<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: arial,helvetica,sans-serif; font-size: 10pt; color: #000000'>Except for AT&T, most incumbents here aren't also mobile wireless providers, so that is an option in most cases for truly OOB.<br><br><div><span name="x"></span><br style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><br style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><span style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: medium; 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text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><img src="http://www.ics-il.com/images/fbicon.png" style="border: 0pt none;" src="http://www.ics-il.com/images/fbicon.png"></a><a href="https://www.youtube.com/channel/UCXSdfxQv7SpoRQYNyLwntZg" style="font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><img src="http://www.ics-il.com/images/youtubeicon.png" style="border: 0pt none;" src="http://www.ics-il.com/images/youtubeicon.png"></a><span name="x"></span><br></div><hr id="zwchr"><div style="color:#000;font-weight:normal;font-style:normal;text-decoration:none;font-family:Helvetica,Arial,sans-serif;font-size:12pt;"><b>From: </b>"Saku Ytti" <saku@ytti.fi><br><b>To: </b>"James Bensley" <jwbensley@gmail.com><br><b>Cc: </b>nanog@nanog.org<br><b>Sent: </b>Wednesday, September 19, 2018 4:04:58 AM<br><b>Subject: </b>Re: Console Servers<br><br>On Wed, 19 Sep 2018 at 11:54, James Bensley <jwbensley@gmail.com> wrote:<br><br>> I forgot to mention, it also depends how "out" of band your OOB needs<br>> to be. We use Ciena 6500s for our DWDM infrastructure and they have a<br>> wayside channel (like various DWDM vendors), so it's a separate<br>> channel over the same physical fibre. For anything except a fibre cut<br>> it seems to work.<br><br>This is gold standard for incumbents, as they don't have anything true<br>out-of-band they can consistently buy, everything travels in their<br>network at some point anyhow.<br><br>-- <br> ++ytti<br></div><br></div></body></html>