>We've used unrouted L2 VLAN's for iSCSI implementations as well. In this way the servers connect back to the SAN's via the iSCSI vlan on >secondary NIC's. The nice thing about this is that the traffic is isolated and it's a lot cheaper than FiberChannel (good for low end storage >solutions)
+1 I know of someone who makes use of nfs in their vmware environment and claims that they get better performance vs iscsi. I believe they use lacp with the MTU turned all the way up. haven't seen their tests though. max On Thu, Feb 10, 2011 at 5:43 PM, Di Bias, Steve <[email protected]>wrote: > We've used unrouted L2 VLAN's for iSCSI implementations as well. In this > way the servers connect back to the SAN's via the iSCSI vlan on secondary > NIC's. The nice thing about this is that the traffic is isolated and it's a > lot cheaper than FiberChannel (good for low end storage solutions) > > > > -----Original Message----- > From: [email protected] [mailto: > [email protected]] On Behalf Of Matlock, Kenneth L > Sent: Thursday, February 10, 2011 2:48 PM > To: Marko Milivojevic; [email protected] > Cc: . > Subject: Re: [OSL | CCIE_RS] Unrouted VLAN > > If I had to guess, I'd say the context is something like a load balancer or > such (like the older Cisco Local Director), where the L2 packets must flow > 'through' the chassis. > > What I'd do is have the 'real' VLAN with an SVI, and then a 'dummy' > L2-only (no SVI) VLAN behind the Local Director. The servers 'live' on the > dummy VLAN, and the Local Director acts as a bridge between the two. > > > Ken Matlock > Network Analyst > Exempla Healthcare > (303) 467-4671 > [email protected] > > > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Marko > Milivojevic > Sent: Thursday, February 10, 2011 2:40 PM > To: [email protected] > Cc: . > Subject: Re: [OSL | CCIE_RS] Unrouted VLAN > > On Thu, Feb 10, 2011 at 21:04, <[email protected]> wrote: > > > What is a Unrouted VLAN and why would you use? > > > > Could you please give some context for the question? > > -- > Marko Milivojevic - CCIE #18427 > Senior Technical Instructor - IPexpert > > FREE CCIE training: http://bit.ly/vLecture > > Mailto: [email protected] > Telephone: +1.810.326.1444 > Web: http://www.ipexpert.com/ > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > > > UHS Confidentiality Notice: This e-mail message, including any > attachments, is for the sole use of the intended recipient (s) and may > contain confidential and privileged information. Any unauthorized review, > use, disclosure or distribution of this information is prohibited. If this > was sent to you in error, please notify the sender by reply e-mail and > destroy all copies of the original message. > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > _______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com
