From: Masood Malik (malikm24@xxxxxxxxxxx)
Date: Sun Apr 01 2001 - 04:39:37 GMT-3
Nigel,
As part of the scenario, rb should not authenticate, as such the line is
missing in rb configuration.
regards
Masood
----- Original Message -----
From: "Nigel Taylor" <nigel_taylor@hotmail.com>
To: "Masood Malik" <malikm24@hotmail.com>; <ccielab@groupstudy.com>
Sent: Sunday, April 01, 2001 3:29 PM
Subject: Re: isdn one way dialup
> Masood,
> Everything looks pretty straight forward on your configs,
> except I noticed that "rb" isn't configured for authentication.. is the
line
> even up. What was your "debug ppp authen" showing on call negotiation.
>
> Nigel.
>
> ----- Original Message -----
> From: Masood Malik <malikm24@hotmail.com>
> To: <ccielab@groupstudy.com>
> Sent: Saturday, March 31, 2001 11:52 PM
> Subject: isdn one way dialup
>
>
> > Hi,
> >
> > I have the following scenario.
> > 1. ra to dials into rb. rb should not be able to initiate the dial
> > connection.
> > 2. ra authenticates ppp chap to rb
> > 3. rb doesnot authenticate ra
> >
> > Following is the config I use. When I ping 10.1.1.2 from ra, the isdn
line
> > comes up. I can see layer 3 connected and the packets traverse to router
> rb,
> > but the reply packets donot come come. I see encap failure on rb.
> >
> > I could get this working by adding the dial string at the end of map
> > statement in rb (dialer map ip 10.1.1.1 name ra broadcast 7782001). This
> > allows to have rb to initiate dial into ra which is not needed in this
> > scenario.
> >
> > Am I missing something here.
> >
> > regards
> > Masood Malik
> >
> >
> > Following are the configs and debug.
> >
> > *********************
> > Config router a
> > *******************
> > software ver 12.0.10 (2500)
> >
> > hostname ra
> > !
> > enable password cisco
> > !
> > username rb password 0 cisco
> > ip subnet-zero
> > no ip domain-lookup
> > isdn switch-type basic-5ess
> > !
> > interface BRI0
> > ip address 10.1.1.1 255.255.255.0
> > no ip directed-broadcast
> > encapsulation ppp
> > dialer map ip 10.1.1.2 name rb broadcast 7782002
> > dialer-group 1
> > isdn switch-type basic-5ess
> > ppp authentication chap
> > !
> > ip classless
> > !
> > dialer-list 1 protocol ip permit
> > !
> > *******************
> > Conig router b
> > *******************
> >
> > hostname rb
> > !
> > enable password cisco
> > !
> > username ra password 0 cisco
> > ip subnet-zero
> > isdn switch-type basic-5ess
> > !
> > interface BRI0
> > ip address 10.1.1.2 255.255.255.0
> > no ip directed-broadcast
> > encapsulation ppp
> > dialer map ip 10.1.1.1 name ra broadcast
> > dialer-group 1
> > isdn switch-type basic-5ess
> > !
> > ip classless
> > !
> > dialer-list 1 protocol ip permit
> > !
> > *************************************************
> > Ping response on router a with debug ip packet on
> > *************************************************
> > ra#ping 10.1.1.2
> >
> > Type escape sequence to abort.
> > Sending 5, 100-byte ICMP Echos to 10.1.1.2, timeout is 2 seconds:
> >
> > 00:39:02: IP: s=10.1.1.1 (local), d=10.1.1.2 (BRI0), len 100, sending.
> > 00:39:04: IP: s=10.1.1.1 (local), d=10.1.1.2 (BRI0), len 100, sending.
> > 00:39:06: IP: s=10.1.1.1 (local), d=10.1.1.2 (BRI0), len 100, sending.
> > 00:39:08: IP: s=10.1.1.1 (local), d=10.1.1.2 (BRI0), len 100, sending.
> > 00:39:10: IP: s=10.1.1.1 (local), d=10.1.1.2 (BRI0), len 100, sending.
> > Success rate is 0 percent (0/5)
> >
> > **********************************************
> > Response of the above seen from router b
> > **********************************************
> >
> > 00:32:59: IP: s=10.1.1.1 (BRI0), d=10.1.1.2 (BRI0), len 100, rcvd 3
> > 00:32:59: IP: s=10.1.1.2 (local), d=10.1.1.1 (BRI0), len 100, sending
> > 00:32:59: IP: s=10.1.1.2 (local), d=10.1.1.1 (BRI0), len 100,
> encapsulation
> > failed
> > 00:33:01: IP: s=10.1.1.1 (BRI0), d=10.1.1.2 (BRI0), len 100, rcvd 3
> > 00:33:01: IP: s=10.1.1.2 (local), d=10.1.1.1 (BRI0), len 100, sending
> > 00:33:01: IP: s=10.1.1.2 (local), d=10.1.1.1 (BRI0), len 100,
> encapsulation
> > failed
> > **NOTE** All LAB SWAP messages should now be sent to the
> > LAB SWAP Message board on groupstudy.com.
> **NOTE** All LAB SWAP messages should now be sent to the
> LAB SWAP Message board on groupstudy.com.
**NOTE** All LAB SWAP messages should now be sent to the
LAB SWAP Message board on groupstudy.com.
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