3Com MSR 50 Series Configuration Manual page 189

# Configure information for PPP authentication and the dial strings on interface
Dialer1.
[RouterA-Dialer1] dialer-group 1
[RouterA-Dialer1] ppp authentication-mode pap
[RouterA-Dialer1] ppp pap local-user usera password simple usera
[RouterA-Dialer1] dialer number 8810063
[RouterA-Dialer1] quit
# Set information for PPP authentication on interface BRI 1/0 and assign the
interface to dialer bundle 1 and dialer bundle 2.
[RouterA] interface bri 1/0
[RouterA-Bri1/0] dialer bundle-member 1
[RouterA-Bri1/0] dialer bundle-member 2
[RouterA-Bri1/0] link-protocol ppp
[RouterA-Bri1/0] ppp authentication-mode pap
[RouterA-Bri1/0] ppp pap local-user usera password simple usera
5 Configure Router B
# Configure a dial access control rule for dialer access group 2; create a local user
account usera for Router A and configure PPP authentication for it.
<RouterB> system-view
[RouterB] dialer-rule 2 ip permit
[RouterB] local-user usera
[RouterB-luser-usera] password simple usera
[RouterB-luser-usera] service-type ppp
[RouterB-luser-usera] quit
# Assign an IP address to interface Dialer0, enable RS-DCC, and configure the
remote username allowed to call in.
[RouterB] interface dialer 0
[RouterB-Dialer0] ip address 100.1.1.2 255.255.255.0
[RouterB-Dialer0] dialer user usera
[RouterB-Dialer0] dialer bundle 1
# Configure information for PPP authentication and the dial string on interface
Dialer0.
[RouterB-Dialer0] dialer-group 2
[RouterB-Dialer0] ppp authentication-mode pap
[RouterB-Dialer0] dialer number 8810048
[RouterB-Dialer0] ppp pap local-user userb password simple userb
[RouterB-Dialer0] quit
# Configure PPP authentication on interface BRI 1/0 and assign it to dialer bundle
1.
[RouterB] interface bri 1/0
[RouterB-Bri1/0] dialer bundle-member 1
[RouterB-Bri1/0] link-protocol ppp
[RouterB-Bri1/0] ppp authentication-mode pap
[RouterB-Bri1/0] ppp pap local-user usera password simple usera
6 Configure Router C
DCC Configuration Example 189