test 193
Save changes 193
Factory reset 194
Logout 195
Restart system 195
Section 9 196
Single ip management 196
Sim settings 198
Topology 199
Tool tips 202
Group icon 204
Right click 204
Commander switch icon 205
Member switch icon 206
Candidate switch icon 207
Device 208
Menu bar 208
Configuration file backup restore 209
Firmware upgrade 209
Appendix a 210
Technical specifications 210
Appendix b 212
Cables and connectors 212
Appendix c 213
Cable lengths 213
Glossary 214
International offices 217
After an rma number is issued the defective product must be packaged securely in the original or other suitable shipping package to ensure that it will not be damaged in transit and the rma number must be prominently marked on the outside of the package the package must be mailed or otherwise shipped to d link with all costs of mailing shipping insurance prepaid d link shall never be responsible for any software firmware information or memory data of purchaser contained in stored on or integrated with any product returned to d link pursuant to this warranty 218
Hardware 218
Limitation of liability 218
Limited warranty 218
Warranties exclusive 218
D link offices for registration and warranty service 219
Software 219
Register online your d link product at http support dlink com register 222
Answers to the following questions help us to support your product 223
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Computer serial no 223
How many employees work at installation site 223
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Product installed in 223
Product installed in type of 223
Product model product serial no 223
Product was purchased from 223
Registration card 223
What applications are used on your network 223
What category best describes your company 223
What network management program does your organization use 223
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What network protocol s does your organization use 223
Where and how will the product primarily be used 223
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Your comments on this product _______________________________________________________________________________________ 223

D-Link DGS-3212SR [118/224] Time zone and dst settings

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