| Subject | English | Vietnamese |
| comp., MS | relay host | sự chuyển tiếp (A designated server through which Exchange routes all outgoing messages. The smart host then makes the remote connection. If a smart host is designated, the Exchange server only needs to transmit to the smart host, instead of repeatedly contacting the domain until a connection is made) |
| comp., MS | relay server | máy chủ chuyển tiếp (A server that manages the exchange of messages or information among different users) |