Hi,

I'm using a Cisco 877 router. I've got it generally working with both
IPv4 and IPv6 but am having trouble accessing some sites like
microsoft.com.

Could someone take a look at my config to see what could be causing
these problems?

Thanks,

Mark

----------------------------------------------
version 12.4
no service pad
service timestamps debug datetime msec
service timestamps log datetime msec
service password-encryption
!
hostname router
!
boot-start-marker
boot-end-marker
!
logging message-counter syslog
logging buffered 52100
logging console critical
enable secret 5 <deleted>
!
no aaa new-model
clock timezone GMT 0
clock summer-time BST recurring last Sun Mar 2:00 last Sun Oct 2:00
!
!
no ip source-route
!
!
!
!
ip cef
ip name-server 217.169.20.20
ip name-server 217.169.20.21
ip name-server 2001:8B0::2020
ip name-server 2001:8B0::2021
ipv6 unicast-routing
ipv6 cef
ntp server 81.187.81.101
!
multilink bundle-name authenticated
!
!
!
username <deleted> privilege 15 secret 5 <deleted>
!
!
!
archive
 log config
  hidekeys
!
!
!
!
!
interface ATM0
 description ATM ADSL Interface
 no ip address
 no atm ilmi-keepalive
!
interface ATM0.1 point-to-point
 description $ES_WAN$$FW_OUTSIDE$
 pvc 0/38
  encapsulation aal5mux ppp dialer
  dialer pool-member 1
 !
!
interface FastEthernet0
!
interface FastEthernet1
!
interface FastEthernet2
!
interface FastEthernet3
!
interface Vlan1
 description LAN Interface
 ip address x.x.x.x 255.255.255.248
 ipv6 address x:x:x::1/64 anycast
 ipv6 enable
!
interface Dialer1
 description Virtual dialer interface
 ip address negotiated
 encapsulation ppp
 dialer pool 1
 dialer-group 1
 ipv6 enable
 no cdp enable
 ppp authentication chap pap callin
 ppp chap hostname <deleted>
 ppp chap password 7 <deleted>
!
no ip forward-protocol nd
ip route 0.0.0.0 0.0.0.0 Dialer1
no ip http server
no ip http secure-server
!
!
!
access-list 1 remark --- Dialer ACL ---
access-list 1 permit 10.0.0.0 0.0.0.255
access-list 1 permit x.x.x.x 0.0.0.7
access-list 2 remark --- Management ACL ---
access-list 2 permit 10.0.0.0 0.0.0.255
access-list 2 permit x.x.x.x 0.0.0.7
ipv6 route ::/0 Dialer1
!
!
!
!
!
control-plane
!
!
line con 0
 no modem enable
 speed 115200
line aux 0
line vty 0 4
 access-class 2 in
 login local
 transport input all
!
scheduler max-task-time 5000
end