Re: RE : ISDN Issue..

From: Annu Roopa (annu_roopa@yahoo.com)
Date: Fri Sep 24 2004 - 22:20:06 GMT-3


Venkat,
 
I do observe a couple of things for u to change.I think what u have interpreted and are doing is rt . But u need to change a little i guess...
 
If u dont give the dial # then R5 wont be able to respond to the call. U dont need to give the dialer-group cmd on R5 as that is what defines interesting traffic. So without that R5 wont have anything to initiate the call but if u dont give the dial # after bcast it wont know how to call R4..
 
Make the changes and let us see what happens ??
 
R5:
-----
username r5 password CISCO <<<< shouldnt this be r4 and not r5
!
interface BRI0/0
 ip address 187.1.45.5 255.255.255.0
 dialer idle-timeout 0
 dialer map ip 187.1.45.4 name r4 broadcast xxxxxx <<< u need to give the dial #
isdn switch-type basic-ni
 isdn spid1 22220101
end

Annu
 
 
venkat garigipati <garigipati@yahoo.com> wrote:
Right, R5 is not allowed to call R4, but only R4 can make calls to R5. the reason i used dialer idle-timeout 0 is that R5 should never disconnect

Richard Dumoulin wrote:

I interpret "...R5 is not allowed to call R4..." as "do not configure an isdn number under the dialer map command". As this is what you have done

I don't see anything wrong in putting the dialer-group.
I have noticed in Cisco papers that they always put it in the bri/dialer interfaces. Then if they don't want to define interesting traffic they just configure dialer-list protocol ip deny. So it seems to me that the dialer-list command is good practice.

Also why have you configured dialer idle-timeout 0 ?

--Richard

-----Message d'origine-----
De : venkat garigipati [mailto:garigipati@yahoo.com]
Envoyi : Saturday, September 25, 2004 1:51 AM
@ : ccielab@groupstudy.com
Objet : ISDN Issue..

hi

The question is that R4 can call R5 but R5 is not allowed to call R4.. When I do this via a PING the call gets setup but I do not get a response...When I add the dialer-list/dialer-group commands to R5 it works. Below is my config. I am using c3640-js-mz.122-15.T14 image on both R4 & R5..How do I make Only one side initiate the call...?

R5:
-----
username r5 password CISCO
!
interface BRI0/0
ip address 187.1.45.5 255.255.255.0
dialer idle-timeout 0
dialer map ip 187.1.45.4 name r4 broadcast
isdn switch-type basic-ni
isdn spid1 22220101
end

R4:
-----
username r5 password CISCO
!
interface BRI0/0
ip address 187.1.45.4 255.255.255.0
dialer map ip 187.1.45.5 name r5 broadcast 22220101
dialer-group 1
isdn switch-type basic-ni
isdn spid1 11110101
end
!
dialer-list 1 protocol ip permit

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