with the wireline E911 Network,
indirectly through a third party
such as a competitive local exchange
carrier (CLEC), or by any other
technical means, although some
VoIP providers remain significantly
out of compliance with the order.
Sarbanes-Oxley Act was established
in 2002, requiring that all operators’ internal
systems and operational controls,
pertaining to business activities
and financial reporting, produce
audit evidence that can be tracked,
monitored, and ensured by the
management team of the companies.
In short, above
and beyond the operators’ own
requirements to collect, mediate,
store, and distribute call records
for service usage, there is increasing
pressure to handle processing
of this service usage for other
reasons, often in real-time,
and sometimes involving very
and business rules.
is all of this done?
The lawful interception
standards proposed by ETSI have
provided the dominant reference
model that is currently applied
in Western countries worldwide.
Although there are slight variations
in terminology according to region
and to address specific verticals
(e.g., Cable/MSO), the ETSI model
is essentially the same as the
predominant architecture deployed
throughout the U.S. to achieve
1 – Lawful Intercept
Reference Model representing
a composite view based on ETSI
and TIA standards and terminology.