cylindrical stair
spiral stair, caracole, circular stair, cockle stair, corkscrew stair, spiral staircase
- network support center
- network support company
- network supported accounts
- network support encyclopedia
- network support for interactive multimedia
- network support group
- network support plan
- network support technician
- network surveillance
- network surveillance center
- network survivability - double link failure
- network survivability manager
- networks' watchdog
- network switch
- network switching engineering center
- network switching performance measurement plan
- network synthesis
- network system
- network, system integration and test environment
- network system interface
- network system management
- network systems and information technology
- network systems and technologies, inc.
- network systems corporation
- network systems & operations