1. N5 Building
Switches (4500) in Ist Floor
L3 In N4 Building
L3 In N5 Building
Switch (2900) in Ground Floor)
Trunk Port
Trunk Port
Connectivity through Fiber Optical N EIGRP running between them.
L2 Switches (4500) in Basement
Deployed two DHCP servers.
All L2 Switches connected through Fiber Optical with L3 switches involved Patch Panels for connectivity.

2. L3 6509
Gi2/2
Voice vlan 620
Data vlan 415
Gi1/1
Running EIGRP
4500 Series
Config# ip dhcp snooping
Config# ip dhcp snooping vlan 415
Config# ip dhcp snooping information
Config# int gi1/0 -1
(Config –if)# ip dhcp snooping trust
Gi1/0
L3 6509
Gi2/1
Gi1/1
Int vlan 415 & 620
Ip add /24 & /24
Ip dhcp relay information trusted
Int gi1/1 & gi 2/1
Ip dhcp snooping trust