Late to MPLS party, XO says its timing with VPN service is right

Carrier boasts class-of-service variety and access options for IP offering

XO Communications this week launched a network-based Layer 3 MPLS IP VPN service for enterprises looking to connect offices, customers and partners, and converge voice, video and data applications over a single IP infrastructure.

The service is available in 75 metropolitan markets across the United States and supports a range of access options – from T-1 through OC-X and Ethernet – as well as four classes of service. XO is offering CoS at a flat rate, company officials say, meaning customers can have any class of service utilize up to the full available bandwidth without incurring additional charges.

The four CoS offerings are:

* Real Time, for applications that are sensitive to latency and jitter, such as VoIP

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XO Communications this week launched a network-based Layer 3 MPLS IP VPN service for enterprises looking to connect offices, customers and partners, and converge voice, video and data applications over a single IP infrastructure.

The service is available in 75 metropolitan markets across the United States and supports a range of access options – from T-1 through OC-X and Ethernet – as well as four classes of service. XO is offering CoS at a flat rate, company officials say, meaning customers can have any class of service utilize up to the full available bandwidth without incurring additional charges.

The four CoS offerings are:

* Real Time, for applications that are sensitive to latency and jitter, such as VoIP

* Critical, for applications that can withstand higher latency and jitter, but still need guarantees on both delay and jitter, such as video