So technically, once SSL is requested, it hits your Kemp boxes and it passes it along to each CAS box for processing?
On Wed, Nov 16, 2011 at 9:01 PM, <pramatow...@mediageneral.com> wrote: > We're not using them for SSL- we tried for a bit, unfortunately the > reason for not doing so escapes me right now, It wasn't a performance hit > They're great little units, pretty much set and forget. > I'll post back why we're not doing it as soon as I remember... > > Blackberry > > *From*: Walker, Michael [mailto:mwal...@mail.cvhp.org] > *Sent*: Wednesday, November 16, 2011 08:05 PM > *To*: MS-Exchange Admin Issues <exchangelist@lyris.sunbelt-software.com> > *Cc*: Ramatowski, Paul M. > *Subject*: RE: Load Balancers? > > > Are you using your LM2200s for SSL? If so, have you had any performance > issues?**** > > ** ** > > Thank you! **** > > ** ** > > *Michael Walker***** > > *Senior Network Engineer***** > > Citrus Valley Health Partners**** > > 140 W. College Street, Covina, CA 91723**** > > *Phone/Fax/Pager: (888) 299-6882***** > > *mwal...@mail.cvhp.org* <mwal...@mail.cvhp.org>**** > > *From:* pramatow...@mediageneral.com [mailto:pramatow...@mediageneral.com] > > *Sent:* Monday, October 03, 2011 8:17 AM > *To:* MS-Exchange Admin Issues > *Subject:* RE: Load Balancers?**** > > ** ** > > We did windows nlb for a while but moved to Kemp in June.**** > > 2 sites, each has:**** > > 3 virtual CAS**** > > 2hub/MBX servers **** > > 3 copy dag, each DB has 2 copies in site, one across site.**** > > ~7K mailboxes, 1400 Blackberries, a few hundred EAS devices.**** > > ** ** > > From my post on this back in June **** > > *WNLB at first-* > > We went WNLB for a couple of reasons- $ and it was supported "happily" > for our size/needs. Pretty sure it still is but MS doesn't seem to like > it nearly as much as they used to-I'd guess based on real world > experience? Today, those size/needs would steer towards HLB.**** > > **** > > IIRC it was a pain for us to set up and get going properly- whether that > was WNLB, me, or just all the #$^! that was going on at the time, I dunno. > Once it was going I guess it LB's well enough *as long as all the boxes > were up*. not that it was a regular occurrence by any means but if we > lost/had to reboot a box it did screw with all the connections on that box. > Had to fiddle with patching too (drainstopping etc) but so it goes.**** > > Also unless we missed something obvious, the only health checking you have > is basically a ping test, HLB goes past that. **** > > **** > > *Kemp, once we got some extra $* > > Have two 2200 Loadmasters in each site.**** > > ** ** > > Stuff I've done resulting in 0 client complaints-**** > > Pulled power on the active Kemp**** > > Rebooted a CAS**** > > Powered down CAS**** > > **** > > *new stuff to report since June- * > > ** ** > > Patching, rebooting, doing anything to a CAS is pretty much a non-event as > far as users go. **** > > [1] Disable a CAS on the Kemp, all connections automatically go to the > “up” servers. **** > > [2] Do what you need to do, enable on the Kemp. **** > > [3] Watch that it behaves, lather rinse repeat..**** > > The few times we had to talk to Kemp while configuring and setting up the > devices they were very quick to respond and follow up. Since then the > boxes have been 100%. Nothing but nice things to say about them…**** > > ** ** > > ** ** > > ** ** > > *From:* Maglinger, Paul [mailto:pmaglin...@scvl.com <pmaglin...@scvl.com>] > > *Sent:* Monday, October 03, 2011 9:28 AM > *To:* MS-Exchange Admin Issues > *Subject:* RE: Load Balancers?**** > > ** ** > > We are, but we are just at the beginning of our pilot program and haven’t > done load testing. Failover works just fine though.**** > > ** ** > > *From:* Brian McGloin [mailto:sms...@gmail.com <sms...@gmail.com>] > *Sent:* Monday, October 03, 2011 8:11 AM > *To:* MS-Exchange Admin Issues > *Subject:* Re: Load Balancers?**** > > ** ** > > Is anyone using the Windows 2008 Server NLB? > Experiences? > > Thx in advance**** > > On Mon, Oct 3, 2011 at 8:51 AM, Michael B. Smith <mich...@smithcons.com> > wrote:**** > > Kemp is a good choice, as is Coyote Point.**** > > **** > > If you have lots of money, you can also consider Citrix, Cisco, and F5.*** > * > > **** > > Regards,**** > > **** > > Michael B. Smith**** > > Consultant and Exchange MVP**** > > http://TheEssentialExchange.com**** > > **** > > *From:* Paul Hutchings [mailto:paul.hutchi...@mira.co.uk] > *Sent:* Monday, October 03, 2011 8:48 AM > *To:* MS-Exchange Admin Issues > *Subject:* Load Balancers?**** > > **** > > I’m starting to think and plan for adding a second Exchange 2010 server > and setting up a DAG and CAS array.**** > > **** > > I know of Kemp, but I’m not familiar with any other vendor when it comes > to load balancers. Obviously I can whack it into Google (and have) but on > the face of it they all do what I currently want.**** > > **** > > Any personal recommendations (or nightmares) would be great.**** > > **** > > A virtual load balancer also sounds like an option as we have a vSphere > cluster that should be able to run a pair of appliances in HA.**** > > **** > > Thanks,**** > > Paul**** > ------------------------------ > > *MIRA Ltd***** > > **** > > Watling Street, Nuneaton, Warwickshire, CV10 0TU, England**** > > Registered in England and Wales No. 402570**** > > VAT Registration GB 100 1464 84**** > > **** > > The contents of this e-mail are confidential and are solely for the use of > the intended recipient. If you receive this e-mail in error, please delete > it and notify us either by e-mail, telephone or fax. You should not copy, > forward or otherwise disclose the content of the e-mail as this is > prohibited.**** > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe exchangelist**** > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe exchangelist**** > > > > > -- > smsadm**** > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe exchangelist**** > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe exchangelist**** > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe exchangelist**** > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe exchangelist > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe exchangelist > --- To manage subscriptions click here: http://lyris.sunbelt-software.com/read/my_forums/ or send an email to listmana...@lyris.sunbeltsoftware.com with the body: unsubscribe exchangelist
