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Another Tale
Ted KrupickaAssociate Director
University Information ServicesPacific University
Forest Grove, Oregonwww.pacificu.edu
Copyright Ted Krupicka, 2001. This work is the intellectual property of the author. Permission is granted for this material to be shared for non-commercial, educational purposes, provided that this copyright statement appears on the reproduced materials and notice is given thatthe copying is by permission of the author. To disseminate otherwise or to republish requires written permission from the author.
Who Is Pacific?
2100 full time undergraduate and graduate level students, 600 faculty and staff
Campus locations in Forest Grove, Portland, and Eugene Oregon
14 IT staff members
Jennifer’s Lexus
Warning Signs
Pacific’s VW
QuickTime™ and aSorenson Video decompressorare needed to see this picture.
Just Give Them Bandwidth
012345
Available Bandwidth
(Mb)
9/1/00 10/1/00 11/1/00
Bandwidth Utilization(A Reinactment)
Finding The Solution
25% to 30% of bandwidth to outside P2P users
Just a few internal P2P users using the rest Critical applications timed out due to the
bursty traffic
Campus Network PacketShaper Firewall Internet
Getting It Under Control
Before
After
Getting It Under Control
With ControlWith Control
Without ControlWithout Control
Packeteer’s 4-Step Process
Layer 7 Classification
Physical
Network
Data Link
Transport
Session
Presentation
Application
Pac
ketS
hap
er
Ro
ute
rsS
wit
ches
Fir
ewal
ls
1
7
6
5
4
3
2
PacketShaper automatically discovers and classifies hundredsof different traffic types
Precise Classification by:• Application• Port• URL• Protocol• IP Address• MAC Address• IP Precedence
Napster, Gnutella, Napster, Gnutella, imesh, Scour, etc.imesh, Scour, etc.
The New Fall Line Napster’s
Replacements
Analysis Made Easy – Top Ten
What’s competing for the bandwidth? Top Talkers & Listeners Traffic Distribution
Control
Set policies to control performance Per-application minimum/maximum bandwidth policies Per-user minimum/maximum bandwidth policies Priority-based policies More
When Bandwidth is Needed Band Together in your Region-
Oregon Independent Colleges Association
Portland Regional Education Network Northwest Access Exchange
Find New Transport- Cable Companies Power Companies Wireless/Optical
P2P Ratios
Plugs to the Pillow 1/1
Pipes to People 1/4
Policy to Pain 1/1
Recommendations Know what is using your bandwidth Identify Mission Critical Applications Start the political processes for applying
policies Implement a bandwidth management
solution like the PacketShaper Add bandwidth only when needed to
support policies
Q&A
For More information Pacific University www.pacificu.edu Packeteer www.packeteer.com Oregon Independent Colleges Assn.
www.oicanet.org Portland Regional Education Network
www.pren.org Northwest Access Exchange
www.nwax.net