Page 3 - Telecom Reseller JanFeb 2015

January/February 2015 Telecom Reseller 3

SDN and NFV Performance in the 100G Era, Part 3

www.telecomreseller.com March/April 2014
SUBSCRIPTIONS & CIRCULATION
The third part of this series looked at the need for network appliances BARRY
SE 28th Street, Vancouver, WA 98683
and acceleration solutions in the new high-speed world. This third and
inal installment explores the beneits of virtualization-aware network Call: 561-732-2335
By Dan Joe Barry, vice president
E-mail: publisher@usernews.com Telecom ResellerTM
of marketing, Napatech
appliances.
ADVERTISING telecomreseller.com
(www.napatech.com)
Call: 360 260-9708 Toll FSruebes:cr8ip0t0ion6s67-8965
Or change address, unsubscribe: 17413 SE 28th Street, Vancouver, WA 98683
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getting the point to pEo-imntail: publisher@usernws.comT
Call 561-732-2335 y
Webwww.telcomreseller.com• E-mail publisher@usernews.com
ed on order for some analog Advertising
o provide real-time insight for their tasks.
world and must be confronted. One way of
management and security, network his means that virtualization of appliances
addressing this issue is to consider the use
Call 360 260-9708 • Toll Free 800 667-8965 • Fax 360 260-9726 NEWS DEPARTMENT
location to carry the new Web www.telecomreseller.com • E-mail publisher@usernews.com Please e-mail articles and press releases as attachments in Microsoft
appliances can be used in SDN and
can only be performed to a certain extent.
of physical appliances to monitor and secure d technology, but so is the News Department
Word format to jeffowen@telecomreseller.com. Suggested length
Please e-mail articles and press releases as attachments in Microsoft Word format to
If the data rate and the amount of data to be processed are low, then a virtual appliance
virtual networks. Virtualization-aware network appliances can be “service- chained” with virtual NFV environments. But a key question remains: can network appliances be fully virtualized and it still works ine. Howeisv2e5r0,-300 woerdditsor.@Autsetrhnewes.ncodmo. Sfutghgesaterdtilcelneg,thpilse2a5s0e-3p0r0owvoidrdes. cAot nthteacentd of the article,
somehow, and the providerplease provide contact information. Do not send graphics. We reserve the right to edit
can be used, even on the same server as the clients as part of the service deinition. It requires provide high performance at speeds of 10, 40 or information. Do not send graphics. We reserve the right to edit for content and length.
bers are pointed to the CO for content and length. For further clariication, please visit www.
m
t was possible.
telecomreselleGur.icdeolimnesa. nOudr Ecdlictokriaol nCaSleundbamr (iaslsoionliGneu) isduesleinfuel fso.rOapupropEridaitteosurbiajelct matter.
clients being monitored. However, once the
that the appliance can identify virtual networks, even 100 Gbps?
For further clariication, please visit www.telecomreseller.com and click on Submission
a
Calendar (also online) is useful for appropriate subject matter.
data rate and volume of data increase, the CPU typically done using VLAN encapsulation today, here are several ways in which network e right, it’s not pos- Publisher and Director of Advertising
processing requirements for the virtual appliance which is already broadly supported by high- appliances lend themselves well to virtualization. alog DID trunk, therePublisher and
nt between the central Douglas Green, publisher@usernews.com
Accounting
Deputy Publisher
n e
increases. At irst, this will mean that the virtual performance appliances and analysis acceleration hey are already based on standard server Director of to initiate the call, and Advertising
Carole SangTiorgaiocy Titus
Executive Editor
appliance will need exclusive access to all the hardware. his enables the appliance to provide hardware with applications that are designed to ill send DTMF digitsDouglas Green, Jef Owen
Copy Editor
Michelle Moody
w
CPU resources available. But even then, it will its analysis functionality in relation to the speciic run on standard x86 CPU architectures. he issue BX will then route the publisher@ Accounting
Tracy Titus
Technology Editor
run into some of the same performance issues
VLAN and virtual network.
is performance. Virtual appliances are suicient digits received. Youusernews.com
the provider send theMichelle Moody
Copy Editor
Ray Horak
e
as physical network appliances using standard In the process of SDN and NFV migration, for low speed rates and small data volumes, but Deputy Publisher t match your extensionTechnology Editor
rayhorak@
NIC interfaces with regard to packet loss,
this can be a very useful solution. It is broadly not for high speeds and large data volumes.
Carole Sangiorgio
hopefully, you have Graphic Design and Production Ray Horak, rayhorak@usernews.com
usernews.com
d
precise time-stamping capabilities and eicient accepted that there are certain high-performance Most high-performance appliances use analysis Executive Editor Spritzer TGyperaandpDhesigcn Design
bers match the DID Jeff Owen m
load balancing across the multiple CPU cores functions in the network that will be diicult
acceleration hardware because performance at Raspberry Jam Creative
. So for example, your The publishers of this newspaper assume no responsibility for statements made by adver-
available.
to virtualize at this time without resulting
high speed is an issue even for physical network tisers in their advertisements, nor do they assume responsibility for statements or opinions
ouldbe1234andyToheuprublisheresxporfestshedisorniemwplisepdainptehrecaoslusmumnseofnthoisrnewspspoanpesri.bilityfor statements made by advertisers. in their advertisements, nor do they
be 555-1234. You
d
Network appliances in the physical world in performance degradation. A pragmatic appliances. While analysis acceleration hardware assume responsibility foNrewsstpaatpemr delnivtesryotro copnfienrieonncesperxfoprrmesdsbeydCToSrAimr Seprlviieced er to send the last four
d
face constraints, and virtualization of appliances solution is an SDN and NFV management and
does free up CPU cycles for more analysis r so the call would just in the columns of this newspaper.
e
cannot escape them either. hese same processing, most network appliances still use all r phone. On a ground
Newspaper delivery to conference
u
constraints will be an issue in the virtualized
the CPU processing power available to perform
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