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→VPN Protocols
# '''Service Provider (P) devices'''— these are routers and switches that are not directly connected to customer networks. They are attached to the provider network. P devices are unaware of customer VPNs.
# '''Service Provider (P) devices'''— these are routers and switches that are not directly connected to customer networks. They are attached to the provider network. P devices are unaware of customer VPNs.
# '''Service Provider Edge (PE) devices'''— these devices are directly connected to customer networks through CE devices. They are aware of the VPN, if the devices are connected to PE-based VPNs.PE devices are classified as Provider Edge routers (PE-r),Provider Edge switches PE-s)and PE-rs, allows both routing and switching
# '''Service Provider Edge (PE) devices'''— these devices are directly connected to customer networks through CE devices. They are aware of the VPN, if the devices are connected to PE-based VPNs.PE devices are classified as Provider Edge routers (PE-r),Provider Edge switches PE-s)and PE-rs, allows both routing and switching
==Benefits of VPN==
==Benefits of VPN==