This topology also uses the customer’s Internet circuits or the customer’s third-party Internet (BYOB) circuits. existing internet circuits. The IPsec tunnels are usually terminated directly on the customer’s firewall or VPN device. This topology is typically used when the customer does not have 46Labs Global MPLS circuits and wants to use Peeredge SBC is hosted in the 46 Labs public cloud and:
a media flow-around
...
(anchor media disabled) design is required
the PBXs and customer end-points are configured with private IP addresses and do not fully support Network Address Translation (NAT).
PROs
CONs