From: David Deng (glend_99@yahoo.com)
Date: Thu Jan 15 2004 - 03:50:53 GMT-3
Fabrice,
Were you able to get the routing to work ?
I have set up the Eigrp over the ATM pppoa and does
not
seems to able to get the routing over atm, Is this
expected ?
I was able to do the routing over SVC/PVC/PVC-pppoa,
but not this one.
Regards,
David
--- Fabrice Bobes <study@6colabs.com> wrote:
> Brian,
>
> Hehe, I guess I got too excited with the debugs.
> Your answer makes sense.
>
> Thanks,
>
> Fabrice
>
> -----Original Message-----
> From: nobody@groupstudy.com
> [mailto:nobody@groupstudy.com] On Behalf Of
> Brian Dennis
> Sent: Sunday, January 11, 2004 10:57 PM
> To: 'Fabrice Bobes'; 'John Matijevic';
> ccielab@groupstudy.com
> Subject: RE: ATM PPP OVER SVC
>
> Fabrice,
> That doesn't look like a PPPoA SVC configuration on
> R13 as your
> IP
> address is "outside" of the PPPoA configuration.
> Below is the capture
> from
> a normal SVC and then it's switched over to PPPoA
> SVC configuration but
> only
> on one side on the connection. The other side is
> left with just a
> standard
> SVC (no PPPoA). See below:
>
> Rack1R6(config-if-atm-vc)#do sho run int atm1/0
> Building configuration...
>
> Current configuration : 275 bytes
> !
> interface ATM1/0
> ip address 54.5.4.6 255.255.255.0
> atm nsap-address
> 47.00000000000000000000000A.000000054546.00
> no atm ilmi-keepalive
> pvc 0/5 qsaal
> !
> pvc 0/16 ilmi
> !
> !
> svc nsap
> 47.00000000000000000000000A.000005454254.00
> protocol ip 54.5.4.254 broadcast
> !
> end
>
> Rack1R6(config-if-atm-vc)#do ping 54.5.4.254
>
>
> Type escape sequence to abort.
> Sending 5, 100-byte ICMP Echos to 54.5.4.254,
> timeout is 2 seconds:
> .!!!!
> Success rate is 80 percent (4/5), round-trip
> min/avg/max = 1/1/4 ms
>
> ** Now switch to PPP over ATM SVC **
>
> Rack1R6(config-if-atm-vc)#encapsulation aal5auto
> Rack1R6(config-if-atm-vc)#protocol ppp
> virtual-Template 1
> Rack1R6(config-if-atm-vc)#do ping 54.5.4.254
>
>
> Type escape sequence to abort.
> Sending 5, 100-byte ICMP Echos to 54.5.4.254,
> timeout is 2 seconds:
> !!!!!
> Success rate is 100 percent (5/5), round-trip
> min/avg/max = 1/2/4 ms
>
> We are able to ping but this isn't PPPoA SVC. Now
> try moving your IP
> address (or unnumbered) on R13 to the
> virtual-template and then ping
> R14.
> Below is a capture with both sides using a PPPoA SVC
> configuration.
> Also
> the IP addresses are configured under the virtual
> templates.
>
> Rack1R6#sho run int atm 1/0
> Building configuration...
>
> Current configuration : 278 bytes
> !
> interface ATM1/0
> no ip address
> atm nsap-address
> 47.00000000000000000000000A.000000054546.00
> no atm ilmi-keepalive
> pvc 0/5 qsaal
> !
> pvc 0/16 ilmi
> !
> !
> svc nsap
> 47.00000000000000000000000A.000005454254.00
> encapsulation aal5auto
> protocol ppp Virtual-Template1
> !
> end
>
> Rack1R6#sho run int vir 1
> Building configuration...
>
> Current configuration : 70 bytes
> !
> interface Virtual-Template1
> ip address 54.5.4.6 255.255.255.0
> end
>
> Rack1R6#debug atm eve
> ATM events debugging is on
> Rack1R6#deb atm er
> ATM errors debugging is on
> Rack1R6#deb ppp neg
> PPP protocol negotiation debugging is on
> Rack1R6#ping 54.5.4.254
>
> Type escape sequence to abort.
> Sending 5, 100-byte ICMP Echos to 54.5.4.254,
> timeout is 2 seconds:
> .....
> Success rate is 0 percent (0/5)
> Rack1R6#
>
> As you can see the SVC is not being setup because
> dialout mode is not
> supported for the PPPoA SVC feature. In your
> configuration, the call
> was
> initiated because the IP traffic triggered it but
> not the PPP
> configuration.
>
>
> Brian Dennis, CCIE #2210 (R&S/ISP-Dial/Security)
> bdennis@internetworkexpert.com
> Internetwork Expert, Inc.
> http://www.InternetworkExpert.com
> Toll Free: 877-224-8987
> Direct: 775-745-6404 (Outside the US and Canada)
>
>
>
> -----Original Message-----
> From: Fabrice Bobes [mailto:study@6colabs.com]
> Sent: Sunday, January 11, 2004 10:08 PM
> To: 'John Matijevic'; 'Brian Dennis';
> ccielab@groupstudy.com
> Subject: RE: ATM PPP OVER SVC
>
> Hi Guys,
>
> This is something I tried recently between 2 routers
> running 12.2T.
> To get the SVC up, I had to add a static mapping on
> the router
> initiating the call (see config below). If I reload,
> the static mapping
> disappears though so it doesn't seem like a
> supported feature or may be,
> I just didn't get the config right (not an expert on
> PPP over ATM over
> SVC, never tried that before).
>
> Here is what I got:
>
>
> R13(initiates call)--ATM Switch--(called side)R14
>
> R13:
>
> interface ATM2/0
> ip address 133.1.34.13 255.255.255.252
> atm nsap-address
> 47.009181000000123456781234.131313131313.00
> no atm ilmi-keepalive
> pvc 0/5 qsaal
> !
> pvc 0/16 ilmi
> !
> svc ppp nsap
> 47.009181000000123456781234.141414141414.00
> encapsulation aal5auto
> protocol ppp Virtual-Template1
> !
> interface Virtual-Template1
> ip unnumbered ATM2/0
>
> R14:
>
=== message truncated ===
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This archive was generated by hypermail 2.1.4 : Mon Feb 02 2004 - 09:07:44 GMT-3