RE: DDR With Back To Back AUX

From: Brian Dennis (brian@xxxxxx)
Date: Mon May 21 2001 - 20:44:34 GMT-3


   
Below is a working config for AUX-to-AUX dialup using a rollover cable. R1
can call R3 using these configs.

Brian Dennis, CCIE #2210 (R&S)(ISP/Dial) CCSI #98640
5G Networks, Inc.
brian@5g.net
(925) 260-2724

R1#wr t
Building configuration...

Current configuration:
!
version 12.0
service timestamps debug uptime
service timestamps log uptime
no service password-encryption
!
hostname R1
!
!
username R3 password 0 cisco
ip subnet-zero
ip tcp synwait-time 5
no ip domain-lookup
no ip finger
chat-script virtualmodem " "
!
!
!
!
process-max-time 200
!
interface Ethernet0
 no ip address
 no ip directed-broadcast
 shutdown
!
interface Ethernet1
 no ip address
 no ip directed-broadcast
 shutdown
!
interface Serial0
 no ip address
 no ip directed-broadcast
 no ip mroute-cache
 shutdown
 no fair-queue
!
interface Serial1
 no ip address
 no ip directed-broadcast
 shutdown
!
interface Async1
 no ip address
 no ip directed-broadcast
 encapsulation ppp
 no ip route-cache
 no ip mroute-cache
 dialer in-band
 dialer pool-member 1
 async default routing
 async dynamic routing
 async mode dedicated
 no peer default ip address
 no fair-queue
 ppp authentication chap
!
interface Dialer0
 ip address 172.16.1.1 255.255.255.0
 no ip directed-broadcast
 encapsulation ppp
 dialer remote-name R3
 dialer string 5551212
 dialer pool 1
 dialer-group 1
 ppp authentication chap
!
ip classless
ip route 0.0.0.0 0.0.0.0 172.16.1.254
!
dialer-list 1 protocol ip permit
!
alias exec c configure terminal
alias exec si show ip route
alias exec ci clear ip route *
alias exec oi show ip ospf interface
alias exec ion show ip ospf neighbor
alias exec ib show ip bgp
alias exec cib clear ip bgp *
alias exec ibn show ip bgp neighbor
alias exec wrb sho run | begin
alias exec sib show ip interface brief
!
line con 0
 exec-timeout 0 0
 transport input none
line aux 0
 exec-timeout 0 0
 script dialer virtualmodem
 modem Host
 transport input all
 speed 38400
 flowcontrol hardware
line vty 0 4
 privilege level 15
 no login
!
end

R1#

R3#wr t
Building configuration...

Current configuration:
!
version 12.0
service timestamps debug uptime
service timestamps log uptime
no service password-encryption
!
hostname R3
!
!
username R1 password 0 cisco
ip subnet-zero
ip tcp synwait-time 5
no ip domain-lookup
chat-script virtualmodem " "
!
!
!
!
!
interface Ethernet0
 no ip address
 no ip directed-broadcast
 shutdown
!
interface Ethernet1
 no ip address
 no ip directed-broadcast
 shutdown
!
interface Serial0
 no ip address
 no ip directed-broadcast
 encapsulation frame-relay
 no ip mroute-cache
 logging event subif-link-status
 logging event dlci-status-change
 shutdown
 no fair-queue
!
interface Serial1
 no ip address
 no ip directed-broadcast
 shutdown
!
interface Async1
 no ip address
 no ip directed-broadcast
 encapsulation ppp
 no ip route-cache
 no ip mroute-cache
 dialer in-band
 dialer pool-member 1
 async default routing
 async dynamic routing
 async mode dedicated
 no peer default ip address
 ppp authentication chap
!
interface Dialer0
 ip address 172.16.1.3 255.255.255.0
 no ip directed-broadcast
 encapsulation ppp
 dialer remote-name R1
 dialer string 5551212
 dialer pool 1
 dialer-group 1
 ppp authentication chap
!
ip classless
!
dialer-list 1 protocol ip permit
!
alias exec c configure terminal
alias exec si show ip route
alias exec ci clear ip route *
alias exec oi show ip ospf interface
alias exec ion show ip ospf neighbor
alias exec ib show ip bgp
alias exec cib clear ip bgp *
alias exec ibn show ip bgp neighbor
alias exec wrb sho run | begin
alias exec sib show ip interface brief
!
line con 0
 exec-timeout 0 0
 transport input none
line aux 0
 exec-timeout 0 0
 script dialer virtualmodem
 modem Dialin
 transport input all
 speed 38400
 flowcontrol hardware
line vty 0 4
 privilege level 15
 no login
!
end

R3#

> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> alain faure
> Sent: Monday, May 21, 2001 12:34 PM
> To: ccielab@groupstudy.com
> Subject: RE: DDR With Back To Back AUX
>
>
> Hello,
>
> I try PPP betwen aux port with out succes here is my conf
>
> r4<aux>---------port console cable-------<aux>r8
> -------------------------------------------------
> r4
> !
>
> interface Async1
> ip address 200.200.200.4 255.255.255.0
> no ip directed-broadcast
> encapsulation ppp
> async dynamic routing
> async mode dedicated
> !
>
> line aux 0
> exec-timeout 0 0
> modem InOut
> transport input all
> speed 38400
> flowcontrol hardware
> -----------------------------------------
> r8
> !
>
> interface Async1
> ip address 200.200.200.8 255.255.255.0
> no ip directed-broadcast
> encapsulation ppp
> async dynamic routing
> async mode dedicated
> !
>
> line aux 0
> exec-timeout 0 0
> modem InOut
> transport input all
> speed 38400
> flowcontrol hardware
>
>
> best regard
> --- Jon Carmichael <jonc@pacbell.net> a icrit : > The "right" way
> to simulate
> DDR with AUX ports is to DO DDR with AUX ports.
> > It's very inexpensive and does not require an ISDN switch. Two analog
> > modems, --two analog phone lines from your local telco. I use
> my voice and
> > my fax line and two RS-232 cables. The modems can be 14.4K or
> slower, --you
> > don't care in a test environment. If you can do it with
> modem, --then ISDN
> > is a snap.
> >
> > This is what you need to study.
> >
> >
> http://www.cisco.com/univercd/cc/td/doc/product/software/ios120/12
> cgcr/dial_
> > c/dcasddr.htm
> >
> > JONC
> >
> >
> >
> >
> > -----Original Message-----
> > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> > Ladipo Adefala
> > Sent: Monday, May 21, 2001 9:31 AM
> > To: gardiner@sprint.net; ccielab@groupstudy.com
> > Subject: Re: DDR With Back To Back AUX
> >
> >
> > I have the exact same problem, please help
> >
> >
> > >From: Jason Gardiner <gardiner@sprint.net>
> > >Reply-To: Jason Gardiner <gardiner@sprint.net>
> > >To: CCIE <ccielab@groupstudy.com>
> > >Subject: DDR With Back To Back AUX
> > >Date: Mon, 21 May 2001 09:53:17 -0400
> > >
> > >Hello,
> > >
> > >Has anyone been able to simulate DDR using back to back AUX
> > >connections? I've been able to establish a permanent
> connection via PPP
> > >and have almost got the DIALER part working. The connection
> drops after
> > >the dialer idle-timeout limit, but then it brings the connection right
> > >back up.
> > >
> > >I've got the interesting traffic set to icmp only, and according to
> > >debug, no interesting traffic passes or initiates the link. I don't
> > >have the configs with me, but any pointers would be appreciated.
> > >
> > >--
> > >Thanks,
> > >
> > >Jason Gardiner
> > >Engineering Services
> > >Sprint E|Solutions
> > >
> > >"The only thing to prevent what's past is to put a stop to it before it
> > >happens."
> > > - Sir Boyle Roche
> > >**Please read:http://www.groupstudy.com/list/posting.html
> >



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