[VoiceOps] VoIP passive monitoring appliances or software - any recommendations?
mclark at phyber.com
Wed Feb 12 16:29:46 EST 2014
That's pretty cool. Have a feeling that given the logo not cheap though.
Managing Director | Phyber Communications
+1 (213) 929 1700 | mclark at phyber.com
Visit us at www.phyber.com
Hosting | Network | Voice
On Wed, Feb 12, 2014 at 1:10 PM, Matthew Crocker
<matthew at corp.crocker.com>wrote:
> Broadsoft PacketSmart
> Matthew S. Crocker
> Crocker Communications, Inc.
> PO BOX 710
> Greenfield, MA 01302-0710
> E: matthew at crocker.com
> P: (413) 746-2760
> F: (413) 746-3704
> W: http://www.crocker.com
> On Feb 12, 2014, at 4:03 PM, Max Clark <mclark at phyber.com> wrote:
> Along this thought we've been looking for an appliance/probe that can be
> easily installed behind the firewall at a customer location. Simply put
> something simpler/cheaper than an Edgewater EdgeMarc.
> *Max Clark*
> Managing Director | Phyber Communications
> +1 (213) 929 1700 | mclark at phyber.com
> Visit us at www.phyber.com
> Hosting | Network | Voice
> On Wed, Feb 12, 2014 at 12:15 PM, Brian Knight <ml at knight-networks.com>wrote:
>> $DAY_JOB is at a national ISP/NSP where we resell VoIP services. We do
>> peering with the VoIP carrier at one of our remote POP's. We are looking
>> for a better way to be able to monitor the handoff of those calls to our
>> carrier over that peering link.
>> We have quite a bit of instrumentation within our walled garden to tell
>> us about call quality. We can monitor our QOS policies to ensure packets
>> aren't being dropped by intermediate routers. If the customer uses our
>> routers to terminate their SIP session, we can pull call quality stats from
>> those routers as well. We can also use our own office telephones to make
>> and receive test telephone calls, and we can of course run Wireshark
>> captures from the switches to which those phones are connected.
>> However, we can't say for certain that the customer's RTP traffic
>> actually made it on the wire connecting us to the VoIP provider, nor can we
>> say that the traffic is being transmitted and received properly. The
>> peering link is connected to a Cisco 12k router on our side, so there is no
>> way (afaik) to mirror the port, as on a switch.
>> For the moment, I am envisioning that we'll need to deploy a server
>> running Wireshark to the remote POP. It will need two network interfaces;
>> one connected to a management network, the other a capture interface. The
>> capture interface will connect to a network tap, and the network tap
>> connected in-line between our router and the patch panel.
>> Wireshark is probably adequate for what we need. But I'm wondering if
>> there is any software or an appliance that would do the job better. Given
>> the usual details - calling number, called number, date and time - we want
>> to be able to quickly inspect traffic and dig into the details of the
>> stream. Do we see any missing packets from the media stream? What is the
>> MOS score of a particular call? Do we see any missing packets coming from
>> us? Any missing packets from the provider?
>> Alerting on bad call quality would be a nice-to-have addition.
>> Any recommendation would be appreciated. Thanks in advance.
>> -Brian Knight
>> VoiceOps mailing list
>> VoiceOps at voiceops.org
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