Merge pull request #279362 from duongau/fastpath

ExpressRoute - About FastPath (add reference link to metric and portal how-to)

Author: prmerger-automator[bot]

articles/expressroute/about-fastpath.md

@@ -53,8 +53,10 @@ While FastPath supports most configurations, it doesn't support the following fe
 > [!NOTE]
 > * ExpressRoute Direct has a cumulative limit at the port level.
 > * Traffic flows through the ExpressRoute gateway when these IP limits are reached.
+> * You can configure alerts through Azure Monitor to notify when the [number of FastPath routes](expressroute-monitoring-metrics-alerts.md#fastpath-routes-count-at-circuit-level) are nearing the threshold limit.
 
 ## Limited General Availability (GA)
+
 FastPath support for Private Endpoint/Private Link connectivity is available for limited scenarios for 100/10Gbps ExpressRoute Direct connections. Virtual Network Peering and UDR support are available globally across all Azure regions. Private Endpoint/ Private Link connectivity is available in the following Azure regions:
 - Australia East
 - East Asia
@@ -88,4 +90,4 @@ For more information about supported scenarios and to enroll in the limited GA o
 
 ## Next steps
 
-- To enable FastPath, see [Configure ExpressRoute FastPath](expressroute-howto-linkvnet-arm.md#configure-expressroute-fastpath).
+- To enable FastPath, see configure ExpressRoute FastPath using the [Azure portal](expressroute-howto-linkvnet-portal-resource-manager.md#configure-expressroute-fastpath) or using [Azure PowerShell](expressroute-howto-linkvnet-arm.md#configure-expressroute-fastpath).