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Layer 3 Switch

Combining the Router and Layer 2 Switch

  • Cisco Catalyst Swithc
  • Layer 2
    • 2950
    • 2960
  • Layer 3

    • 3560
    • 3750
    • 3860
    • 4500, 6500, 6800
  • SVI - Switched Virtual Interface

  • Acts like the Default Gateway for the VLAN's

Configuring Layer 3 Switch

Example

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en
conf t 
ip routing # enables routing features on the switch
int vlan 10
ip adddress 10.0.0.1 255.255.255.0
no shut
exit

int vlan 20
ip address 172.16.0.1 255.255.255.0
no shut
exit
exit
show ip route