update information about public peering

Author: duongau

articles/expressroute/expressroute-faqs.md

@@ -104,9 +104,10 @@ If your ExpressRoute circuit is enabled for Azure Microsoft peering, you can acc
 
 ### Public peering
 
-Public peering has been disabled on new ExpressRoute circuits. Azure services are now available on Microsoft peering. If you have a circuit that was created before public peering was deprecated, you can choose to use Microsoft peering or public peering, depending on the services that you want.
+Public peering is no longer available on new ExpressRoute circuits and is scheduled for retirement on March 31, 2024. Access to Azure services can be done through Microsoft peering. To avoid disruption to your services, you should migrate to Microsoft peering before the retirement date. 
 
-For more information and configuration steps for public peering, see [ExpressRoute public peering](about-public-peering.md).
+* For more information, see [Migrate from public peering to Microsoft peering](how-to-move-peering.md). 
+* For a comparison between the different peering types, see [Peering comparison](about-public-peering.md#compare).
 
 ### Why I see 'Advertised public prefixes' status as 'Validation needed', while configuring Microsoft peering?