Welcome to the ZyXEL Networking Glossary - your definitive source for descriptions of networking terms and ZyXEL's product features.
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TE mode in ISDN
A TE (Terminal Equipment) refers to an ISDN user device such as an ISDN telephone, video telephone, or digital fax machine (also known as G4 fax machine). You must connect a TE device (configured as TE mode) to a NT device (configured as NT mode) to access an ISDN network.