IT Announcements

Most essential computer services survived the storm and are operating on generator power.

The failing WAN router was successfully replaced and caused an outage of a few minutes.  Our access to the commodity Internet and Internet 2 is back to nominal.

At 8:30AM Thursday morning March 4th CUIT will again try to replace the router that connects LDEO & Nevis to the Internet.

There were two short outages between 0815 and 0900 this morning as CUIT staff swapped our wide area router.

A mirrored diisk on lamont (the original older email system) failed at about 1820 this evening.

At 8:30AM Tuesday morning February 9th CUIT will replace the router that connects LDEO & Nevis to the Internet.

Our main Cisco router has been up for 2.5 years and has now started to log strange error messages. The router will be reloaded this eveing at 5PM.

The home directory server is back on line after reloading its disks' configuration, that it lost in the middle of the night.  The filesystem is fully available, and it is rebuilding for redund

We believe e-mail service has been restored for most or all users, but with the following caveats: home directories are still offline, and for now, forwarding and procmail processing will not happe

One of the main home directory/NIS servers failed with disks/controller problems at about 2:40am on Wed Dec 2nd. This caused the interruption of services such as mail, web, and ftp.

The router board was successfully replaced. There were two 30 second outages.

There will be a short network outage as a board in our main router is swapped. This outage should be on the order of 1 minute if all goes well.

The replacement Cisco hardware has not yet arrived, however, the LDEO network is running normally with the damaged ports re-routed to working hardware.

A module in our main Cisco router failed sometime shortly prior to 3PM today. This
failure was masked by issues on the Seismology Cisco switch which was reset at about 4PM.

Never use the old webmail interface after you have been converted to the new
LDEO mail server.  If you need to use a web interface for your mail, always use:

As of 10:30 am this morning users have been experiencing staging
problems on mass storage.   The problem has been tracked down

We have moved the web document folder to a new server for a better perfomance, and for prepration for redundancy.

Both LDEO mail servers (yes, there is a new LDEO mail server... watch
for a formal announcement soon) will be down for configuration

Many people have recently received an email asking to provide your username
and password.  Many of you have recognized this as a scam and have reported

The email system continues to be slow and we are about to stop and restart the email applications

Users with large mail boxes are having trouble connecting to lamont.ldeo.columbia.edu mail server. Some mail clients time out and indicate they can't connect.

Failure of an older system serving two home directories caused mail delays for some mail over the weekend.

On Thursday January 8th, from 8:30 am-9:15 am, we will be performing software 
maintenance on our central license server (licenses.ldeo.columbia.edu).  Centrally

The LDEO email server may be slow or unresponsive at the moment due to heavy load. Please contact Doug Shearer (x8548) or Mahdad Parsi for help (x8698)

Problems with internet access which started this morning have been corrected.

Facilities informed us that there will be an electrical shutdown at
Nevis Laboratories, tomorrow morning, Friday 11/14/2008, from 8am to
10am,

    The LDEO FTP server (ftp.ldeo.columbia.edu) will be off line for several hours this Friday to allow for a disk space upgrade. Please check any automatic scripts for failures.

he LDEO mail server was down for most users starting a little before noon today. Service has been restored for most users. If you are still having problems please call X8548 or X8498

The LDEO mail server is running very slowly at the moment. If you have a large INBOX please consider calling us to split it into smaller pieces. This will help both you and us.

The LDEO email server is up again

A power failure over the weekend is causing a problem with email. We are
working on the problem -- no time estimate yet.

The LDEO mail server still does support pine and dtmail -- you do not have to switch to another email client. You may need to make configuration changes.

The LDEO mail server was slow or unusable from about 11:00 AM to 2:45 PM today. We believe we have identified the problem, and have prevented its recurrence. However, if you are using pine, mailx, elm, or dtmail you may still be down -- call X8548 (Doug) or X8698 (Mahdad) for help

Network-Affecting Electrical Work in Nevis and Lamont

Severity Level: Level 3
Alert Date: 10/12/2008 - 08:00am to 10/12/2008 - 04:00pm
Alert Message:

If you are currently using ArcGIS, licensed by the lamont
servers, contact request@ldeo.columbia.edu for the new

Because of a power failure on Monday 9/1/08, the network resources in Oceanographty bldg is unreachable.  This is effecting some personal web pages, and local imap/pop folders to be unavailable. There is no network connections for the oceanography users at this time. We are investigating the outage. At present, there is no estimated uptime.

Chaos will be down for 30 minutes at 8PM this evening to upgrade the DNS server. The backup server should take over with minor delays.

Email slowed to a halt this afternoon. The system was allowed to quiesce at
its own pace to prevent damage to mailboxes and restarted a little after

    Email access has been slow all morning. We are investigating. Those with large (>500MB) inboxes may not be able to open their email.

There was a major power outage at LDEO Monday at 1850.  The UPS that powers our website and part of the mass store failed and took itself offline.

Please do not update your profiles in http://www.ldeo.columbia.edu/directory
starting today Monday June 16th until this Thursday June 18, as we are

CUIT has informed us that Qwest will be performing maintenance on the commodity internet circuit from Nevis Labs between 2:00 and 5:00 a.m. on Thursday, June 26th. This

Our commercial anti-spam email box has failed and we have switched to a backup email processing front end.

We were having problems with the incoming email.  It was either very slow or not being accepted. In almost

A UPS in the Ocean computer room failed during a short power outage. It
was replaced within an hour. Some home directories in Ocean were
unavailable during the outage.

Recently, Columbia University has been the target of a "phishing" attack.  Identity theft scams are becoming more sophisticated -- Columbia affiliates have received messages instruct

LDEO matlab license server has a new home. You will need to replace your
license.dat file with the new server's information.  We will be phasing out

 The Main LDEO mail server is currently under heavy load and some users with large inboxes are having problems reading mail.  It is expected that the problem will abate as people leave th