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Figure 12 Edge network switch configuration

Cisco Catalyst 2950G 48
C2950-I6K2L2Q4-M, Version 12.1(22)EA1

ip dhcp snooping vlan 123
ip dhcp snooping

interface FastEthernet0/1-47
switchport access vlan 123
switchport mode access
ip dhcp snooping limit rate 30

interface FastEthernet0/48
switchport trunk encapsulation dot1q
switchport trunk allowed vlan 123
switchport mode trunk
ip dhcp snooping trust