I am using a RED HAT LINUX 8.0.
I want to set up a dial up connection with demand dial. Below are the configuration files which I have set.

FILE NAME /etc/ppp/options :

modem
lock
debug
noauth
crtscts
demand
defaultroute
idle 180
ipcp-accept-remote
ipcp-accept-local
connect '/etc/ppp/redialer'


FILE NAME /etc/sysconfig/network-scripts/ifcfg-ppp0

DEVICE=ppp0
NAME=vsnl
MODEMPORT=/dev/ttyS0
LINESPEED=115200
ONBOOT=no
DEMAND=yes
DEBUG=yes
PPPOPTIONS=yes

FILE NAME /etc/wvdial.conf

[Modem0]
Modem = /dev/ttyS0
Baud = 57600
SetVolume = 2
Dial Command = ATDT
Init1 = ATZ
FlowControl = CRTSCTS

[Dialer Defaults]
Modem = /dev/modem
Baud = 115200
#Dial Command = ATDT
Init1 = ATZ
Init2 = ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
Init3 = ATX = 3
ISDN = 0
Modem Type = Analog Modem
Phone = 9511172226
Username = LOGIN_NAME
Password = PASSWORD

FILE NAME /etc/ppp/redialer

PHONE= 9511172226
ACCOUNT=LOGIN_NAME
PASSWORD=PASSWORD

===========================================================

PLs. help

Regards

Shekhar

Pls. help .

If anyone needs more info regarding the problem then let me know