Hoh, it's weird then as the title of the email is:This is a DM letter, not a landing letter. Montreal used to be a bit slow (because it's a very busy office) to give landing appointment. In our case, we received the landing letter 8 weeks after the DM letter. The landing was for two weeks later.
Immigration, Refugees and Citizenship Canada - Communication to client/Immigration, Réfugiés et Citoyenneté Canada - Communication auprès de la clientèle - CPCM / CTDM - Inland Landing Letter Fxxxxx