A meaning can be in a (reply form).Logical formLearned from6 sentences. Reply can be to statements.Logical formLearned from6 sentences. Some (failure reply) may be returned.Logical formLearned from6 sentences. Replies may be distinguished.Logical formLearned from6 sentences. An address of a source can be a destination of an (information reply message).Logical formLearned from6 sentences. A (source address) may pertain-to a reply.Logical formLearned from6 sentences. A receiver may send some reply.Logical formLearned from6 sentences. Commands may require a reply.Logical formLearned from6 sentences. An occurrence may pertain-to a (reply code).Logical formLearned from6 sentences. A (code field) may pertain-to a (registration reply).Logical formLearned from6 sentences. Recipients may pertain-to a reply.Logical formLearned from6 sentences. A reply may be heard.Logical formLearned from6 sentences. A (reply table) can be gratuitous.Logical formLearned from6 sentences. A reply can be authoritative.Logical formLearned from6 sentences. Replies can be to a male.Logical formLearned from6 sentences.