Have you tried to put a simple queue on your router to limit the bandwidth to 
the subscribed CIR on that circuit ? 

Regards. 

Faisal Imtiaz 
Snappy Internet & Telecom 
7266 SW 48 Street 
Miami, FL 33155 
Tel: 305 663 5518 x 232 

Help-desk: (305)663-5518 Option 2 or Email: [email protected] 

> From: "George Skorup" <[email protected]>
> To: [email protected]
> Sent: Sunday, November 20, 2016 6:40:46 PM
> Subject: Re: [AFMUG] Traffic dropping to zero for a fraction of a second

> ASE = AT&T Switched Ethernet. Comcast and others pretty much all do the same
> shit for MetroE.

> We have three ASE circuits at different locations. All are Ciena 3930s with 1G
> optical hand-off direct to our routers. Each has a different peer at the other
> end of the EVC.

> I would get a complete halt in traffic for 2-3 seconds. It was easy to catch
> while running a fast ping interval (50-100ms). I'd see "no route to host"
> exactly when the traffic would quit. We were getting no ARP replies. Like an
> ARP or broadcast rate limiter or filter was mysteriously turned on. So I made
> the ARP entries for the upstream peer static and didn't have any more 
> problems.

> I've had this problem on all three from time to time, lasting for minutes, 
> hours
> or days and then it just vanishes. Even had two circuits doing this
> simultaneously. So I don't know if it's the 3930s or the ASE core network.
> Although it has been a few months since I've seen it.

> I couldn't say if this is your problem, just wanted to give my experience
> because it sounds so similar.

> On 11/20/2016 4:53 PM, TJ Trout wrote:

>> Att MIS not Ase, involves also another carriers "ase" product (not at&t) but
>> since all traffic through both peers goes to zero I'm assuming it's 
>> elsewhere?

>> On Sun, Nov 20, 2016 at 2:48 PM, George Skorup < [email protected] > wrote:

>>> Stupid question. Does this involve AT&T ASE at all?

>>> On 11/20/2016 12:47 AM, TJ Trout wrote:

>>>> I have 2 peers, one CCR and 2 backhauls connected to a 10G switch that I've
>>>> recently installed, prior to installing the 10G switch everything 
>>>> functioned
>>>> normally (had a CCR1009, now CCR1036), currently during peak periods of 
>>>> traffic
>>>> my traffic will go from 1500mbps to 0mbps for just a instant then back to
>>>> 1500mbps, other times it goes from 1500mbps to 750mbps and back to 1500.
>>>> Sometimes it happens 30 times a minute sometimes 2 times per hour.

>>>> I've swapped the switch, sfp's...

>>>> Anyone with any remotely plausible idea would be greatly appreciated

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