LSi v2 19/12/08 13:06 Page 46
Security
Assessing The Threats of Growing
Traffic Volumes on the Network
30 billion text messages and 40 billion e-mail messages are currently
transmitted across the global network on a daily basis. As IP traffic
volume hits an all time high, LSI reviews the impact of this on threat
protection and security. By John Bromhead, Tarari Content
Processors Product Marketing, LSI.
More data means more places for delivered from an intelligent core to a
threats such as worms and Trojan host of “dumb devices”, today they
horses to hide. Furthermore, the are largely unrecognisable in their role
advent of high-speed links has meant or architecture. Dial tone is no longer
that worms can now spread globally the preferred service; it’s data, in all its
in less than 30 minutes, a stat that is many forms. Services providers need
sure to scare any CIO or IT manager. to address this and evolve with the
ever-increasing demand for fast data
The problem is not going away, in fact across the network.
it’s getting worse. It’s predicted that
by 2015 IP traffic is set to rise to an In the U.S., AT&T and Verizon are
astonishing zetabyte per month. To tackling this issue head-on by battling
put this into perspective, a zetabyte is to complete the deployment of two
a million, million, billion bytes. And the very different but highly capable
real issue is that the vast majority of optical access infrastructures that will
this traffic is targeted at enterprises provide massive nationwide
and the critical business systems bandwidth. Content, once housed
connected to them. solely in the user device, is inexorably
moving into vast storage arrays in the
Then take into account all of the network core, while call control
music, software downloads, Who and what’s to blame? migrates out to the user’s device as
photographs and movies being moved Essentially we are all to blame. As our an SIP client. Combined with the other
around the network, mixed demand for data and access to changes that are taking place, a
undoubtedly with a proportionally electronic files grows, issues such as tectonic transformation is changing
large number of denial-of-service increased data, security threats and the telecommunications industry and
attacks, spam storms, viruses, Trojan networking problems will obviously the companies it serves.
horses and worms. follow. The problem is, it’s simply
business evolving and organisations Driving this transformation is
All of which, need to be prevented need to evolve with it. demanded services such a BBC
from entering the increasingly iPlayer, which was recently
complex network environment and However, organisations are not helped condemned by ISPs for being too
one has to feel sorry for the by the changing profile of the typical popular, as its users were taking up
organisation or individuals responsible service provider. Once the providers too much bandwidth. When you look
for this. of access and transport services at this and the fact that digital media
46 | DATA CENTRE SOLUTIONS |
www.datacentresols.com Winter 2008
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