| 摘要 |
A messaging system is provided for communicating a message between a first communications unit having a first messaging entity and a second communications unit having a second messaging entity, each messaging entity having a messaging call control means for establishing a messaging communications link with the other messaging entity; and a messaging means for, once the messaging communications link has been established, exchanging messaging information with the said other messaging entity. Also a method is provided for communicating a message between a first communications unit and a second communications unit, the first communications unit having an application layer, a messaging entity and a network layer. |
