[lemma=exist] [lemma=□] □
[lemma=exist] [lemma=internet] □
[lemma=exist] [lemma=exist] □
Therefore , a fundamental requirement this plan addresses is to enable the reuse of existing Internet name registries such as DNS names and RFC822 mailbox identifiers when constructing directory names . System fits in relation to other existing Internet name services . He argued that the existing Internet structure was too primitive to support premium content in a general interest setting .