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

From: Omer Ansari (omer@xxxxxxxxxx)
Date: Fri Jul 05 2002 - 07:40:41 GMT-3


   
Prakash,

In this and the earlier email, I think you are talking about a dialer
interface. I was trying to use the dialer string on the callback server's
BRI interface itself.

note that the dialer remote name does not exist on the bri interface:

R2(config)#int dialer1
R2(config-if)#dialer re?
redial remote-name

R2(config)#int bri0/0
R2(config-if)#dialer re?
redial

On 5 Jul 2002, Prakash H Somani wrote:

>
> Have u also tried with "Dialer remote name" ?
>
> regards...Prakash
> On Fri, 05 Jul 2002 Omer Ansari wrote :
> >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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