5.1 Introduction
 5.2 Connecting HTCondor Pools with Flocking
  5.2.1 Flocking Configuration
  5.2.2 Job Considerations
 5.3 The Grid Universe
  5.3.1 HTCondor-C, The condor Grid Type
  5.3.2 HTCondor-G, the gt2, and gt5 Grid Types
  5.3.3 The nordugrid Grid Type
  5.3.4 The unicore Grid Type
  5.3.5 The batch Grid Type (for PBS, LSF, SGE, and SLURM)
  5.3.6 The EC2 Grid Type
  5.3.7 The GCE Grid Type
  5.3.8 The Azure Grid Type
  5.3.9 The cream Grid Type
  5.3.10 The BOINC Grid Type
  5.3.11 Matchmaking in the Grid Universe
 5.4 The HTCondor Job Router
  5.4.1 Routing Mechanism
  5.4.2 Job Submission with Job Routing Capability
  5.4.3 An Example Configuration
  5.4.4 Routing Table Entry ClassAd Attributes
  5.4.5 Example: constructing the routing table from ReSS