When not to use a Layer 3 switch over a router

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Tags:
L3 Switches
Layer 3 switches
Network hardware
Networking Equipment
Routers
SDN
Switches
If a Layer 3 switch is faster than a router, why can't we use an L3 in place of a router?

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A Layer 3 (L3) switch is definitely faster than a router, and you can use an L3 switch in place of router, unless you need a WAN interface (serial interfaces, etc.) to terminate on the box.

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Thants not necessarily true – some switches can support WAN Links, but those modls are fairly pricey. Routers typically can support features – VPNs for example – that most L3 Switches really arent designed for…

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