<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;">Extreme make a good 10Gb Switch.<div><br></div><div>X670 (48 ports)</div><div>or X670V (48 ports + 4 x 40Gb Module on the back).</div><div><br></div><div>Cheers</div><div>Joe</div><div><br></div><div><div><div>On 3 Jun 2014, at 1:40 pm, Tony Wicks <<a href="mailto:tony@wicks.co.nz">tony@wicks.co.nz</a>> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div lang="EN-NZ" link="blue" vlink="purple" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><div class="WordSection1" style="page: WordSection1;"><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;"><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);">I highly recommend the EX4550.<o:p></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;"><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);"> </span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;"><b><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;">From:</span></b><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;"><span class="Apple-converted-space"> </span>AusNOG [<a href="mailto:ausnog-bounces@lists.ausnog.net" style="color: purple; text-decoration: underline;">mailto:ausnog-bounces@lists.ausnog.net</a>]<span class="Apple-converted-space"> </span><b>On Behalf Of<span class="Apple-converted-space"> </span></b>Skeeve Stevens<br><b>Sent:</b><span class="Apple-converted-space"> </span>Tuesday, 3 June 2014 5:33 p.m.<br><b>To:</b><span class="Apple-converted-space"> </span><a href="mailto:ausnog@ausnog.net" style="color: purple; text-decoration: underline;">ausnog@ausnog.net</a><br><b>Subject:</b><span class="Apple-converted-space"> </span>[AusNOG] 10Gb Switching and HP COMOS5 vs 7<o:p></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;"><o:p> </o:p></div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;">Hey all,<o:p></o:p></div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;"><o:p> </o:p></div></div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;">Just looking at upgrading some A5820's with A5900's...<o:p></o:p></div></div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;"><o:p> </o:p></div></div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;">Anyone done this and know the differences between COMOS5 and COMOS7? HP say its backwards compatible, but I am wondering if there are any stories - good or bad - out there about doing it.<o:p></o:p></div></div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;"><o:p> </o:p></div></div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;">Also - what do people think in the 10Gb switching space?<o:p></o:p></div></div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;"><o:p> </o:p></div></div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;">- HP A5900 (48 ports)<o:p></o:p></div></div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;">- Juniper EX4550 (32 ports)<o:p></o:p></div></div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;">- Cisco 4500-X (32 ports)<o:p></o:p></div></div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;">- Brocade equivalent?<o:p></o:p></div></div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;">- Others?<o:p></o:p></div></div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;"><o:p> </o:p></div></div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;">The HP A5800 has 2mb packet buffers, the A5900 is 9mb.. the Cisco 4900 might have around 17mb, but I can't figure out what the Juniper has... nothing is listed here:<a href="http://people.ucsc.edu/~warner/buffer.html" style="color: purple; text-decoration: underline;">http://people.ucsc.edu/~warner/buffer.html</a> to even guess with.<o:p></o:p></div></div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;"><o:p> </o:p></div></div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;"><br clear="all"><o:p></o:p></div><div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;"><br>...Skeeve<o:p></o:p></div></div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;"><o:p> </o:p></div></div><div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;"><b><span style="font-size: 10pt; font-family: Calibri, sans-serif;">Skeeve Stevens - </span></b><span style="font-size: 10pt; font-family: Calibri, sans-serif;">eintellego Networks Pty Ltd</span><o:p></o:p></div></div><div><div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;"><span style="font-size: 10pt; font-family: Calibri, sans-serif;"><a href="mailto:skeeve@eintellegonetworks.com" target="_blank" style="color: purple; text-decoration: underline;">skeeve@eintellegonetworks.com</a> ; <a href="http://www.eintellegonetworks.com/" target="_blank" style="color: purple; text-decoration: underline;">www.eintellegonetworks.com</a></span><o:p></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;"><span style="font-size: 10pt; font-family: Calibri, sans-serif;">Phone: 1300 239 038; Cell +61 (0)414 753 383 ; <a href="skype://skeeve" style="color: purple; text-decoration: underline;">skype://skeeve</a><o:p></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;"><span style="font-size: 10pt; font-family: Calibri, sans-serif;"><a href="http://facebook.com/eintellegonetworks" target="_blank" style="color: purple; text-decoration: underline;">facebook.com/eintellegonetworks</a> ; <a href="http://linkedin.com/in/skeeve" target="_blank" style="color: purple; text-decoration: underline;">linkedin.com/in/skeeve</a> <o:p></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;"><span style="font-size: 10pt; font-family: Calibri, sans-serif;"><a href="http://twitter.com/theispguy" target="_blank" style="color: purple; text-decoration: underline;">twitter.com/theispguy</a><span style=""> ; 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