"prevent communication" is correct and usable in written English.
You can use it when describing a situation in which communication between two or more parties is prevented. For example, "The strict border restrictions prevent communication between the two countries."
Cellphone messaging was disconnected Thursday for a third consecutive day, apparently to prevent communication among protesters.
When Myat Min was there, prisoners had to wear cotton hoods with cutout eyeholes any time they left their cell, in order to prevent communication between inmates.
The detainees, held in cells far enough apart to prevent communication with one another, were kept in solitary confinement 23 hours a day.
"Even if we look at these riots in isolation – always a dangerous approach to policymaking – the idea that we should prevent communication via these networks is patently ludicrous.
The California penal code lists several indicators that someone may be a victim of human trafficking: signs of trauma or fatigue; being afraid or unable to talk, because of censorship by others or security measures that prevent communication with others; working in one place without the freedom to move about; owing a debt to one's employer; and not having control over identification documents.
A node can continuously send highest priority messages and thereby prevent communication of other nodes.
But I would remind them of comments in 2006 by the then-British House of Commons leader Jack Straw, who said the burqa prevents communication.
Their thick rim rises to form a high sill separating the Mediterranean basin to the north from the Sahara to the south, thus constituting a barrier that hinders, without completely preventing, communication between the two regions.
Engineers had added the instruction to be a last resort in case the spacecraft had landed in an orientation that prevented communication with Earth, with the idea of popping the ship up in hopes that its antennas would point in the right direction.
Especially in military applications, preventing communication disruptions is an important security concern for defence applications engaged in safeguarding national boundaries.
As observed before, the effective routes followed by messages targeted to BS are very constrained, almost deterministic, due to the deployment's linear topology, the transmission power preventing communication among static nodes, and the mobility pattern.
