R2#sh run | i username
username Two password 0 For-The-Show

R2#sh run int s 1/2
Building configuration...

Current configuration : 188 bytes
!
interface Serial1/2
 ip address 180.40.7.2 255.255.255.224
 encapsulation ppp
 clock rate 64000
 ppp authentication pap optional
 ppp pap sent-username One password 0 For-The-Money
end

R2#

R3#sh run | i username One
username One password 0 For-The-Money
R3#
RACK9AS>
[Resuming connection 3 to r3 ... ]

R3#sh run int s 1/2
Building configuration...

Current configuration : 169 bytes
!
interface Serial1/2
 ip address 180.40.7.3 255.255.255.224
 encapsulation ppp
 ppp authentication pap optional
 ppp pap sent-username Two password 0 For-The-Show
end

R3#