Bruce, sounds like your've oversuscribed your CAS's....

40x48=1920 plus your wireless users (say it's another 200)


Your right, Out of band should resolve this issue.

I might have missed it, but what release is your IOS on the 3750's?

Mike
 

> -----Original Message-----
> From: Cisco Clean Access Users and Administrators 
> [mailto:[log in to unmask]] On Behalf Of 
> Osborne, Bruce W. (NS)
> Sent: Monday, February 05, 2007 12:13 PM
> To: [log in to unmask]
> Subject: Re: Cisco 3750 switch stacks, and CCA out-of-band
> 
> David,
> 
> In one dormitory area, I have 40 48-port switches going 
> through one In-Band CAS, along with our wireless users in 
> that area.  These switches have Gigabit access ports. All 
> that traffic goes through the Gigabit trusted interface of 
> the CAS.  Needless to say, our users are not impressed.  We 
> planned on these switches running through our Out-of Band CAS.
> 
> If the 3750 switch stack issues are resolved, we can place 
> these witches on out OOB CAS, removing the bottleneck.
> 
> I hope this is clear.
> 
> Thanks,
> 
> Bruce Osborne
> 
> -----Original Message-----
> From: Cisco Clean Access Users and Administrators 
> [mailto:[log in to unmask]] On Behalf Of David 
> Wang @ UoG CCS
> Sent: Monday, February 05, 2007 11:55 AM
> To: [log in to unmask]
> Subject: Re: [CLEANACCESS] Cisco 3750 switch stacks, and CCA 
> out-of-band
> 
> Hi Bruce, do you want to explain the detail of "wired 
> residence users In-Band, causing serious bandwidth issues"? 
> We are planning to move our resnet onto CCA IB, because we 
> like the per-user bandwidth control function. thanks. 
> 
> David Wang, Networking Services,CCS
> www.uoguelph.ca 519-824-4120 x52046
> 
> 
> 
> Bruce Osborne wrote:
> > We have now upgraded to 4.0.4.  There is definitely still problems
> with 
> > 3750 switches and CCA Out-of-Band Virtual Gateway mode.  
> >
> > I have an open TAC case.  Thete still appear to be SNMP issues with
> the 
> > 3750 switches.  It appears they are working on at least two 
> different
> bugs.
> >
> > This is a big issue for us.  We are running most of our wired
> residence 
> > users In-Band, causing serious bandwidth issues.
> >
> > I'll try to keep the list informed of any progress.
> >
> > Bruce Osborne
> > Liberty University
> >
> >
> >   
>