Hundreds have died in clashes in the northern Tigre region, which borders Sudan, and Eritrea.

Prime Minister Abby Ahmed has accused regional forces there defiant off his authority of attacking the national arm.

Citing Sudan's refugee agency news agency.

Sooner said more than 200,000 were forecast to arrive from Ethiopia into the state off Al Qaeda riff in the coming days.

The report said camps would need to be set up at a safe distance from the border due to lack of basic services in the area.

Meanwhile, outsiders have been barred from the area.

Communication lines are down on several journalists have reportedly been arrested, with the status off the government offensive unclear.

The United Nations and African Union have both called for a ceasefire amid fears that the nation off 110 million could slide into an ethnically charged civil war.