[cisco-bba] Re: [cisco-nas] L2TP - va bandwidth

[Anastassios Chatzithomaoglou]

Dennis Peng wrote:

> I think it's time we started a mailing list for discussion of
> BroadBand Aggregation (BBA) questions and issues. I'll contact the
> host of cisco-nas to see if they could host this.
> 

:-))))

> Anastassios Chatzithomaoglou [achatz at forthnet.gr] wrote:
> 
>>In a L2TP scenario where does the va interface get the bandwidth 
>>description from?
> 
> 
> The bandwidth is set by the value of the Tx and Rx Connect Speed AVP
> in the ICCN that is sent by the LAC. If you do "debug vpdn
> l2x-packet", you should see the decodes of the AVP that the LAC sends.
> 
> 

Do Cisco routers (when used as LACs) provide it automatically?

Our Telco uses a Unisphere ERX-1400 (with IOS-like CLI ;-) as a LAC, but they don't know 
how to enable this functionality ;-(

>>This is a PPPoA/L2TP customer (1024/256)
>>
>>router#sh int vi707
>>Virtual-Access707 is up, line protocol is up
>>  Hardware is Virtual Access interface
>>  Description: ** FORTHNET **
>>  Interface is unnumbered. Using address of Loopback0 (x.x.x.x)
>>  MTU 1500 bytes, BW 622080 Kbit, DLY 100000 usec,
>>     reliability 255/255, txload 1/255, rxload 1/255
>>
>>BW = 622080 Kbit
>>
>>
>>
>>This is a template used for our L2TP customers
>>
>>router#sh int virtual-template 3
>>Virtual-Template3 is down, line protocol is down
>>  Hardware is Virtual Template interface
>>  Description: ** FORTHNET **
>>  Interface is unnumbered. Using address of Loopback0 (x.x.x.x)
>>  MTU 1500 bytes, BW 100000 Kbit, DLY 100000 usec,
>>     reliability 255/255, txload 1/255, rxload 1/255
>>
>>BW = 100000 Kbit
>>
>>
>>Is there a way i can have each va interface show each customer's dsl speed?
> 
> 
> If the LAC sends the correct speed information to us, then the
> interface will reflect that information.
> 
> Dennis
> 
> 
>>-- 
>>***********************************
>>   Chatzithomaoglou Anastasios
>>Network Design & Operations Center
>>          FORTHnet S.A.
>>      <achatz at forthnet.gr>
>>***********************************
>>
>>
>>_______________________________________________
>>cisco-nas mailing list
>>cisco-nas at puck.nether.net
>>http://puck.nether.net/mailman/listinfo/cisco-nas
> 
> 

-- 
***********************************
    Chatzithomaoglou Anastasios
Network Design & Operations Center
           FORTHnet S.A.
       <achatz at forthnet.gr>
***********************************