AXIS 243Q Blade - System options 41
CA servers
In cryptography, a Certification Authority (CA) is an entity that provides signed digital certificates for use by other parties, and thus acts a trusted third party.
There are many commercial CAs that charge for their services. Institutions and governments may have their own CA, and there are free CAs available.
Date & time
Current server time - displays the current date and time (24h clock). The time can be displayed in 12h clock format in overlay images.
New server time - Select your time zone from the
From the Time Mode section, select the preferred method for setting the time:
•Synchronize with computer time sets the time from the clock on your computer.
•Synchronize with NTP Server - the video server will obtain the time from an NTP server every 60 minutes. Specify the NTP server's IP address or host name.
•Set manually - this option allows you to manually set the time and date.
Note: If using a host name for the NTP server, a DNS server must be configured under TCP/IP settings. See Net- work > Advanced TCP/IP Settings below.
Date & time format used in images - specify the formats for the date and time (12h or 24h) displayed in the Live View video streams.
Use the predefined formats or use your own custom date and time formats. See File Naming & Date/Time Formats in the online help 
for information on how to create your own date and time formats.