VPN Technology Comparison

VPN Type

MPLS

IPSec

SSL

Best Use

Networks with 10 more on-net locations

Networks with under 20 locations, especially if many are off-net

Mobile and remote workers, non-corporate users, e.g. customers or vendors

Locations served

HQ, branch offices, stores, any fixed on-net location

HQ, branch offices, stores, any fixed on-net location

Fixed locations with a single user; mobile users

Uses Radiant Private Backbone

Always

Between on-net locations

No

Data is Encrypted

Optional

Yes

Yes

Quality of Service

Optional: can enforce QoS per customer standards

No

No

Committed Bandwidth

Optional: customer can contract for reserved bandwidth on Radiant backbone

No

No

Requires on-site equipment at each location

Minimal

Yes

None

Link to other international carriers

Yes

No

N/A

Requires software client on machines using VPN

No

Requires either an IPSec router at the location or an IPSec client on each machine

None: uses standard Web browser

Requires on-site equipment at central location

No

Yes – can be substantial

Requires either MPLS or IPSec VPN at central location

Performance

Highest for all types of traffic:
site-to-central
site-to-any-site
site-to-Internet

High for site-to central traffic

Low for site-to-any-site or Internet traffic

Medium

Connection Requirement

Must be on-net, i.e. connected via Radiant broadband access

Any Internet connection

Any Internet Connection

Supports Failover

Yes

Yes

No

Customer controls IP addresses

Yes totally

No

No

Fully meshed network (every site can directly to every other site)

Yes

No

No

Internet access

Optional direct Internet access from each site with common firewall policies for all sites

Optional Internet access from all sites; either indirect through central site with common firewall policies, or split tunneling from each site’s router

Can be controlled to go through central site for common firewall policies