Next we see some update messages - multicasts - exchanged by p and q. Process r joins the group, but q either crashes or fails.

Friends can be added or removed, comments can be posted, and private messages exchanged between users.

The transcript released today covered conversations between the crew and the air traffic controllers, and messages exchanged between control centers seeking to locate the plane.

The BGP protocol defines the messages that each peer should exchange in order to change the session from one state to another.

The actual messages exchanged during the handshake are depicted in the figure and explained below:

From an e-mail message exchanged during the making of "The New Guard."

Mailbags were thrown down and messages exchanged, but the citizens focused their attention on four boxcars, from the first of which stepped a slim cattleman in his late thirties.

Communication between players via text is supported by a variety of communication channels for messages exchanged between players.

It is estimated that during the war more than three million messages exchanged, and about 1,500 young people passed their first exam and become amateur radio operators.

It can be useful, too; programs can be copied or sent, messages exchanged, computer problems solved.