<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'><font face="arial, helvetica, sans-serif"><span style="font-size: 10pt;">Equinix is the most popular with TelX bringing up second place. Both have expensive cross connects. There are others, but they aren't relevant for interconnection.</span></font><br><br><font face="arial, helvetica, sans-serif"><span style="font-size: 10pt;">Intra-building connectivity is damn expensive.</span></font><div style="color: rgb(0, 0, 0); font-family: arial, helvetica, sans-serif; font-size: 10pt;"><br></div><div><font face="arial, helvetica, sans-serif"><span style="font-size: 13.3333px;">https://peeringdb.com/advanced_search?address1__contains=350&city=Chicago&reftag=fac</span></font></div><div><font face="arial, helvetica, sans-serif"><span style="font-size: 13.3333px;"><br></span></font></div><div><div style="color: rgb(0, 0, 0); font-family: arial, helvetica, sans-serif; font-size: 10pt;"><br><br>-----<br>Mike Hammett<br>Intelligent Computing Solutions<br>http://www.ics-il.com<br><br>Midwest-IX<br>http://www.midwest-ix.com<span name="x"></span><br></div><br><hr id="zwchr" style="color: rgb(0, 0, 0); font-family: arial, helvetica, sans-serif; font-size: 10pt;"><div style="color: rgb(0, 0, 0); font-family: Helvetica, Arial, sans-serif; font-size: 12pt; font-weight: normal; font-style: normal; text-decoration: none;"><b>From: </b>"Jason Lixfeld" <jason+nanog@lixfeld.ca><br><b>To: </b>"NANOG mailing list" <nanog@nanog.org><br><b>Sent: </b>Thursday, November 22, 2018 2:09:08 PM<br><b>Subject: </b>350 E Cermak<br><br>Hey all,<br><br>Looking for some clue on how things work, and who’s who for colo at 350 E Cermak. Looking at possibly putting a rack in somewhere there for a Peering/Transit/PNI POP. Is there a list somewhere of colo facilities in that building?<br><br>Also, how does it work there in terms if inter-colo, intra-building connectivity, or is that a mixed bag?<br><br>Thanks!</div><br></div></div></body></html>