Look under Management-->Thresholds and there you can set your parameters as 
well as the email addresses that you want to send emails to.

-H

-----Original Message-----
From: The EDUCAUSE Wireless Issues Constituent Group Listserv 
[mailto:WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU] On Behalf Of Nathan Hay
Sent: Friday, January 27, 2012 8:51 AM
To: WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU
Subject: Re: [WIRELESS-LAN] Very high number of wireless devices returning from 
break

Hector,

How are you doing alerting with Cacti?  I use it, but don't think I've ever 
explored alerting before.

On another note, I think we saw some growth over black friday, but not really 
over Christmas.  We used to average 1650 simultaneous wireless devices during 
peak times, now it's more like 1750.

Thanks,

Nathan

Nathan P. Hay
Network Engineer | Information Technology Cedarville University | 
www.cedarville.edu
937-766-7905
twitter:  @nathanphay


>>> Hector J Rios <hr...@lsu.edu> 1/27/2012 9:41 AM >>>
It is interesting to see all these numbers. I've gone back to previous 
semesters and calculated our growth and we have seen an average of 15% growth 
from semester to semester. This semester we are also having to deal with DHCP 
pools (we use /22s) that are nearly exhausted.  Cacti does a great job for us 
to monitor lease consumption as well as alerting when they reach a critical 
level. Below are our numbers, and some previous numbers for comparison:

Date

802.11a

802.11b/g

n5gz

n2.4ghz

Clients total

Spring 2011

1510

8144

434

373

10000

Summer 2011

522

2733

93

63

4300

Fall 2011

1631

10296

670

796

12400

Spring 2012

2121

11208

1047

1828

15140



Thanks,

Hector Rios
Louisiana State University


From: The EDUCAUSE Wireless Issues Constituent Group Listserv 
[mailto:WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU] On Behalf Of Wright, Don
Sent: Thursday, January 26, 2012 10:10 AM
To: WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU 
Subject: [WIRELESS-LAN] Very high number of wireless devices returning from 
break

All,
     It seems an alarmingly high number of wireless devices have returned to 
our campus this week.  After at least of year of steadily increasing numbers, 
we are now seeing a roughly 40% increase since last December.  At first I 
didn't believe what I was seeing and opened a case with the vendor to confirm 
reporting was accurate.  Tied into this, we upgraded by a major version earlier 
this month and I thought this could be related.  Apparently not the case, 
everything we've looked at tells us that the numbers are accurate.  I'm still 
looking a stats, but haven't been able to come up with anything yet.
    Is anyone else seeing this magnitude of increase in devices over winter 
break ?

Don Wright
Brown University
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