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Looking for BNG guide or ebook to configure on ASR9k

ty.chan007
Level 1
Level 1

I am looking for ebook or guide on how to configure IPoE and PPPoE on ASR9k.
Please help to recommend :)

Sent from Cisco Technical Support iPhone App

2 Accepted Solutions

Accepted Solutions

Pedro Morais
Level 1
Level 1

Hi,

You have several documents here in support community related to BNG. Are you aware of them? Links:

ASR9000/XR: BNG deployment guide - https://supportforums.cisco.com/docs/DOC-23170

ASR9000 BNG Training guide setting up PPPoE and IPoE sessions - https://supportforums.cisco.com/docs/DOC-19702

ASR9000 BNG debugging PPPoE sessions - https://supportforums.cisco.com/docs/DOC-19705

Cheers,

Pedro

View solution in original post

Hi Ty,

For multiple avpairs you want to use the += on the second avp onwards, otherwise only one is being encoded.

testing Cleartext-Password := "password"

             cisco-avpair = "subscriber:sub-qos-policy-out=q_out",

             cisco-avpair += "subscriber:sub-qos-policy-in=q_in",

this is specific to free radius' implementation.

regards

xander

View solution in original post

27 Replies 27

Pedro Morais
Level 1
Level 1

Hi,

You have several documents here in support community related to BNG. Are you aware of them? Links:

ASR9000/XR: BNG deployment guide - https://supportforums.cisco.com/docs/DOC-23170

ASR9000 BNG Training guide setting up PPPoE and IPoE sessions - https://supportforums.cisco.com/docs/DOC-19702

ASR9000 BNG debugging PPPoE sessions - https://supportforums.cisco.com/docs/DOC-19705

Cheers,

Pedro

Pedro, thanks!

Let me add one doc for COA :

https://supportforums.cisco.com/docs/DOC-16677

xander

Hi all, Thanks for the link.

What radius application can i use for the testing ? I am not a programmer

Thanks again,

You have several options, you can download "free radius" an open source application which has some very good examples.

if you like to spend some dough there are official or company provided apps like Cisco Secure, or Steel belt radius availabl too, which provide all the same funcitonality.

Majority of SP's go with some flavor of a customized free radius or livingston based one.

If you need an app for testing send me a private note and I can hook you up iwth a linux test version for testing if you need.

but googling free radius will probably give you all you need,

cheers!

xander

can you please send me the linux test app for testing the functionality ? My email is XXXX . Thanks in advanced.

I deleted your email from the response, otherwise you might get a lot of spam

Let me know if the link from Ahmed is accomodating.

xander

I am putting all PPPoE session into same VPLS and I want to terminate the PPPoE session on my nV edge box.

I am trying to terminate it on BVI interface but no command. What interface type is best ?

Your access interface for subscribers needs to be a bundle-ether today.

Take the EFP that goes in your bridge domain right now, and convert it into a bundle ether, something like this:

l2vpn

bridge-group X

bridge-domain Y

int g/0/1/0/10

routed-interface BVI 100

move that to:

no int g0/1/0/10 l2trans

int g 0/1/0/10

bundle id 123 mode on

int bundle-e123

load-balancing hash dst-ip

int bundle-e123.100

encap dot1q 100

regards

xander

How to connect the bundle interface back to bridge-domain? U cable?

can you draw a topo as to what you're tryng to do here?

what is the BD necessary for?

If you have more subifs/vlans that you want to use bridging on, besides pppoe/ip subs, then you can put those vlan subifs as l2trans into a BD not a problem.

xander

Hi,

Below is the diagram:

Customer's connection will come via access device like OLT or Ethernet Switch which will connect to Metro Router (PE04, PE03). PPPoE VLAN will be bridge to VPLS for PPPoE. I want all PPPoE session to terminate on nV edge (PE01,PE03) which will then send the IP traffic to IP Core.

In this design, having  PE1/PE2 being a cluster, to "dual home" the PE3/4 with 2 links into each rack of the cluster so we dont isolate sessions in case one rack of the cluster dies.

Also this provides active/active redundancy of your sessions and loadbalancing.

On the P3/4, you define an L2vpn brdige domain pulling in the vlans from the OLT and or ethernet switch

and on the other uplink hand, you define the bundle ether to the PE1/PE2 l2transport.

The vlans dont ahve to be the same, but it woul dmake it easier for troubleshooting and maintenance.

Other vlans from the OLT/Ether switch can remain in a different BD that can do local switching and or may not have a subscriber facing terminating interface on the PE1/PE2 cluster.

xander

That is a good suggestion.

Our idea is that we also want to the cluster (PE1/PE2) to participat in MPLS domain. So, we can transport l2vpn everywhere. any idea about this ?