Re: Configuring PPP over ATM SVCs

From: john matijevic (john.matijevic@gmail.com)
Date: Fri Apr 22 2005 - 17:41:40 GMT-3


Hello Gladston,
This topic has already been discussed in the archives. You need I believe a
dsl connection to test. See the following documentation:
http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122cgcr/fwan_
c/wcfppp.htm#1072921

Sincerely,
John
 On 4/22/05, gladston@br.ibm.com <gladston@br.ibm.com> wrote:
>
> Trying to configure PPP over ATM using SVC through this doc:
>
http://www.cisco.com/en/US/products/sw/iosswrel/ps1835/products_configuration
_guide_chapter09186a0080080fc8.html#1072921
>
> Any feedback appreciated.
>
> My lack of experiency using this feature make me think I could test it
> pinging 1.1.4.9 <http://1.1.4.9>, but Cisco example does not configure
> remote ATM SVC address.
> How is the remote SVC address acquired on real use of this feature?
> Is it possible to simulate it on lab?
>
> Here the configuration I used:
>
> r6#sh run
> interface ATM1/0.369 multipoint
> atm nsap-address 47.00000000000000000000000A.466666666666.00
> !
> svc PPPoATM
> encapsulation aal5auto
> protocol ppp Virtual-Template2
> !
> interface Virtual-Template2
> ip address 1.1.4.6 <http://1.1.4.6> 255.255.255.0 <http://255.255.255.0>
>
> r9#sh run
> interface ATM1/0.369 multipoint
> atm esi-address 499999999999.00
> !
> svc PPPoATM
> encapsulation aal5auto
> protocol ppp Virtual-Template2
> !
> interface Virtual-Template2
> ip address 1.1.4.9 <http://1.1.4.9> 255.255.255.0 <http://255.255.255.0>
>
> I tried this (may look crazy; as I did not find any example I tried to
> force a remote ATM SVC address):
>
> r6#sh run int atm 1/0.369
> Building configuration...
>
> Current configuration : 270 bytes
> !
> interface ATM1/0.369 multipoint
> atm nsap-address 47.00000000000000000000000A.466666666666.00
> !
> svc nsap 47.00000000000000000000000A.499999999999.00
> protocol ip 1.1.4.9 <http://1.1.4.9> broadcast
> !
> !
> svc PPPoATM
> encapsulation aal5auto
> protocol ppp Virtual-Template2
> !
> end
>
> r9#sh run int atm 1/0.369
> Building configuration...
>
> Current configuration : 241 bytes
> !
> interface ATM1/0.369 multipoint
> atm esi-address 499999999999.00
> !
> svc nsap 47.00000000000000000000000A.466666666666.00
> protocol ip 1.1.4.6 <http://1.1.4.6> broadcast
> !
> !
> svc PPPoATM
> encapsulation aal5auto
> protocol ppp Virtual-Template2
> !
> end
>
> I tested PPP over ATM with PVC on the same devices, it works fine. The
> problem is just to test PPP over ATM using SVC.
>
> Any feedback appreciated.
>
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--
John Matijevic, CCIE #13254
U.S. Installation Group
Senior Network Engineer
954-969-7160 ext. 1147 (office)
305-321-6232 (cell)


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