10GBASE-T Switches

2011-02-10 Thread Roberts, Brent
Looking for feedback/recommendations on higher density Switch’s in the 10GBASE-T arena. Preferably TOR switches if possible. Minimum 16 ports usable for Rack Server connectivity + Uplinks to Collapsed Twin Distro/Core setup. Found the Arista 7X00 family to have the density I am looking for but

Re: 10GBASE-T Switches

2011-02-10 Thread Tom Hill
On Thu, 2011-02-10 at 09:33 +, Roberts, Brent wrote: Looking for feedback/recommendations on higher density Switch’s in the 10GBASE-T arena. Preferably TOR switches if possible. Minimum 16 ports usable for Rack Server connectivity + Uplinks to Collapsed Twin Distro/Core setup. Found the

Re: 10GBASE-T Switches

2011-02-10 Thread Chuck Anderson
On Thu, Feb 10, 2011 at 09:33:50AM +, Roberts, Brent wrote: Looking for feedback/recommendations on higher density Switch’s in the 10GBASE-T arena. Preferably TOR switches if possible. Minimum 16 ports usable for Rack Server connectivity + Uplinks to Collapsed Twin Distro/Core setup.

Re: 10GBASE-T Switches

2011-02-10 Thread Bill Blackford
Juniper EX4500 has 40 fixed SFP/SFP+ ports plus 2 uplink modules that can contain 4 SFP/SFP+ ports each for a total of 48 10GBASE-X ports. Need to buy SFP+ modules or use direct-attach SFP+ cables though. And is now shipping with a model that can stack and/or join a EX4200 VC stack. It's

Re: 10GBASE-T Switches

2011-02-10 Thread Daniel Roesen
On Thu, Feb 10, 2011 at 10:05:54AM -0500, Chuck Anderson wrote: Juniper EX4500 has 40 fixed SFP/SFP+ ports plus 2 uplink modules that can contain 4 SFP/SFP+ ports each for a total of 48 10GBASE-X ports. Be aware, that IGMP snooping breaks some(!) IPv6 multicast (e.g. DHCPv6). Affects whole

Re: 10GBASE-T Switches

2011-02-10 Thread Daniel Roesen
On Thu, Feb 10, 2011 at 08:33:43PM +0100, Daniel Roesen wrote: On Thu, Feb 10, 2011 at 10:05:54AM -0500, Chuck Anderson wrote: Juniper EX4500 has 40 fixed SFP/SFP+ ports plus 2 uplink modules that can contain 4 SFP/SFP+ ports each for a total of 48 10GBASE-X ports. Be aware, that IGMP

Re: 10GBASE-T Switches

2011-02-10 Thread Karl Auer
On Thu, 2011-02-10 at 20:33 +0100, Daniel Roesen wrote: Be aware, that IGMP snooping breaks some(!) IPv6 multicast (e.g. DHCPv6). Affects whole EX-series and current plan is to fix it sometime end of year (Q4 release). If you use IPv4 multicast and need IGMP snooping to prevent flooding and

Re: 10GBASE-T Switches

2011-02-10 Thread Daniel Roesen
Hi, On Fri, Feb 11, 2011 at 06:52:07AM +1100, Karl Auer wrote: Not disagreeing, I've never met this device, just curious about the problem and wondering if it is a generic class of problem. Is this device supposed to be IPv6-capable? We're using EX switches currently only in L2-only roles,