Our only problem was to open a channel of communication with them.

He opened a general channel, broadcasting to anyone who was out there.

"Bill, would you open a channel to them for me?"

The president accepted my offer to open channels between the two sides.

I did not make myself vulnerable by opening channels of power again.

He at once opened a channel to one of the observer ships.

In effect, they have opened a channel for communication and cooperation between the parties.

Each of you, open a channel to a different ship.

Deliberately she opened a channel and fed in the address.

He walked over to the com panel, and opened a channel.