Date: Mon, 31 Jul 2000 13:21:08 +0200 From: Jens Sauer <pirol9999@gmx.net> To: freebsd-questions@FreeBSD.ORG Cc: mico@bsd.hu, Alexander@Leidinger.net Subject: Re: Where to put a command? Message-ID: <20000731111901.EA14337BC17@hub.freebsd.org>
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> Hello,
> Jens Sauer:
>> can anybody tell me, where to put a command,
>> that shall be executed every time my ISDN-Card
>> dials out again ("on demand" - and gets a new IP-address).
>> I have to refresh my firewall-rules at every
>> change of the outside-ip-address
> If you are using user-level PPP, you can use its ppp.linkup features,
> otherwise man isdnd.rc:
> connectprog specifies a program run everytime after a
> connec-
> tion is established and address negotiation is
> complete (i.e.: the connection is useable).
> Isdnd
> expects to find the program below the path
> /etc/isdn which is prepended to the string
> speci-
> fied as a parameter to this keyword. The
> programs
> specified by connect and disconnect will get
> the
> following command line arguments: -d (device)
> -f
> (flag) [ -a (addr) ] where device is the name
> of
> device, e.g. "isp0", flag will be "up" if
> connec-
> tion just got up, or "down" if interface
> changed
> to down state and addr the address that got
> as-
> signed to the interface as a dotted-quad ip
> ad-
> dress (optional, only if it can be figured out
> by
> isdnd). (optional)
> If you are dealing with the packet filter you should deal with it a bit
> more,
> it would be better if it wouldn't need refresh every time. You should
> specify your tun0 or isp0 interface, not their IP address. If you are
> using
> user-level PPP, please take a look at its filtering features.
> Good luck.
> --
> ______ o _. __
> / / / (_(_(__(_) @ bsd.hu
Hello, first thank you very much.
I have to do the refresh, because there is no other way (at this time), when
being "silly" enough to use IPFILTER (hard for newbies).
I will try the "connectprog"-feature (I'm using kernel-level PPP) and report
back.
Thanks again
Cheerio
Jens
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