He soon discovered that the pager’s number was no longer active and the pager’s network was completely shut down. To bring his pager back to life, [Jelmer] built his own OpenWRT-based pager ...

"Since only my mother knows the pager number, I knew [the pager notification] was from my mother," he told the Nikkan-Spa website. "With a phone, I wasn't sure it was urgent." On Sunday ...