Cisco Sg3008 Manual

Administration
Traceroute
80 Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version) 
5 

Administration
Traceroute
Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version)  81
5
  

Administration
Traceroute
82 Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version) 
5 

Administration
Traceroute
Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version)  83
5
  

6
Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version)  72
 
Administration: Time Settings
Synchronized system clocks provide a frame of reference between all devices on 
the network. Network time synchronization is critical because every aspect of 
managing, securing, planning, and debugging a network involves determining 
when events occur. Without synchronized clocks, accurately correlating log files 
between devices when tracking security breaches or...

Administration: Time Settings
System Time Options
Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version)  73
6
 
System Time Options
System time can be set manually by the user, dynamically from an SNTP server, or 
synchronized from the PC running the GUI. If an SNTP server is chosen, the manual 
time settings are overwritten when communications with the server are 
established.
As part of the boot process, the device always configures the time, time zone, and...

Administration: Time Settings
SNTP Modes
74 Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version) 
6
Time Zone and Daylight Savings Time (DST )
The Time Zone and DST can be set on the device in the following ways:
•Dynamic configuration of the device through a DHCP server, where:
-Dynamic DST, when enabled and available, always takes precedence 
over the manual configuration of DST. 
-If the server supplying the source parameters fails, or dynamic...

Administration: Time Settings
Configuring System Time
Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version)  75
6
 
Configuring System Time
Selecting Source of System Time
Use the System Time page to select the system time source. If the source is 
manual, you can enter the time here. 
!
CAUTIONIf the system time is set manually and the device is rebooted, the manual time 
settings must be reentered.
To define system time:
STEP 1Click Administration > Time...

Administration: Time Settings
Configuring System Time
76 Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version) 
6
Manual Settings—Set the date and time manually. The local time is used when 
there is no alternate source of time, such as an SNTP server:
•Date—Enter the system date. 
•Local Time—Enter the system time.
Time Zone Settings—The local time is used via the DHCP server or Time Zone 
offset.
•Get Time Zone from DHCP—Select to enable dynamic...

Administration: Time Settings
Configuring System Time
Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version)  77
6
 
-From—Day and time that DST starts. 
-To—Day and time that DST ends. 
Selecting 
Recurring allows different customization of the start and stop of 
DST:
•From—Date when DST begins each year.
-
Day—Day of the week on which DST begins every year.
-
Week—Week within the month from which DST begins every year.
-
Month—Month of the year in which DST...