Starting from v6.8 available data types for options are:
0xXXXX - hex string (works also in v5)
'XXXXX' - string (works also in v5 but without ' ' around the text)
$(XXXXX) - variable (currently there are no variables for server)
'
10.10.10.10' - IP address
s'
10.10.10.10' - IP address converted to string
'10' - decimal number
s'10' - decimal number converted to string
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