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IIJA offers WAN solutions to design the customer's site-to-site network. The customer with varied network configuration, requirements and budget can pick a best suited WAN solution.

IPsec VPN

Secure WAN environment with encrypted IPsec tunnels on IP network.

IPsec VPN Frame Relay
OSI Layer Layer 3 Layer 2
Supported Protocols IP Multi-protocol
Bandwidth Control None
(QoS on CPE side)
None - bandwidth guaranteed by CIR
Encryption Yes No
VPN Tunnel + Authentication + Encryption PVC by DLCI identifier
Cost Mid High
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