Optus 3G Configuration Example for Cisco 887 Modem

Optus 3G Configuration Example for Cisco 887 Modem

If you need to configure a Cisco 887 to use a 3G sim, we have created a sample working configuration below.

Set your profile 1st

You may need to change the APN from yesbusinessip to the one Optus supplies

cellular 0 gsm profile create 1 yesbusinessip chap optus optus ipv4
cellular 0 gsm prl-region 3
cellular 0 gsm band auto-band

 

Router Configuration
[conf t] version 15.2
no service pad
service timestamps debug datetime msec
service timestamps log datetime msec
service password-encryption
!
hostname router
!
boot-start-marker
boot-end-marker
!
security authentication failure rate 3 log
security passwords min-length 6
logging buffered 51200 warnings
logging console critical
!
aaa new-model
!
aaa authorization exec local_authorisation local
!
aaa session-id common
clock timezone AEST 10 0
clock summer-time AEST recurring 1 Sun Oct 2:00 3 Sun Apr 3:00
!
ip cef
no ipv6 cef
!
multilink bundle-name authenticated
chat-script cellinternet “” “AT!SCACT=1,1” TIMEOUT 60 “OK”
!
controller Cellular 0
!
ip ssh time-out 60
ip ssh authentication-retries 2
ip ssh version 2
!
interface FastEthernet0
no ip address
!
interface FastEthernet1
no ip address
!
interface FastEthernet2
no ip address
!
interface FastEthernet3
no ip address
!
interface FastEthernet4
no ip address
shutdown
duplex auto
speed auto
!
interface Cellular0
description 3G SIM Slot 0
ip address negotiated
ip nat outside
ip virtual-reassembly in
encapsulation slip
dialer in-band
dialer idle-timeout 300
dialer string optus
dialer string cellinternet
dialer-group 1
async mode interactive
!
interface Vlan1
ip address 192.168.100.101 255.255.255.0
ip nat inside
ip virtual-reassembly in
!
ip forward-protocol nd
ip http server
ip http access-class 23
ip http authentication local
ip http secure-server
ip http timeout-policy idle 60 life 86400 requests 10000
!
ip nat inside source list 23 interface Cellular0 overload
ip route 0.0.0.0 0.0.0.0 Cellular0
!
access-list 10 permit 192.168.100.0 0.0.0.255
access-list 23 permit 192.168.100.0 0.0.0.255
dialer-list 1 protocol ip permit
!
control-plane
!
line con 0
no modem enable
line aux 0
line 3
exec-timeout 0 0
script dialer cellinternet
modem InOut
no exec
transport input all
rxspeed 21600000
txspeed 5760000
line vty 0 4
access-class 23 in
privilege level 15
transport input ssh
!
end