Posted by: manilageek | June 13, 2013

Configuring Cisco 1841 Router with HWIC 3G-GSM card using Optus data sim

chat-script optus “” “ATDT*98#” TIMEOUT 30 “CONNECT”

interface Dialer0
bandwidth 384
ip address negotiated
ip virtual-reassembly
encapsulation ppp
dialer pool 1
dialer idle-timeout 0
dialer string optus
dialer persistent
fair-queue 64 16 0
ppp authentication chap callin
ppp chap hostname connect
ppp chap password 0 connect
ppp ipcp dns request
ppp ipcp route default
ppp ipcp address accept

interface Cellular0/0/0
no ip address
ip virtual-reassembly
encapsulation ppp
dialer in-band
dialer pool-member 1

line 0/0/0
exec-timeout 0 0
script dialer optus
modem InOut
no exec

!Create the profile, “connect” is the APN check your provider for your plan

cellular 0/0/0 gsm profile create 1 connect

 

Troubleshooting commands:

Router#show cell 0/0/0 profile !profile should be ACTIVE

Router#show ip int br  !check if Dialer interface have IP address

!Enable debug if needed

#debug ppp negotiation

#debug ppp authentication

#debug chat

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