From Aljazeera

Mobile phones across northeast Nigeria have been cut off for seven days.

This is because of the state of emergency here in Borno state, and Yobe and Adamawa state. The military, state security service, police, the government, and president’s office have not spoken officially about why this decision was taken, and how long the network will be shut down for.

My sources in the military, speaking unofficially, have explained this is part of the strategy to stop Boko Haram. The military says Boko Haram fighters are using mobile phones to communicate, re-group and reinforce. Cutting off the mobile phone network is a way of making sure that does not happen.

The military’s offensive against the group in the region has now been going for eight days.

Soldiers are communicating via radio or Thuraya satellite phones. For millions of ordinary Nigerians living in the region, however, the decision to block mobile phone communications has turned their lives upside down.

Read more at aljazeera.com