Cryogenics Group

Jonathan Creel

December 1, 2010 

Remote Access Review

Cryogenics• Cryogenic Control Systems

– We follow the protocols developed and implemented by the Accelerator Control and the Electrical Engineering Systems Groups

– On site and off site access• Each user has individual account• Access to EPICS screens via Linux and Unix Systems

– Available to On-Call Operations Personnel• Access to IOC Systems

– Available to On-Call Electrical and Control System Personnel

CryogenicsOn-Site - Access to Linux/Unix systems via ssh protocol (terminal) - Access to Linux/Unix desktop via NXclient over ssh - Access to IOCs via dedicated Terminal Servers using

Telnet

CryogenicsOff-Site - Operators access through login server login.jlab.org

- Access to Linux/Unix systems (terminal) via ssh protocol w/tcp wrappers

- Access to Linux/Unix desktop via NXclient tunneled over ssh - Access to Windows systems via rdp protocol tunneled over ssh - Access to IOCs via dedicated Terminal Servers (Telnet only)

Cryogenics • We will continue to use new tools as they are developed

and implemented by the Accelerator Controls Group and EES.

Area• Comments