Cannot VPN to 1721 through Easy VPN Client

I'm having trouble establishing a VPN connection to our 1721 router
with the Cisco Easy VPN Client software. I've posted the router's
current config below.

The vpn client says "Peer no longer responding". Any suggestions on
what may be causing this?

--------------------------------------------------------------------
Current configuration : 5309 bytes
!
! Last configuration change at 02:30:44 UTC Fri Oct 15 2004
! NVRAM config last updated at 01:29:16 UTC Fri Oct 15 2004 by setup
!
version 12.2
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname RTR_PB
!
logging queue-limit 100
enable secret *****
enable password *****
!
username setup privilege 15 password *****
aaa new-model
!
!
aaa authentication banner ^This is a restricted site.^C
aaa authentication login default local
aaa authentication login network group radius local
aaa authentication ppp network group radius
aaa authorization exec default local
aaa authorization network default group radius local
aaa session-id common
ip subnet-zero
!
!
ip name-server 192.168.3.10
!
ip audit notify log
ip audit po max-events 100
vpdn enable
!
vpdn-group pppoe
request-dialin
protocol pppoe
!
!
!
!
!
crypto isakmp policy 1
hash md5
authentication pre-share
group 2
!
crypto isakmp policy 3
hash md5
authentication pre-share
group 2
!
crypto isakmp client configuration group clients
key *****
dns 192.168.3.10
domain *****
pool vpnpool
!
!
crypto ipsec transform-set 3dessha esp-3des esp-sha-hmac
!
crypto dynamic-map dynmap 10
set transform-set 3dessha
reverse-route
!
!
crypto map clientmap client authentication list network
crypto map clientmap isakmp authorization list default
crypto map clientmap client configuration address respond
crypto map clientmap 100 ipsec-isakmp dynamic dynmap
!
!
bridge irb
!
!
interface ATM0
no ip address
ip broadcast-address 0.0.0.0
no atm ilmi-keepalive
dsl operating-mode itu-dmt
!
interface ATM0.1 point-to-point
ip broadcast-address 0.0.0.0
pvc 8/35
pppoe-client dial-pool-number 1
!
!
interface FastEthernet0
ip address 192.168.3.1 255.255.255.0
ip broadcast-address 192.168.3.0
ip access-group NETWORK_IN in
ip nat inside
speed auto
half-duplex
!
interface Dialer1
ip address negotiated
ip access-group DIALER_IN in
no ip unreachables
no ip proxy-arp
ip nat outside
encapsulation ppp
dialer pool 1
ntp disable
no cdp enable
ppp chap hostname *****
ppp chap password *****
crypto map clientmap
!
ip local pool vpnpool 192.168.5.1 192.168.5.254
ip nat pool ovrld ***** ***** prefix-length 24
ip nat inside source route-map nonat pool ovrld overload
ip nat inside source static tcp 192.168.3.20 80 ***** 80 extendable
ip nat inside source static tcp 192.168.3.20 25 ***** 25 extendable
ip nat inside source static tcp 192.168.3.20 110 ***** 110 extendable
ip classless
ip route 0.0.0.0 0.0.0.0 Dialer1
ip http server
ip http authentication local
ip http secure-server
!
!
!
ip access-list extended DIALER_IN
permit tcp any host 192.168.3.20 eq smtp
permit tcp any host 192.168.3.20 eq pop3
permit ip any host *****
permit udp any any eq isakmp
permit udp any any eq non500-isakmp
permit esp any any
permit ahp any any
permit ip 192.168.5.0 0.0.0.255 192.168.3.0 0.0.0.255
permit icmp 192.168.5.0 0.0.0.255 192.168.3.0 0.0.0.255
permit tcp any any eq www
permit tcp any any eq smtp
permit tcp any any eq pop3
permit tcp any any eq 22
permit tcp any any eq ident
permit tcp any any eq 3389
deny ip host 0.0.0.0 any
deny ip host 255.255.255.255 any
deny ip 10.0.0.0 0.255.255.255 any
deny ip 127.0.0.0 0.255.255.255 any
deny ip 172.16.0.0 0.15.255.255 any
deny ip 192.168.0.0 0.0.255.255 any
deny ip 224.0.0.0 15.255.255.255 any
permit icmp any any echo-reply
permit icmp any any time-exceeded
permit icmp any any packet-too-big
permit icmp any any traceroute
permit icmp any any unreachable
deny icmp any any
deny tcp any range 0 65535 any range 0 65535
deny udp any range 0 65535 any range 0 65535
deny ip any any
ip access-list extended NETWORK_IN
permit tcp host 192.168.3.20 eq smtp any
permit tcp host 192.168.3.20 eq pop3 any
permit tcp host 192.168.3.20 eq www any
permit udp any any eq isakmp
permit udp any any eq non500-isakmp
permit esp any any
permit ahp any any
permit ip 192.168.3.0 0.0.0.255 192.168.5.0 0.0.0.255
permit ip any host 255.255.255.255
permit icmp 192.168.3.0 0.0.0.255 192.168.5.0 0.0.0.255
permit tcp any any eq www
permit udp any any eq domain
permit tcp any any eq smtp
permit tcp any any eq 443
permit tcp any any eq ftp
permit tcp any any eq ftp-data
permit tcp any any eq pop3
permit tcp any any eq nntp
permit tcp any any eq 22
permit tcp any any eq telnet
permit tcp any any eq 1863
permit tcp any any eq 1755
permit tcp any any eq 3389
permit tcp any any eq 5631
permit tcp any any eq 5632
permit icmp any any
deny tcp any range 0 65535 any range 0 65535
deny udp any range 0 65535 any range 0 65535
deny ip any any
!
access-list 10 permit 192.168.3.0 0.0.0.255
access-list 111 deny ip 192.168.3.0 0.0.0.255 192.168.5.0 0.0.0.255
access-list 111 permit ip 192.168.3.0 0.0.0.255 any
!
route-map nonat permit 10
match ip address 111
!
radius-server host 192.168.3.10 auth-port 1645 acct-port 1646 key
*****
radius-server authorization permit missing Service-Type
bridge 1 protocol ieee
bridge 1 route ip
!
line con 0
line aux 0
line vty 0 4
password cisco
transport input telnet ssh
!
end