thanks for your help.i have tried it but no luck. i have other configs with it, some of them may not be necessary but kinldy help look through it.
description Trunk Connection to Core Switch
ip address 10.55.1.1 255.255.255.0
description Connection to ASA
ip address 192.168.1.3 255.255.255.248
ip forward-protocol nd
ip route 0.0.0.0 0.0.0.0 192.168.1.1
ip route 172.16.1.0 255.255.255.0 192.168.1.1