Unix System Administrator Reference Cards

Unix System Administrator Reference Cards

• System Information
• Suggested hardware vendors
• Pinouts for serial connectors
• db25 to db25 rs232 connections
• Mini din8/db9 straight cables
• four pair utp wiring for rj45
• Common command example
• dns record types
• sendmail ruleset order
• token used in sendmail.cf
  
• controlling running processes
• disk block sizes
• useful internet sites
  

source : http://www.ugu.com/sui/ugu/show?info.reference-card-all