Date: Wed, 22 Jan 2003 15:49:40 -0500 From: Louis LeBlanc <leblanc+freebsd@keyslapper.org> To: freebsd-questions@FreeBSD.org Subject: Re: PPP strangeness - hosed my /etc/hosts file Message-ID: <20030122204940.GF95122@keyslapper.org> In-Reply-To: <MIEPLLIBMLEEABPDBIEGCEDMDEAA.barbish@a1poweruser.com> References: <20030122174911.GC95122@keyslapper.org> <MIEPLLIBMLEEABPDBIEGCEDMDEAA.barbish@a1poweruser.com>
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Thanks a lot. I found these in the manpage, and they look right.
Is there a way to restart the ppp connection? I vaguely remember
reading this somewhere, but I can't remember the details on what the
correct steps are.
Thanks again
Lou
On 01/22/03 01:48 PM, JoeB sat at the `puter and typed:
> Add this to ppp.conf
>
>
> disable iface-alias # Stop adding old IP addr as alias when ppp
> # redials because line was lost. These old
> ips
> # showed using ifconfig -a on tun0.
>
> iface clear # Remove all previous IP address
>
>
> -----Original Message-----
> From: owner-freebsd-questions@FreeBSD.ORG
> [mailto:owner-freebsd-questions@FreeBSD.ORG]On Behalf Of Louis
> LeBlanc
> Sent: Wednesday, January 22, 2003 12:49 PM
> To: FreeBSD Questions
> Subject: PPP strangeness - hosed my /etc/hosts file
>
> Hey all. I've been with Verizon DSL for 3 or 4 months now, and just
> when I think I'm getting things right, I start seeing some really
> screwy behavior. ifconfig shows the following for the PPP interface
> (tun0)
> tun0: flags=8051<UP,POINTOPOINT,RUNNING,MULTICAST> mtu 1492
> inet6 fe80::2a0:c9ff:fe74:12a3%tun0 prefixlen 64 scopeid 0x8
> inet 68.160.2.89 --> 10.9.64.1 netmask 0xff000000
> inet 68.160.25.67 --> 10.9.76.1 netmask 0xff000000
> Opened by PID 67
>
> The weird thing is that the first IP is not valid. I'm sure this is
> not supposed to be the case, but I don't know how I should fix it.
> My
> /etc/hosts and httpd.conf files were hosed because of it, so I'm
> going
> to have to figure out how to spot this problem in the scripts, and
> at
> least warn about it, if not fix it on the fly.
>
> My domain is served via zoneedit.com, and when a lookup is done of
> the
> domain, it shows the latter IP. Neither IP is pingable, but the
> machine is accessible via the IP in the zoneedit servers, and not
> the
> other.
>
> Is it normal for this to happen? There was a power cut last week,
> and
> I had to run some manual disk checks before everything came up
> again.
>
> Is there an easy way to simply release everything and restart ppp,
> regrab the IP, and with any luck, restrict it to a single IP?
>
> Right now, I'm grabbing the old and new IP addresses as follows:
>
> OLD_IPADDRESS=`cat /var/db/ppp.ip`
> if [ -n "${OLD_IPADDRESS}" ]; then
> echo "Old IP Address: ${OLD_IPADDRESS}"
> fi
>
> NEW_IPADDRESS=`/sbin/ifconfig tun0 | grep netmask | awk '{print
> $2}'`
> if [ -n "${NEW_IPADDRESS}" ]; then
> echo "New IP Address: ${NEW_IPADDRESS}"
> echo "Saving New Address"
> echo "${NEW_IPADDRESS}" > /var/db/ppp.ip
> fi
>
> if [ "${OLD_IPADDRESS}" != "${NEW_IPADDRESS}" ]; then
> . . .
>
> /var/db/ppp.ip had both IPs shown in the ifconfig output shown
> above,
> so I'm probably going to have to change that NEW_IPADDRESS= line to
> ensure I only get the last IP. But can I be sure the last one is
> always the right one?
>
> TIA
> Lou
> --
> Louis LeBlanc leblanc@keyslapper.org
> Fully Funded Hobbyist, KeySlapper Extrordinaire :)
> http://www.keyslapper.org ԿԬ
>
> Actual war is a very messy business. Very, very messy business.
> -- Kirk, "A Taste of Armageddon", stardate 3193.0
>
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>
--
Louis LeBlanc leblanc@keyslapper.org
Fully Funded Hobbyist, KeySlapper Extrordinaire :)
http://www.keyslapper.org ԿԬ
A banker is a fellow who lends you his umbrella when the sun is shining
and wants it back the minute it begins to rain.
-- Mark Twain
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