It appears you have no ZONES configured, INSIDE or OUTSIDE

Seeing as you have no 'dialer1' you may have to use your GE8... But more so, I wonder, do you need 'ip nat inside' on your VLAN1?

I would try that first.. 'ip nat inside' on vlan1

class-map type inspect match-all INSIDE-TO-OUTSIDE-CLASS
match access-group name INSIDE-TO-OUTSIDE
class-map type inspect match-all OUTSIDE-TO-INSIDE-CLASS
match access-group name OUTSIDE-TO-INSIDE
!
policy-map type inspect INSIDE-TO-OUTSIDE-POLICY
class type inspect INSIDE-TO-OUTSIDE-CLASS
inspect
class class-default
drop
policy-map type inspect OUTSIDE-TO-INSIDE-POLICY
class type inspect OUTSIDE-TO-INSIDE-CLASS
pass
class class-default
drop
!
zone security INSIDE
zone security OUTSIDE
zone-pair security IN-TO-OUT source INSIDE destination OUTSIDE
service-policy type inspect INSIDE-TO-OUTSIDE-POLICY
zone-pair security OUT-TO-IN source OUTSIDE destination INSIDE
service-policy type inspect OUTSIDE-TO-INSIDE-POLICY

interface GigabitEthernet0
description Home Wireless
no ip address
zone-member security INSIDE
!
interface GigabitEthernet1
description Email Server
no ip address
zone-member security INSIDE
!
interface Vlan1
ip address 207.108.121.182 255.255.255.248
ip virtual-reassembly in
zone-member security INSIDE
!
interface Dialer1
description PPPoE xDSL WAN Dialer
ip address negotiated
no ip unreachables
ip mtu 1460
zone-member security OUTSIDE
encapsulation ppp
ip tcp adjust-mss 1420
dialer pool 1
dialer-group 1
ppp authentication chap pap callin
ppp chap hostname <hostname>
ppp chap password 0 <password>
ppp pap sent-username <username> password 0 <password>
ppp ipcp route default
no cdp enable