[alcatel-nsp] Strange throughput decrease after implemented LAG

Dejan Tepic dejantep at gmail.com
Sun Apr 19 13:59:45 EDT 2020


Thanks for the pointer. i'll read up on it. First of all i provided wrong
info in my post. My LAG is hybrid mode and not network.
Do you know if change of this setting will cause any disruption?

Den sön 19 apr. 2020 kl 19:26 skrev Craig Publow <cpublow at gmail.com>:

> Hi Dejan
>
> Have a look at adapt-qos in the interface guide.  I believe you’ll want
> adapt-qos link rather the default of distributed.
>
> Cheers
> Craig
>
> On Sun, Apr 19, 2020 at 12:09 PM Dejan Tepic <dejantep at gmail.com> wrote:
>
>> We are running MPLS ring with 2 7750 as BNG and number of 7210 Sx. To
>> meet growing capacity we have activated LAG om links closest to both BNG,
>> 2x10G.
>> In VPRN service we have subscriber interface with group if and
>> static-host and msap for DHCP
>> but also number of regular interfaces for some customers with subnets and
>> stati saps
>>
>> In both scenario we are using same ingress/egress qos but hte issue we
>> have is that customers with normal vprn interfaces are getting only 50% of
>> their service capacity. 30mbit gives 15, 100mbit gives 50 etc.
>> Everything worked as expected prior to 2x10G LAG. LAG is over network
>> ports and has dynamic cost enabled.
>>
>> Also we have noticed that managed subscribers are receiving double the
>> capacity on upstream. This is not 100% confirmed.
>>
>> It feels as some setting has to be adjusted but what?
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>
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