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Commit 4c759982 authored by Mike Mackintosh's avatar Mike Mackintosh
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added multicast

parent a52c3f92
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......@@ -584,6 +584,20 @@ module IPAddress;
self.class.new("192.168.0.0/16")].any? {|i| i.include? self}
end
#
# Checks if an IPv4 address objects belongs
# to a multicast network RFC3171
#
# Example:
#
# ip = IPAddress "224.0.0.0/4"
# ip.multicast?
# #=> true
#
def multicast?
[self.class.new("224.0.0.0/4")].any? {|i| i.include? self}
end
#
# Returns the IP address in in-addr.arpa format
# for DNS lookups
......
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