# - IPv4 addresses listet here will be completly banned by the firewall
# -
# -    - Line beginning with '#' will be ignored.
# -    - Blank lines will be ignored
# -    - Only the first entry (until space sign or end of line) of each line will be considered.
# -
# - Valid values are:
# -    complete IPv4 adresses like 1.2.3.4 (will be converted to 1.2.3.0/32)
# -    partial IPv4 addresses like 1.2.3 (will be converted to 1.2.3.0/24)
# -    network/nn CIDR notation like 1.2.3.0/27
# -    network/netmask notaions like 1.2.3.0/255.255.255.0
# -    network/partial_netmask  like 1.2.3.4/255
# -
# - Note: 
# -    - wrong addresses like 1.2.3.256 or 1.2.3.4/33 will be ignored
# -
# - Example:
# -    79.171.81.0/24
# -    79.171.81.0/255.255.255.0
# -    79.171.81.0/255.255.255
# -    79.171.81