subnet mask

4 triples
GPTKB property

Random triples
Subject Object
gptkb:IPv4 255.255.255.0
gptkb:Linksys_WRT54_G_v5.0 255.255.255.0
gptkb:RFC_1058 Variable length
gptkb:Internet_Protocol_Version_4_(IPv4) 255.255.255.0