Network Maintenance: Core Hardware Replacement

Monday, February 2, 2015


The data center has scheduled a hardware replacement in one of core routers to address a known issue. Date: Sunday, February 8th, 2015 Start Time: 12:00 AM CST (GMT -6) End Time: 3:00 AM CST (GMT -6) Maintenance Scope: Line card replacement in core router Customer Impact: We expect the customer impact of this maintenance to be minimal, though some brief periods of localized inaccessibility...

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Security Advisory: Critical Bash Shell Vulnerability

Friday, September 26, 2014


A vulnerability has recently been disclosed in Bash (the GNU Bourne Again shell) which affects all systems running Linux. This vulnerability allows programs that allow users to provide values for variables to execute arbitrary commands with the privileges of the service. This issue does not permit direct privilege escalation. It has been assigned the ID CVE-2014-6271 [1] in the Common...

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IPMI Enable/Disable Feature

Wednesday, September 3, 2014


We have implemented IPMI Control feature for all servers that have IPMI. For security, we highly recommend you to disable IPMI and only enable it when needs. To use IPMI Control feature, just login to your account and click on “Services” then click on “View Details” of the server you need to enable/disable IPMI. For colocation customers: this feature won't work if the...

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Core Router Software Upgrades

Wednesday, August 13, 2014


The datacenter scheduled an upgrade on core routers to address a software limitation. Date:  Saturday, September 6th, 2014 Start Time:  12:00 AM CDT (GMT -5) End Time:  3:00 AM CDT (GMT -5) Maintenance Scope:  Core routers in Chicago, IL Customer Impact: During the maintenance, the core routers will be updating the software. This may require a reboot....

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Rescheduled Maintenance: Capacity increase between core routers

Wednesday, February 26, 2014


The data center will be conducting maintenance on core routers in 350 E Cermak Rd, Chicago.  This maintenance was originally scheduled for Sunday, February 16th, but was cancelled due to a network event at the time. Date: Sunday, March 2, 2014 Start Time: 2:00 AM CST (GMT-6) End Time: 3:00 AM CST (GMT-6) Maintenance Scope: Core Routers in Chicago for chi01, chi02 Location: Chicago...

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Planned Maintenance: Capacity increase between core routers

Friday, February 14, 2014


Date: Sunday, February 16, 2014 Start Time: 2:00 AM CST (GMT-6) End Time: 3:00 AM CST (GMT-6) Maintenance Scope: Core Routers in Chicago for chi01, chi02 Customer Impact: Possible Period of suboptimal routing The data center will be performing maintenance on core routers at 350 E Cermak Rd to increase capacity between them. We expect the customer impact of this maintenance to...

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Network: chi02 Power Upgrade

Monday, September 23, 2013


Our data center will be performing power maintenance that may cause an interruption of aggregation layer networking equipment in chi02 facility (350 E. Cermak Rd., Suite 240 West).  This maintenance is being performed to add power redundancy to the network gear and other equipment. Date: Sunday, September 29th, 2013 Start Time: 12:00 AM CDT (GMT -5) End Time: 4:00 AM CDT (GMT -5)...

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Planned Maintenance: GTT 10Gb link migration in chi02

Tuesday, July 23, 2013


Scheduled maintenance to migrate GTT (formerly nLayer) link over to the new core router. This maintenance was originally planned for two weeks ago but was postponed. Date: Sunday, July 28th 2013  Start Time: 12:00 AM CDT (GMT-5)  End Time: 2:00 AM CDT (GMT-5)  Maintenance Scope: admin down the GTT link on core router "core1.chi02", then physically move the link to the...

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Planned Maintenance: GTT 10Gb link migration in chi02

Tuesday, July 9, 2013


Scheduled maintenance to migrate GTT (formerly nLayer) link over to the new core router.   Date: Sunday, July 14th 2013  Start Time: 12:00 AM CDT (GMT-5)  End Time: 2:00 AM CDT (GMT-5)  Maintenance Scope: admin down the GTT link on core router "core1.chi02", then physically move the link to the new core router "core3.chi02" and bring it back online in a...

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Planned Maintenance: Turn-up OSPF on new core routers in chi01/chi02

Tuesday, June 25, 2013


The datacenter will be conducting maintenance to turn up OSPF on new core routers in chi01/chi02, 350 E. Cermak location on Sunday, June 30, 2013. Date: Sunday, June 30, 2013 Start Time: 12:01 AM CDT (GMT-5) End Time: 3:00 AM CDT (GMT-5) Maintenance Scope: Turn-up OSPF on new core routers in chi01/chi02 Location: Chicago Customer Impact: Possible Period of suboptimal routing. We...

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