0 M365 / M365 Major Updates / Office 365 / Yammer September 14, 2022 by Prasham Sabadra · Published September 14, 2022 Microsoft 365 : Yammer – Major Update – Retirement of Yammer IP Range Microsoft 365 : Yammer – Major Update – Retirement of Yammer IP Range Share this:TwitterFacebookLinkedInWhatsAppEmailPrintLike this:Like Loading...