Distinguished name of the subject of the requester.
You can also use reserved characters by using a preceding backslash ("\"). The supported reserved characters are:
- Comma
 - (",")
 - Slash
 - ("/")
 - Plus
 - ("+")
 - Semicolon
 - (";")
 - Equals
 - ("=")
 
You can also use the following internal LCOS variables:
| Variable | Meaning | 
|---|---|
| %% | Inserts a percent sign. | 
| %f | Inserts the version and the date of the firmware currently active in the device. | 
| %r | Inserts the hardware release of the device. | 
| %v | Inserts the version of the loader currently active in the device. | 
| %m | Inserts the MAC address of the device. | 
| %s | Inserts the device serial number. | 
| %n | Inserts the name of the device. | 
| %l | Inserts the location of the device. | 
| %d | Inserts the type of the device. | 
- SNMP ID:
 - 2.39.1.7.3
 - Console path:
 - Setup > Certificates > SCEP-Client > Certificates
 - Possible values:
 Max. 251 characters from [A-Z][a-z][0-9]#@{|}~!$%&'()*+-,/:;<=>?[\]^_. `
- Default:
 - empty