The CRTC sent a request to wireless firms across the country this week asking for more information on their roaming agreements with other carriers. In a note sent by email on Feb. 12, John Macri, the commission’s director of telecommunications policy, said the request for information was intended to assist the CRTC’s ongoing review into whether there is “unjust discrimination” or “undue preference” in the way wireless firms deal with other carriers on roaming. The notice to carriers asked for information on traffic volumes received from Canadian carriers...