Morris Maynard wrote:
> Reviving an old thread, I know, but I just ran into this need myself...
>
> The original post asked how to use diald to set up and tear down an
> interface to a second ethernet card instead of a modem. The second card was
> connected to an ISDN router box such as a 3Com Office Connect LANModem.
>
> The reply was that it was the router's job to bring the link up and down.
>
> Well, that may be, but one could also argue that it is the *modem*'s job to
> disconnect on idle, and if that worked as it should we wouldn't be
> exchanging these little messages here, would we? In fact, all-in-one
> router/modem boxes such as the OCLM suffer from the same problem as modems -
> ISPs and the local network throw junk up and down the pipe which keeps the
> link up when it needn't be.
>
> Even if that weren't the case, using diald (or something like it) to control
> the link state also allows one to generate statistics and link up-time and
> traffic, which are really helpful in determining how to tune things.
>
> Which leads back to the question - is there some configuration which will
> allow diald to exert control over when traffic is allowed to go to/from the
> router over that second NIC? For instance, the ip-up and ip-down scripts
> could run ipchains to allow or disallow traffic to/from the card. Diald
> would essentially do nothing except run the scripts at the appropriate
> times, and record the activity in a log file. It would still, of course, be
> monitoring/filtering traffic through the second interface so as to know when
> to run the scripts.
>
> As I said at the beginning, I have just run into a this situation myself and
> haven't had time to play at making a solution...
>
Morris,
How about ifconfig'ing the interface up in the ip-up script (ifconfig eth1 up)
and down in the ip-down script (ifconfig eth1 down).
Bob...
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Bob Chiodini [EMAIL PROTECTED]
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