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Cisco 819 Series Integrated Services Router Software Configuration Guide
OL-23590-02
Chapter 5 Basic Router Configuration
Configuring WAN Interfaces
line 3
exec-timeout 0 0
script dialer cdma
login
modem InOut
Tunnel over Cellular Interface Configuration
The following example shows how to configure the static IP address when a tunnel interface is
configured with the ip address unnumbered <cellular interface> command:
interface Tunnel2
ip unnumbered Cellular0
tunnel source Cellular0
tunnel destination 128.107.248.254
interface Cellular0
bandwidth receive 1400000
ip address 23.23.0.1 255.255.0.0
ip nat outside
ip virtual-reassembly
encapsulation ppp
no ip mroute-cache
dialer in-band
dialer idle-timeout 0
dialer string dial<carrier>
dialer-group 1
async mode interactive
no ppp lcp fast-start
ppp chap hostname <hostname> *** gsm only ***
ppp chap password 0 <password>
ppp ipcp dns request
! traffic of interest through the tunnel/cellular interface
ip route 10.10.0.0 255.255.0.0 Tunnel2
Configuration for 8705 modem
The following shows how to configure an HSPA+ modem:
chat-script hspa "" "AT!SCACT=1,1" TIMEOUT 60 "OK"
interface Cellular0
ip address negotiated
encapsulation slip
dialer in-band
dialer pool-member 1
dialer-group 1
async mode interactive
interface Dialer1
ip address negotiated
ip nat outside
ip virtual-reassembly in
encapsulation slip
dialer pool 1
dialer string hspa
dialer-group 1
ip nat inside source list 1 interface Dialer1 overload
ip route 0.0.0.0 0.0.0.0 Dialer1
access-list 1 permit any
dialer-list 1 protocol ip permit