[VoiceOps] Predictive dialer traffic and ACME packet SBC

[Ujjval Karihaloo]

Yes thx... I am talking abt Acme 4250s...

This helps...

So the Session agents settings will override the realm settings? I will read on this mire in ACLI guide...I know all devices have a breakdown limit & wanted to make sure Acme will remain standing....

Ujjval Karihaloo


On Jan 29, 2011, at 1:37 PM, "Aled Treharne" <voiceops at treharne.me.uk> wrote:

> On 29 January 2011 16:42, Ujjval Karihaloo <ujjval at simplesignal.com> wrote:
>> Has anyone had customers use predictive dialers that can misfire (user error or whatever the cayse may be)and spew out ~50 calls per sec ...
>> 
>> How does Acmepacket handle such a burst if you have rate limit on the session agent / peer? Anyone with experience this would appreciate if could share.
> 
> I presume you're thinking here of the 3800/4500 series from Acme, not the 2600.
> 
> In which case, on a session agent max-burst-rate and max-sustain-rate
> will both limit the sessions and deny any session over the limits but
> will not demote the host into the untrusted queue. You can also
> configure the wndows using burst-rate-window and sustain-rate-window.
> Note that you have to have constraints enabled on the session-agent
> for these values to take effect. Note that if the traffic triggers the
> realm DoS settings, it will demote the host whereas the SA settings
> won't. If you want to force the demotion, you can use an ACL to do so
> (e.g. maximum-signal-threshold in session-router access-control).
> 
> Was that what you were looking for?
> 
> Thanks,
> Aled.
> 
> -- 
> Aled Treharne
> Head of Solution Engineering, SIPhon Networks
> e: a.treharne at siphonnetworks.com
> w: www.siphonnetworks.com
> t: +44 1633 533103
> m: +44 7826 958394