[c-nsp] activating MLP on ATM ADSL
Adam Greene
maillist at webjogger.net
Thu Oct 11 10:01:01 EDT 2007
Robert, Stoffi,
Thanks a bunch.
Stoffi, any chance of seeing a copy of your configurations (head end and
cpe)? I'd be grateful ...
Thanks,
Adam
----- Original Message -----
From: "Christoph Loibl" <c at tix.at>
To: "Robert Boyle" <robert at tellurian.com>
Cc: "Adam Greene" <maillist at webjogger.net>; <cisco-nsp at puck.nether.net>
Sent: Thursday, October 11, 2007 5:03 AM
Subject: Re: [c-nsp] activating MLP on ATM ADSL
> Hi!
>
> Robert Boyle schrieb:
>> At 06:08 PM 10/10/2007, Adam Greene wrote:
>>> Hi list,
>>>
>>> Following up here ... do you think it's possible to run multilink ppp
>>> over two lines of a direct PVC from Verizon?
>>>
>>> I wonder if it's worth it to order the lines and test it ...
>>
>> We are testing that now. Cisco TAC claims that is a supported config.
>
> We were brifly testing this on our own copper infrastructure. The only
> problem we came across was the CPU limitation of the device (Cisco 1841)
> we where using when trying to saturate the two ADSL2+ lines.
>
> Stoffi
>
>>
>> -Robert
>>
>>
>>
>>> Thanks,
>>> Adam
>>>
>>>
>>> ----- Original Message ----- From: "Adam Greene"
>>> <maillist at webjogger.net>
>>> To: <cisco-nsp at puck.nether.net>; "Robert Boyle" <robert at tellurian.com>
>>> Sent: Tuesday, October 09, 2007 2:10 PM
>>> Subject: Re: [c-nsp] activating MLP on ATM ADSL
>>>
>>>
>>>> Hi Robert,
>>>>
>>>> Thanks for the questions.
>>>>
>>>> I had hoped that the configurations I posted in the original message
>>>> would
>>>> shed light on how the users are connecting. I am pretty green at DSL
>>>> configurations. My impression is that this is PPPoEoA because I am
>>>> using the
>>>> pppoe protocol on ATM interfaces. That sounds consistent with what you
>>>> are
>>>> saying, as there are also vpdn configurations on the head end router,
>>>> PVCs
>>>> are being utilized, and the clients appear to be dialing in (they have
>>>> Dialers configured).
>>>>
>>>> But I might not have the terminology straight. I'll look into PPPoA and
>>>> see
>>>> whether we can support that over the underlying infastructure (Verizon
>>>> DSL).
>>>>
>>>> Thanks for offering to share the PPPoA config. Looks like that might be
>>>> the
>>>> only alternative, if PPPoEoA is not supported.
>>>>
>>>> Thanks,
>>>> Adam
>>>>
>>>> P.S. At the end of this message I have reposted the head-end / client
>>>> configurations in case that helps at all ....
>>>>
>>>>
>>>> ---- Original Message ----- From: "Robert Boyle" <robert at tellurian.com>
>>>> To: "Adam Greene" <maillist at webjogger.net>; <cisco-nsp at puck.nether.net>
>>>> Sent: Saturday, October 06, 2007 10:40 PM
>>>> Subject: Re: [c-nsp] activating MLP on ATM ADSL
>>>>
>>>>
>>>>> At 05:42 PM 10/5/2007, Adam Greene wrote:
>>>>>> I've been tasked with bonding some ATM ADSL links together into a
>>>>>> multilink
>>>>>> bundle. The objective is to enable customers to double their
>>>>>> throughput by
>>>>>> obtaining (2) DSL lines from us.
>>>>>>
>>>>>> The head end is a 7206 (NPE200) running C7200-IS-M 12.3(15b). The CPE
>>>>>> end
>>>>>> is
>>>>>> a Cisco 1841 running (C1841-IPBASE-M) 12.4(1c).
>>>>> Adam,
>>>>>
>>>>> You don't mention how your DSL users are connecting. Are you using
>>>>> direct
>>>>> PVCs? PPPoE? PPPoA? or PPPoEoA? It is not supported over PPPoEoA which
>>>>> is
>>>>> where a range or single PVC terminates on a vpdn group. You must use
>>>>> PPPoA. I wish PPPoEoA was supported, but it is not. We are working on
>>>>> a
>>>>> good PPPoA config now. Once we have it, we will share it.
>>>>>
>>>>> -Robert
>>>>>
>>>>
>>>> Current configurations:
>>>>
>>>> =============
>>>> 7206 HEAD END
>>>> =============
>>>>
>>>> !
>>>> vpdn enable
>>>> vpdn ip udp ignore checksum
>>>> !
>>>> vpdn-group 1
>>>> accept-dialin
>>>> protocol pppoe
>>>> virtual-template 1
>>>> ip mtu adjust
>>>> !
>>>> interface ATM1/0
>>>> bandwidth 44793
>>>> no ip address
>>>> no ip redirects
>>>> no ip mroute-cache
>>>> logging event subif-link-status
>>>> atm scrambling cell-payload
>>>> no atm ilmi-keepalive
>>>> !
>>>> interface ATM1/0.304 point-to-point
>>>> ip unnumbered Loopback0
>>>> ip access-group VerizonDSLIn in
>>>> ip access-group VerizonDSLOut out
>>>> pvc 1/304
>>>> encapsulation aal5snap
>>>> protocol pppoe
>>>> !
>>>> interface ATM1/0.305 point-to-point
>>>> ip unnumbered Loopback0
>>>> ip access-group VerizonDSLIn in
>>>> ip access-group VerizonDSLOut out
>>>> pvc 1/305
>>>> encapsulation aal5snap
>>>> protocol pppoe
>>>> !
>>>> interface Virtual-Template1
>>>> mtu 1492
>>>> ip unnumbered Loopback0
>>>> ip access-group VerizonDSLIn in
>>>> ip access-group VerizonDSLOut out
>>>> peer default ip address pool pppoe-pool
>>>> ppp authentication pap
>>>> !
>>>>
>>>>
>>>> ========
>>>> 1841 CPE
>>>> ========
>>>>
>>>> !
>>>> interface ATM0/0/0
>>>> no ip address
>>>> no ip mroute-cache
>>>> no atm ilmi-keepalive
>>>> dsl operating-mode auto
>>>> hold-queue 224 in
>>>> pvc 0/35
>>>> encapsulation aal5snap
>>>> pppoe-client dial-pool-number 1
>>>> !
>>>> !
>>>> interface ATM0/1/0
>>>> no ip address
>>>> no ip mroute-cache
>>>> no atm ilmi-keepalive
>>>> dsl operating-mode auto
>>>> hold-queue 224 in
>>>> pvc 0/35
>>>> encapsulation aal5snap
>>>> pppoe-client dial-pool-number 2
>>>> !
>>>> !
>>>> interface Dialer1
>>>> ip address negotiated
>>>> ip mtu 1492
>>>> encapsulation ppp
>>>> no ip mroute-cache
>>>> dialer pool 1
>>>> dialer idle-timeout 0
>>>> dialer-group 1
>>>> ppp authentication pap callin
>>>> ppp pap sent-username ***** password 7 *****
>>>> !
>>>> interface Dialer2
>>>> ip address negotiated
>>>> ip mtu 1492
>>>> encapsulation ppp
>>>> no ip mroute-cache
>>>> dialer pool 2
>>>> dialer-group 2
>>>> ppp authentication pap callin
>>>> ppp pap sent-username ***** password 7 *****
>>>> !
>>>>
>>>>
>>>>
>>>>
>>>>
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>>>>
>>>>
>>>>
>>>>
>>>
>>>
>>>
>>
>> Tellurian Networks - Global Hosting Solutions Since 1995
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>>
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