[VoiceOps] VoIP passive monitoring appliances or software - any recommendations?

Lonny Clark lclarkpdx+voiceops at gmail.com
Wed Feb 12 19:24:28 EST 2014

The Acme Packet Palladion is now the Oracle "Session Monitor", or
"Enterprise Operations Monitor", depending on the market. They are the same
product suite, comprising the control plane monitor, fraud monitor, and
operations monitor. Newer versions of the AcmeOS SBCs have the probes

Here is a link to the documentation and new Oracle product names:



On Wed, Feb 12, 2014 at 2:45 PM, Ujjval Karihaloo
<ujjval at simplesignal.com>wrote:

> Look at Palladion by Acmepacket now Oracle
> Ujjval Karihaloo
> On Wed, Feb 12, 2014 at 1:15 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
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