On Sun, 15 Nov 1998, Charles Roten wrote:
My system is very like yours: the biggest difference is that it works. I'm
running rh5.0 plus lots of upgrades.
> Configuration:
>
> Intel VX440FX motherboard, PPro/200, running RedHat 5.1, kernel
> 2.0.34 (not stock ... had to build, custom, for CD burner).
P133, custom kernel
> DEC 21140-based "SMC Ether Power 10/100" ethercard on IRQ 10,
> configured (when applicable) as 192.168.0.2/255.255.255.0,
> (mjollnir), connected to a Netgear Fast Ethernet hub, itself
> connected to a __second__ local IP, 192.168.0.4 (excalibur).
Same card, crossed-over wire to another, no hub,
> COM2/ttyS1 serial port on IRQ 3 hosting 56Kflex modem running
> intermittent ppp connection (_dynamic_ IP) to my ISP on ppp0.
> The call to establish pppd _does_ make _explicit_ use of the
> "defaultroute" keyword. This is also present in
> /etc/ppp/options.
33k6 modem
I have another nic too.
>
> __________
> / ISP \
> |(dynamic IP)|
> \ _________/
> |
> | <- Sick Connection
> ___________________ ___________|_______
> | | | ppp0 |
> | 192.168.0.4 eth0|----|eth0 192.168.0.2 |
> |___________________| |___________________|
>
>
> Problem:
>
> All attempts to use the RedHat network configuration interface,
> python /usr/lib/rhs/netcfg/netcfg.py
> to configure interface eth0 for internal ethernet traffic end up
> blocking the ppp interface, once eth0 is activated and ppp0 is
> shut down once. Only a reboot clears this condition.
I don't use this tool for my ppp interface (though I did on Rh 5.0 and it
worked then).
>
> /etc/sysconfig/network-scripts/ifcfg-ppp0 _does_ contain the line
> DEFROUTE=yes
[summer@emu summer]$ cat /etc/sysconfig/network-scripts/ifcfg-ppp0
PERSIST=no
DEFROUTE=yes
ONBOOT=no
INITSTRING=ATZ
MODEMPORT=/dev/modem
LINESPEED=115200
ESCAPECHARS=no
DEFABORT=yes
HARDFLOWCTL=yes
DEVICE=ppp0
PPPOPTIONS=
DEBUG=yes
PAPNAME=
REMIP=
IPADDR=
BOOTPROTO=none
MTU=1500
MRU=1500
DISCONNECTTIMEOUT=
RETRYTIMEOUT=
USERCTL=yes
I don't use this any more, though it worked when i did.
>
> /etc/sysconfig/network-scripts/ifcfg-eth0 reads (in it's entirety) ...
> PERSIST=no
> DEVICE=eth0
> IPADDR=192.168.0.2
> NETMASK=255.255.255.0
> NETWORK=192.168.0.0
> BROADCAST=192.168.0.255
> ONBOOT=no
> BOOTPROTO=none
> GATEWAY=none
[summer@emu summer]$ cat /etc/sysconfig/network-scripts/ifcfg-eth0
DEVICE=eth0
IPADDR=192.168.0.2
NETMASK=255.255.255.0
NETWORK=192.168.0.0
BROADCAST=192.168.0.255
ONBOOT=yes
BOOTPROTO=none
>
> I added /etc/sysconfig/network-scripts/ifup-eth0, which reads (in
> it's entirety):
> route add -net ${NETWORK} netmask ${NETMASK} ${DEVICE}
I don't have one.
>
> /etc/ppp/options reads (in it's entirety) ...
> lock
> defaultroute
[summer@emu summer]$ grep -v ^# /etc/ppp/options | grep -v ^$
lock
crtscts
defaultroute
lock
modem
mru 1500
>
> I use the following (scripted) command to bring up ppp:
> exec pppd connect \
> 'chat -v -f /etc/ppp/chatscript-0777' \
> -detach crtscts modem defaultroute \
> mru 576 mtu 576 \
> user Pcroten \
> /dev/modem 115200
>
I use a script based on one I found in /usr/doc/ppp*
[summer@emu summer]$ cat /usr/local/bin/ami | grep -v ^#
TELEPHONE=92571309 # The telephone number for the connection
ACCOUNT=summer # The account name for logon (as in 'George Burns')
PASSWORD=youwish # The password for this account (and 'Gracie Allen')
export TELEPHONE ACCOUNT PASSWORD
DIALER_SCRIPT=/etc/ppp/ami1
exec /usr/sbin/pppd debug lock modem crtscts /dev/ttyS0 115200 \
defaultroute connect $DIALER_SCRIPT
[summer@emu summer]$ cat /etc/ppp/ami1| grep -v ^# | grep -v ^$
MAX_ATTEMPTS=10
SLEEP_DELAY=15s
PHONE1=92571309
ACCOUNT=summer
PASSWORD=youwish
function initialize
{
chat -v TIMEOUT 3 '' ATZ OK ATM1L1S0=0\&C1\&D1 OK
return $?
}
function hangup
{
chat -v TIMEOUT 3 '' ATH0 OK
return $?
}
function callnumber
{
chat -v \
ABORT '\nBUSY\r' \
ABORT '\nNO ANSWER\r' \
ABORT '\nNO CARRIER\r' \
ABORT '\nRINGING\r\n\r\nRINGING\r' \
'' ATDT$1 \
CONNECT '' \
ogin:--ogin: $ACCOUNT \
assword: $PASSWORD
if [ "$?" = "0" ]; then
exit 0
fi
return
}
function callall
{
callnumber $PHONE1
}
initialize
if [ ! "$?" = "0" ]; then
exit 1
fi
attempt=0
while : ; do
attempt=`expr $attempt + 1`
callall $attempt
if [ "$attempt" = "$MAX_ATTEMPTS" ]; then
exit 1
fi
hangup
sleep "$SLEEP_DELAY"
done
[summer@emu summer]$
I'm now using kernel 2.0.35. I never used the 2.0.34 kernel from RH: I
waited for the official one which appeared later.
[summer@emu summer]$ rpm -q ppp
ppp-2.3.5-4
Cheers
John Summerfield
http://os2.ami.com.au/os2/ for OS/2 support.
Configuration, networking, combined IBM ftpsites index.
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