Mpd (3.x) & mpd4 config and differeces in reconnect/dial behaviour ?

[Alan Tamm]

On 9/25/07, Ian Smith <smithi at nimnet.asn.au> wrote:
>
> On Mon, 24 Sep 2007 21:25:32 +0300 Alan Tamm <alan.tamm at gmail.com> wrote:
>
> > Since upgrade from 3.x to 4.x I have to manually (re) open the bundle
> PPPoE
> > but I can't afford this system to be offline/needing manual intervention
> > from now on. When the connection times out mpd4 just won't reconnect..
>
> Been there ..
>
> > This (mpd3.x) setup works flawlessly (without reconnection problems):
> >
> > #mpd.conf
> > pppoe:
> > new -i ng0 pppoe PPPoE
> > set iface addrs 192.168.0.1 192.168.0.2
> > set iface route default
> > set iface disable on-demand
> > set iface idle 0
> > set bundle disable multilink
> > set bundle authname "secret"
> > set link no acfcomp protocomp
> > set link disable pap chap
> > set link accept chap
> > set link mtu 1492
> > set link keep-alive 10 60
> > set ipcp yes vjcomp
> > set ipcp ranges 0.0.0.0/0 0.0.0.0/0
> > open iface
> >
> > #mpd.links
> > PPPoE:
> > set link type pppoe
> > set pppoe iface rl0
> > set pppoe service ""
> > set pppoe disable incoming
> > set pppoe enable originate
> >
> >
> > ## mpd4 --version
> > ## Version 4.3
> > # (no reconnect)
> >
> > #mpd.conf
> >
> > PPPoE:
> > # new PPPoE PPPoE
> > new -i ng0 PPPoE PPPoE
> > set iface route default
> > set iface disable on-demand
> > set iface idle 0
> > set ipcp yes vjcomp
> > set ipcp ranges 0.0.0.0/0 0.0.0.0/0
> > set bundle disable multilink
> > ## set bundle disable noretry
>
> No, you need this one .. or at least, it's what worked for me.  From my
> mpd.conf, with comments I added when I was also getting redial to work:
>
>        # without, 'noretry' was ENABLED (so no redial!)
>        set bundle disable noretry
> and
>        # without, 'Max redial:no redial' (-1); 0 = 'Max redial:unlimited'
>        set link max-redial 0
>
> > set auth authname "secret"
> > set link no acfcomp protocomp
> > set link disable pap chap chap-msv1 chap-msv2 eap
> > set link accept chap-md5 chap
> > set link keep-alive 5 30
> > set link max-redial 0
> > open
> >
> > #mpd.links
> > PPPoE:
> > set phys type pppoe
> > set pppoe iface rl0
> > # set pppoe service "whatever"
> > set pppoe disable incoming
> > set pppoe enable originate
>
> [..]
> > Sep 24 20:43:53 secret mpd: [PPPoE] LCP: Down event
> > Sep 24 20:43:53 secret mpd: [PPPoE] LCP: state change Closed --> Initial
> >
> > Thats it (the problem), after timeout no retry attempt is made !
>
> Yep.
>
> > # quick fix:
> > Manual open command for bundle PPPoE
>
> Yes, that works fine until you lose the link :)


Indeed :P

> I have made some attempts before but had no time to go in depth until
> now..
> > Settings I played with so far  although without any progress whatsoever
> are:
> >
> > set bundle disable noretry    # dumped - no effect
> > set link max-redial 0            # default is -1 and 0 - redial
> indefinitely
>
> Hmm, well 'set bundle disable noretry' is what worked for me here.  Are
> you sure you restarted mpd afresh after changing that?  I recall having
> found something in update/changelog notes regarding the default value
> having changed for this, and after showing numerous values via console.
>
> > I'm kind of lost right now so any help would be appreciated..
> > And I do like mpd 4.x new features (ipv6cp etc) A LOT btw ;)
>
> Here's my working mpd.conf; note that I'm still on mpd-4.1 though, fwiw,
> otherwise it's little different from yours.
>
> PPPoE:
>        new bPPPoE lPPPoE
>        set iface addrs 1.1.1.1 2.2.2.2
>        set iface route default
>        set iface disable on-demand
>        set iface idle 0
>        set iface up-script /root/bin/mpd_up
>        set iface down-script /root/bin/mpd_dn
>        # needed? seems so, t23 had trouble with large tcp pkts .. yep,
> fixes ..
>        set iface enable tcpmssfix
>        set bundle disable multilink
>        # without, 'noretry' was ENABLED (so no redial!)
>        set bundle disable noretry
>        set auth authname "yeahright"
>        set auth password "uhuh"
>        set link no acfcomp protocomp
>        set link disable pap chap
>        set link accept chap
>        set link mtu 1492
>        set link keep-alive 10 60
>        # without, 'Max redial:no redial' (-1); with, 'Max
> redial:unlimited'
>        set link max-redial 0
>        set ipcp yes vjcomp
>        set ipcp ranges my.ipa.ddr.ess/0 220.233.0.0/16
> # log dns servers as info anyway .. only passed to up-script, called as:
> # up: script interface proto local-ip remote-ip authname [dns1 ip] [dns2
> ip]
> #     where 'dns1' and 'dns2' are LITERAL STRINGS $6 and $8 (dox need
> work!)
> # dn: script interface proto authname
> # later 6/3/7 which works, but we know these anyway .. ah why not ..
>        set ipcp enable req-pri-dns
>        set ipcp enable req-sec-dns
>        open
>
> mpd.links (note 'set link type' for 4.1, your 'set phys type' for 4.2)
>
> lPPPoE:
>        set link type pppoe
>        set pppoe iface xe0
>        set pppoe service ""
>        set pppoe disable incoming
>        set pppoe enable originate
>
> Cheers, Ian


Thanks,
I am not finished (fine tuning/tweaking later) the setup so thanks again for
the info/examples.


-- 
Regards,
Alan Tamm

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