Re: [CentOS] [OT] Network switches

2009-03-26 Thread J Potter
look at HP Procurves. That is what I use. You can get 2524's quite cheap on ebay. We used these for years, and they were great, and super cheap on EBay. HP support was fantastic as well. The 26xx series allows for light layer 3 routing; you may want to snag the 2626 or 2650 instead of the

Re: [CentOS] [OT] Network switches

2009-03-26 Thread D Tucny
2009/3/26 nate cen...@linuxpowered.net Luke S Crawford wrote: Les Mikesell lesmikes...@gmail.com writes: If you get a service contract on any piece of Cisco equipment, you typically get download access to all of the firmware updates. Yeah, but the problem for me is that for my frontend

Re: [CentOS] [OT] Network switches

2009-03-26 Thread Scott McClanahan
A 3548 is only layer 2 anyway, i.e. ethernet switching, i.e. below IP... A model sometimes confused with the 3548 is the 3550-48, the 48x100M member of the 3550 series that replaced the 3500 series and as such the 3548, which does have layer 3 functionality in the EMI releases,

Re: [CentOS] [OT] Network switches

2009-03-26 Thread nate
Scott McClanahan wrote: I'll probably rule out anything that doesn't offer at least 48 ports of 10/100/1000, ssh, port mirroring or spanning sessions, snmp, unique spanning trees per vlan, and something like vrrp. It would be nice to have 802.3ad (I think that's the right one) capability to

Re: [CentOS] [OT] Network switches

2009-03-25 Thread Luke S Crawford
Les Mikesell lesmikes...@gmail.com writes: If you get a service contract on any piece of Cisco equipment, you typically get download access to all of the firmware updates. Yeah, but the problem for me is that for my frontend network, 100M is just fine. A used cisco 3548 is going to set me

Re: [CentOS] [OT] Network switches

2009-03-25 Thread nate
Luke S Crawford wrote: Les Mikesell lesmikes...@gmail.com writes: If you get a service contract on any piece of Cisco equipment, you typically get download access to all of the firmware updates. Yeah, but the problem for me is that for my frontend network, 100M is just fine. A used cisco

Re: [CentOS] [OT] Network switches

2009-03-25 Thread Les Mikesell
Luke S Crawford wrote: in a lot of scenarios there are several choices, each with a different set of bugs that you won't know about unless you open a TAC case and tell an engineer exactly what features have to work for you. Yeah, but at the used prices for 100M kit, I can buy two or

Re: [CentOS] [OT] Network switches

2009-03-24 Thread Rob Townley
On Mon, Mar 23, 2009 at 9:05 PM, Christopher Chan christopher.c...@bradbury.edu.hk wrote: * vlans * mstp or some well established form of per vlan spanning tree * acl's * port mirroring or what cisco calls span sessions * snmp * ssh enabled remote management * support w/ updates and

Re: [CentOS] [OT] Network switches

2009-03-24 Thread Rainer Duffner
Rob Townley schrieb: Every time i read these posts they are filled with contradictions in that one person loves HP and hates CiscoLinksys while another hates HP. Let's get a more scientific approach. Switch performance still depends on the NICS in the client machines. Uhm. No. Not any

Re: [CentOS] [OT] Network switches

2009-03-24 Thread Ross Walker
On Mar 24, 2009, at 10:36 AM, Rob Townley rob.town...@gmail.com wrote: On Mon, Mar 23, 2009 at 9:05 PM, Christopher Chan christopher.c...@bradbury.edu.hk wrote: * vlans * mstp or some well established form of per vlan spanning tree * acl's * port mirroring or what cisco calls span sessions

Re: [CentOS] [OT] Network switches

2009-03-24 Thread Chan Chung Hang Christopher
Tier 2 might have Dell Powerconnects and HP Procurves and Cisco 2000 series products. These are good stable well performing products and are gobbled up in heaps by small and medium businesses. These are the usual choice for small enterprises and come in managed and unmanaged, layer 2

Re: [CentOS] [OT] Network switches

2009-03-24 Thread nate
Rainer Duffner wrote: Switch performance is extremely difficult to measure IMO. You need enough clients to make sure you're not accidentally measuring client-performance. There's also a lot more to switches than pure performance, line rate switches have been around for at least a

Re: [CentOS] [OT] Network switches

2009-03-24 Thread Rob Townley
On Tue, Mar 24, 2009 at 10:24 AM, Rainer Duffner rai...@ultra-secure.de wrote: Rob Townley schrieb: Every time i read these posts they are filled with contradictions in that one person loves HP and hates CiscoLinksys while another hates HP.  Let's get a more scientific approach.  Switch

Re: [CentOS] [OT] Network switches

2009-03-24 Thread Rainer Duffner
Rob Townley schrieb: On Tue, Mar 24, 2009 at 10:24 AM, Rainer Duffner rai...@ultra-secure.de wrote: Rob Townley schrieb: Every time i read these posts they are filled with contradictions in that one person loves HP and hates CiscoLinksys while another hates HP. Let's get a more

Re: [CentOS] [OT] Network switches

2009-03-24 Thread Rob Townley
On Tue, Mar 24, 2009 at 11:16 AM, Rainer Duffner rai...@ultra-secure.de wrote: Rob Townley schrieb: On Tue, Mar 24, 2009 at 10:24 AM, Rainer Duffner rai...@ultra-secure.de wrote: Rob Townley schrieb: Every time i read these posts they are filled with contradictions in that one person

Re: [CentOS] [OT] Network switches

2009-03-24 Thread dnk
Look there really are 3 tiers for network equipment. The first two tiers all give wire speed performance and have managed layer 2 and 3 options. The last tier is for consumer home use. Tier 1 might have high-end Cisco, Juniper or Nortel (and others) that have modular enclosures redundant power

Re: [CentOS] [OT] Network switches

2009-03-24 Thread nate
dnk wrote: I had a reseller in here yesterday, and apparently the linksys (higher end) lines are being merged into the cisco lines. So the linksys gear will just be branded Cisco. I am not sure if this is all linksys gear, or just what they cal the higher end stuff. But I am trying to confirm

Re: [CentOS] [OT] Network switches

2009-03-24 Thread John Doe
One thing to remember is that you usualy get what you paid for... I found out the hard way when my boss pushed me to buy brand XYZ PowerC... switches because they were a half the price of other brands/models. It said web-managed... and it really meant web (only) managed (not even SSL

Re: [CentOS] [OT] Network switches

2009-03-24 Thread John R Pierce
Ross Walker wrote: Look there really are 3 tiers for network equipment. The first two tiers all give wire speed performance and have managed layer 2 and 3 options. The last tier is for consumer home use. Tier 1 might have high-end Cisco, Juniper or Nortel (and others) that have modular

Re: [CentOS] [OT] Network switches

2009-03-24 Thread Les Mikesell
Rainer Duffner wrote: i am often not very impressed by network performance and need standardized benchmarks to figure out if there may be an issue at the NIC driver, switch or on up to a virus shield. It was either a ~2004 Dell Power magazine or ~2004 Network World article that mentioned

Re: [CentOS] [OT] Network switches

2009-03-24 Thread Luke S Crawford
Rob Townley rob.town...@gmail.com writes: i would like to see real performance data via something like netperf with client machines booted from a standardized LiveCD, then peformance under their Linux Distribution and performance under Windows. Performance data is not the most important

Re: [CentOS] [OT] Network switches

2009-03-24 Thread Les Mikesell
Luke S Crawford wrote: i would like to see real performance data via something like netperf with client machines booted from a standardized LiveCD, then peformance under their Linux Distribution and performance under Windows. Performance data is not the most important metric, at least

Re: [CentOS] [OT] Network switches

2009-03-24 Thread Ross Walker
On Mar 24, 2009, at 7:12 PM, Les Mikesell lesmikes...@gmail.com wrote: Luke S Crawford wrote: i would like to see real performance data via something like netperf with client machines booted from a standardized LiveCD, then peformance under their Linux Distribution and performance under

[CentOS] [OT] Network switches

2009-03-23 Thread Scott McClanahan
I'm looking to acquire a few new core switches for our network which would be a major upgrade from the cheap unmanaged things we currently have. Basically, just users, servers, and other simple network devices will be plugged into them but I'd like to start doing some testing with iSCSI for

Re: [CentOS] [OT] Network switches

2009-03-23 Thread Rainer Duffner
Scott McClanahan schrieb: I'm looking to acquire a few new core switches for our network which HP procurve? Or refurbished Cisco. The HP procurve switches have a good reputation, though. I'm not sure if they do everything on your list, though. Rainer

Re: [CentOS] [OT] Network switches

2009-03-23 Thread Per Qvindesland
Hi I use a lot Nortel switches, 4548gt is working like a bomb a bit on the expensive side but still really good. Per On 3/23/09 2:25 PM, Scott McClanahan smcclana...@forterrainc.com wrote: I'm looking to acquire a few new core switches for our network which would be a major upgrade from the

Re: [CentOS] [OT] Network switches

2009-03-23 Thread Les Mikesell
Scott McClanahan wrote: I'm looking to acquire a few new core switches for our network which would be a major upgrade from the cheap unmanaged things we currently have. Basically, just users, servers, and other simple network devices will be plugged into them but I'd like to start doing some

Re: [CentOS] [OT] Network switches

2009-03-23 Thread Marko Mernik
We use Extrem Networks x450 switches, see http://www.extremenetworks.com/products/summit-x450a.aspx Scott McClanahan pravi: I'm looking to acquire a few new core switches for our network which would be a major upgrade from the cheap unmanaged things we currently have. Basically, just users,

Re: [CentOS] [OT] Network switches

2009-03-23 Thread nate
Marko Mernik wrote: We use Extrem Networks x450 switches, see http://www.extremenetworks.com/products/summit-x450a.aspx X450A is my favorite gigE switch as well, with ESRP you can get layer 3 redundancy with layer 2 loop prevention in a single protocol and don't need to have other switches in

Re: [CentOS] [OT] Network switches

2009-03-23 Thread Christopher Chan
* vlans * mstp or some well established form of per vlan spanning tree * acl's * port mirroring or what cisco calls span sessions * snmp * ssh enabled remote management * support w/ updates and bugfixes I need at least 48 ports per device and obviously would like them to be fast. Most