Update vpn-gateway-about-vpn-devices.md

removing reference to [Known device compatibility issues](#known)

Author: fabferri

articles/vpn-gateway/vpn-gateway-about-vpn-devices.md

@@ -13,9 +13,6 @@ ms.author: cherylmc
 
 A VPN device is required to configure a Site-to-Site (S2S) cross-premises VPN connection using a VPN gateway. Site-to-Site connections can be used to create a hybrid solution, or whenever you want secure connections between your on-premises networks and your virtual networks. This article provides a list of validated VPN devices and a list of IPsec/IKE parameters for VPN gateways.
 
-> [!IMPORTANT]
-> If you're experiencing connectivity issues between your on-premises VPN devices and VPN gateways, refer to [Known device compatibility issues](#known).
->
 
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