LHCOPN-LHCONE meeting #54 - Manchester, Jodrell Bank - UK

18 Mar 2025, 09:30 → 20 Mar 2025, 14:00 Europe/London

Edoardo Martelli (CERN)

The meeting will be in person, with the possibility to join remotely.

Refreshements and local transportation are kindly sponsored by JISC and UK SKA Regional Centre

Venues:

• on Tuesday and Thursday: Jodrell Bank Centre for Astrophysics,  The Alan Turing Building,  Department of Physics and Astronomy,  Oxford Road,  The University of Manchester,  M13 9PL, UK. More information here
• on Wednesday: SKA Observatory, Jodrell Bank, Lower Withington, Macclesfield, Cheshire, SK11 9FT, UK

• Transport to Jodrell Bank Observatory on Wednesday will be provided by the local organisers - pickup will be at 08:30 close the Alan Turing Building

 

VISA and ETA

• The UK is transitioning to requiring Electronic Travel Authorisations (ETAs) for most visitors who do not require visas. Details of who needs and ETA and can apply - and how to apply - are available here:
  • https://www.gov.uk/guidance/check-when-you-can-get-an-electronic-travel-authorisation-eta 
• This mostly affects people from the US for this meeting. (Visitors from the EU/EEA etc will not need ETAs until April 2025.)

 

Hotels:

• Any hotel in downtown Manchester or close to the centre for astrophysics.

 

Tuesday 18 March

09:30 → 09:40 Welcome and Introductions

09:40 → 10:00 UK SKA Regional Centre welcome

Speaker: Rob Beswick (University of Manchester)

10:00 → 10:40 LHCOPN

10:00 LHCOPN update

Speaker: Edoardo Martelli (CERN)

10:20 RAL Tier1 update

Speaker: Mr James Adams

10:40 → 11:10 Coffee break

11:10 → 15:00 LHCONE updates and development

11:10 LHCONE L3VPN update

Speaker: Mr Vincenzo Capone (GÉANT)

11:30 Monitoring update

Speaker: Shawn Mc Kee (University of Michigan (US))

11:50 SKA monitoring dashboard

Speaker: Matthias Mayer

12:10 ESnet update

Speaker: Dale Carder

12:30 Lunch break

14:00 Network Research Technologies working group

Speaker: Marian Babik (CERN)

14:20 BelleII update

Speaker: Silvio Pardi (University Federico II and INFN, Naples (IT))

14:40 Results of US mini challenges

[Remote speaker]

Speakers: Diego Davila Foyo (Univ. of California San Diego (US)), Shawn Mc Kee (University of Michigan (US))

15:00 → 15:30 Coffee break

15:30 → 17:00 20 years of LHCOPN

Convener: Bruno Heinrich Hoeft (KIT - Karlsruhe Institute of Technology (DE))

15:30 20 years of LHCOPN

Speaker: Bruno Heinrich Hoeft (KIT - Karlsruhe Institute of Technology (DE))

16:00 USLHCnet contribution to LHCOPN

Speaker: Harvey Newman (California Institute of Technology (US))

16:15 LHCOPN - Musings from the architecture group

Speaker: Erik-Jan Bos (NORDUnet)

Wednesday 19 March

10:00 → 12:30 WLCG and others Data Challenges

10:00 SKAO Welcome

10:20 Plans for next WLCG data challenges

Speakers: Katy Ellis (Science and Technology Facilities Council STFC (GB)), Shawn Mc Kee (University of Michigan (US))

10:35 Results of EOS Jumbo frame testing

[remote speaker]

Speaker: Dr Maria Arsuaga Rios (CERN)

11:00 Coffee break

11:20 UK Tier-2 networks update and results of UK mini challenges

Speaker: Katy Ellis (Science and Technology Facilities Council STFC (GB))

11:40 UK ATLAS mini-DC and Tier1 disk test

Speaker: Alessandra Forti (The University of Manchester (GB))

12:00 Packet Marking demo

Speaker: Tristan Sullivan (University of Victoria (CA))

12:30 → 14:00 Lunch break

14:00 → 17:00 SKAO

14:00 SKAO/SRCNet Update

14:30 SRCNet Data Movement Plans

Speaker: James William Walder (Science and Technology Facilities Council STFC (GB))

15:00 Coffee

15:30 Global and Local Network Provisioning

Speaker: Ian Collier

16:00 VRF Discussion

Speakers: Edoardo Martelli (CERN), Ian Collier

16:30 IPV6

Speaker: David Kelsey (Science and Technology Facilities Council STFC (GB))

17:00 → 18:30 Tour & Visitor Centre

19:30 → 21:50 Dinner

In Manchester
Hello Oriental Food Hall
near the University.
The coach from Jodrell Bank will drop us at the venue.

Thursday 20 March

09:00 → 12:20 LHCONE

09:00 1.2 Tbps WAN Services for Data Intensive Science

Speaker: Joe Mambretti (International Center for Advanced Internet Research Northwestern University)

09:15 Research Netwotk Technology working group update

Speaker: Marian Babik (CERN)

09:35 LHCONE routes compared to CRIC

Speaker: Dale Carder

09:50 MultiONE tagging: status and next steps

Speaker: Edoardo Martelli (CERN)

10:10 New tags for MultiONE

Discussion on adding tags for special cases:
- sites offering opportunistic resources
- sites serving other experiments not affiliated with LHCONE

MultiONE tags

10:30 Coffee break

11:00 Changes to LHCONE AUP

Discussion:
- The AUP may not be clear enough about the servers that can use it
- What governance, if more collaboration joins?

LHCONE AUP

12:20 → 12:30 Next meeting

Next meeting