Referring to the commands shown, what command must next be used on the branch router prior to traffic being sent to the router router?

Referring to the commands shown, what command must next be used on the branch router prior to traffic being sent to the router router?

Hostname: Branch Hostname: Remote

PH# 123-6000, 123-6001 PH# 123-8000, 123-8001

SPID1: 32055512360001 SPID1: 32055512380001

SPID2: 32055512360002 SPID2: 32055512380002

isdn switch-type basic ni

username Remote password cisco

interface bri0

ip address 10.1.1.1 255.255.255.0

encapsulation ppp

ppp authentication chap

isdn spid1 41055512360001

isdn spid2 41055512360002

dialer map ip 10.1.1.2 name Remote 1238001

dialer-list 1 protocol ip permit