Page History

Unscheduled:

• 21.06.2011

• 14:44

• UTC

• -

• A

• router

• rebooted

• spontaneously

• and

• the

• issue

• was

• raised

• with

• JTAC.

• NO

• RFO

• was

• found

• by

• JTAC

• since

• the

• problems

• never

• reoccurred.

• This

• ticket

• will

• be

• closed.

• 13.07.2011

• 12:04

• UTC

• -

• There

• was

• an

• outage

• on

• the

• link

• connecting

• KTHNOC

• to

• SUNET.

• The

• cause

• has

• not

• been

• found.

• 04.07.2011

• 11:15

• UTC

• -

• There

• were

• recurrent

• outages

• in

• the

• South

• Red

• network.

• The

• problem

• was

• fixed

• by

• changing

• the

• fibre

• between

• two

• amplifier

• sites.

• 19.07.2011

• 13:38

• UTC

• -

• The

• link

• between

• KTH

• and

• NDGF

• through

• SUNET

• started

• to

• flap.

• The

• flaps

• stopped

• after

• a

• patch

• cable

• was

• pulled

• out

• and

• plugged

• in.

• 11.07.2011

• 18:53

• UTC

• -

• The

• signal

• on

• PDCs

• link

• to

• DEISA

• was

• degraded

• and

• had

• a

• high

• error

• count.

• An

• intervention

• was

• held

• to

• replace

• a

• transmission

• card

• which

• solved

• the

• problem.

• 14.07.2011

• 13:29

• UTC

• -

• There

• was

• an

• outage

• on

• PDCs

• link

• to

• DEISA

• caused

• by

• a

• faulty

• transmission

• board.

• 05.07.2011

• 08:38

• UTC

• -

• A

• brief

• outage

• (2

• min)

• was

• detected

• between

• Skövde

• and

• SLU

• Skara.

• We

• could

• not

• find

• any

• reason

• for

• the

• outage.

• 02.07.2011

• 09:44

• UTC

• -

• A

• brief

• outage

• between

• SUNET

• and

• SFHM

• was

• detected.

• No

• RFO

• was

• found.

Scheduled:

• 04.07.2011

• 08:00

• UTC

• -

• A

• planned

• maintenance

• to

• upgrade

• the

• Adobe

• Connect

• system

• was

• performed

• successfully.

• 07.07.2011

• 15:14

• UTC

• -

• Planned

• maintenance

• was

• performed

• on

• the

• South

• Red

• network

• in

• order

• to

• troubleshoot

• link

• flaps.

• 11.07.2011

• 15:33

• UTC

• -

• Fiber

• work

• was

• performed

• to

• troubleshoot

• the

• link

• outages

• on

• the

• South

• Red

• network.

• 19.07.2011

• 13:34

• UTC

• -

• A

• transmission

• card

• was

• replaced

• in

• AG_421_KTH

• in

• order

• to

• fix

• the

• performance

• issues

• between

• KTH

• and

• DEISA.

• 04.07.2011

• 02:57

• UTC

• -

• Our

• supplier

• performed

• reconnections

• of

• fibers

• in

• Borlänge.

• 18.07.2011

• 15:06

• UTC

• -

• A

• planned

• maintenance

• was

• performed

• trying

• to

• fix

• the

• network

• issues

• in

• the

• south

• red

• network.

• 21.07.2011

• 15:30

• UTC

• -

• A

• planned

• emergency

• maintenance

• was

• performed

• in

• order

• to

• trying

• fix

• the

• issues

• in

• the

• south

• red

• network.