DHCP Problem

Hi All

I have the network have an access switches connected through trunk to the CORE
and all switches able to ping and connectivity is 100%. I bit issue in DHCP.I
make a seperate vlan for DATA and VOICE, these DHCP scope define in the core
and once I connect to DATA network Switches -> will take the IP from the data
pool but for voice not working.....Dont know why ?
There is not firewall or router to block any traffic, Could please help out

CORE

ip dhcp excluded-address 172.16.1.100
ip dhcp excluded-address 172.16.1.1 172.16.1.10
ip dhcp excluded-address 172.16.1.252
ip dhcp excluded-address 172.17.1.252
ip dhcp excluded-address 172.18.1.252
ip dhcp excluded-address 172.18.100.252
!
ip dhcp pool DATA
   network 172.16.1.0 255.255.240.0
   domain-name wr
   default-router 172.16.1.252
   lease infinite
!
ip dhcp pool VOICE
   network 172.17.1.0 255.255.240.0
   domain-name wr
   default-router 172.17.1.252
   lease infinite
!
interface Vlan10
 ip address 172.16.1.252 255.255.240.0
!
interface Vlan20
 ip address 172.17.1.252 255.255.240.0

Access-Switch for Data
interface FastEthernet0/46
 switchport access vlan 10
 switchport mode access
 spanning-tree portfast

interface Vlan10
 no ip address
 ip helper-address 172.16.1.252

Access-Switch for Voice
interface FastEthernet0/46
 switchport voice vlan 20

interface Vlan20
 no ip address
 ip helper-address 172.17.1.252

Regards
John
Received on Tue Apr 21 2009 - 07:20:23 ART