RE: is ppp callback using "dialer string" possible?

From: Omer Ansari (omer@xxxxxxxxxx)
Date: Fri Jul 05 2002 - 06:14:07 GMT-3


   
Jerry,

right. the callback server with dialer map does work fine. See Carlos's
email response on this thread for what is probably the reason of my
problem.

cheers

On Fri, 5 Jul 2002, Jerry Haverkos wrote:

> Omer
>
> The following works in my lab. Both routers are on 12.1(13). Check it
> out.........jerry
>
> Router 3640-1
> username 2524-1 password 0 cisco
> interface BRI0/0
> ip address 139.7.99.1 255.255.255.0
> encapsulation ppp
> dialer callback-secure
> dialer idle-timeout 180
> dialer map ip 139.7.99.2 name 2524-1 class CallBack broadcast 8358662
> dialer hold-queue 50 timeout 60
> dialer load-threshold 1 either
> dialer-group 1
> ipx network 6611
> isdn switch-type basic-ni
> isdn spid1 0835866101 8358661
> isdn spid2 0835866301 8358663
> ppp callback accept
> ppp authentication chap
> ppp multilink
> !
> map-class dialer CallBack
> dialer callback-server username
> -------------------------------------------------------
> Router 2524-1
> username 3640-1 password 0 cisco
> interface BRI0
> no ip address
> encapsulation ppp
> dialer pool-member 1
> isdn switch-type basic-ni
> isdn spid1 0835866201 8358662
> isdn spid2 0835866401 8358664
> !
> interface Dialer1
> ip address 139.7.99.2 255.255.255.0
> encapsulation ppp
> dialer pool 1
> dialer remote-name 3640-1
> dialer idle-timeout 180
> dialer string 8358661
> dialer string 2223333
> dialer hold-queue 50 timeout 60
> dialer load-threshold 1 either
> dialer-group 1
> ipx input-sap-filter 1001
> ipx network 6611
> ppp callback request
> ppp authentication chap
> ppp multilink
> map-class dialer CallBack
> dialer callback-server username
>
> -----Original Message-----
> From: Omer Ansari [mailto:omer@ansari.com]
> Sent: Thursday, July 04, 2002 4:46 PM
> To: Jerry Haverkos
> Cc: Carlos G Mendioroz; Omer Ansari; ccielab@groupstudy.com
> Subject: RE: is ppp callback using "dialer string" possible?
>
>
>
> And the problem is that even with a class map defined next to a dialer
> string, it refuses to callback:
>
> this does not work:
> !
> interface BRI0/0
> ip address 128.1.21.2 255.255.255.252
> encapsulation ppp
> dialer callback-secure
> dialer string 4724822 class coa <-----(1)
> ppp callback accept
> ppp authentication chap callin
> ppp multilink
> !
> map-class dialer coa
> dialer callback-server username
> dialer-list 1 protocol ip permit
> !
>
> replace (1) with :
>
> dialer map ip 128.1.21.1 name R1 class coa broadcast 4724822
>
> and it works (i.e. R2 callsback)
>
> note: i've also tried "chap hostname R1" under bri0/0, and
> "dialer callback-server dialstring" under map-class but no luck.
>
> ideas?
> Omer
>
>
> On Thu, 4 Jul 2002, Jerry Haverkos wrote:
>
> > A class can be defined in the dialer string statement....jerry
> >
> > -----Original Message-----
> > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> > Carlos G Mendioroz
> > Sent: Thursday, July 04, 2002 5:54 PM
> > To: Omer Ansari
> > Cc: ccielab@groupstudy.com
> > Subject: Re: is ppp callback using "dialer string" possible?
> >
> >
> > Omer,
> > How do you apply the class "callback-server" without the map ?
> >
> > Omer Ansari wrote:
> > >
> > > All,
> > >
> > > R1(bri)---{isdn}---(bri)R2
> > >
> > > 12.1(15) on both.
> > > R1 is the callback client, R2 is the server
> > >
> > > ppp callback configured using legacy config. (i.e. under the bri
> > > interface)
> > >
> > > R2 does not have a dialer map statement but only dialer string xxx
> > > statement.
> > >
> > > I noticed that R2 would NOT call back when dial string was configured.
> > >
> > > it was when i changed it to "dialer map ...name R1 ..." that it was able
> > > to callback.
> > >
> > > ofcourse i was using a map class to enable callback server on R2. e.g.:
> > >
> > > dialer map ip 171.1.1.8 name atlanta class dial1 81012345678901
> > > dialer-group 1
> > > ppp callback accept
> > > ppp authentication chap
> > > !
> > > map-class dialer dial1
> > > dialer callback-server username <-----
> > >
> > > Note how:
> > >
> >
> http://www.cisco.com/univercd/cc/td/doc/product/software/ios121/121cgcr/dial
> > _r/drdrd.htm#xtocid5
> > >
> > > states this about the username keyword:
> > >
> > > username: (Optional) Identifies the return call by looking up the
> > > authenticated host name in a dialer map command. This is the default.
> > >
> > > I tried with dialer callback-server dialstring option but no luck; R2
> just
> > > refuses to call back R1 unless there is a dialer map statement.
> > >
> > > any help would be appreciated.
> > > regards,
> > > Omer



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