====== Iris ======
**Iris** is an instant messaging system used within the universe. It may be accessed from every [[terminals|terminal]] and from dedicated mobile units.

===== Talk groups ======
Peers are identified using numeric //talk groups//. Negative numbers are mobile units. This is an incomplete list of talk groups identified so far:

  * ''-945'': PETR
  * ''0'': ITOPS
  * ''1'': [[characters#Dr. J Marvin Blackweather]] / [[terminals#Red terminal]]
  * ''78'': [[places#offices|The Rock]]
  * ''100'': MO1
  * ''109'': AIR1
  * ''110'': AIR1
  * ''112'': AIR1, Cockpit
  * ''117'': AIR1
  * ''119'': AIR1
  * ''201'': MO5 (previously MO3)
  * ''211'': AIR2
  * ''223'': MO2
  * ''284'': Material order desk
  * ''303'': [[characters#Robert Bramble]] (older)
  * ''411'': Directory assistance
  * ''555'': MO5
  * ''609'': MO6, Bridge
  * ''660'': [[organizations#marine_org|Shadow Team]]
  * ''808'': [[agent_systems#Honolulu Tape Retrieval System]]
  * ''1010'': MO1, Kitchen
  * ''1919'': [[characters#Robert Bramble]] (newer)
  * ''6941'': Jessie Sandra
  * ''10283'': TRANSP
  * ''15034'': Debra Fisher
  * ''16001'': [[characters#Esprit Boursicot]]
  * ''16009'': [[places#offices|The Rock]], Room 101 / [[terminals#Green terminal]]
  * ''16921'': [[places#offices|The Rock]], Room 104 / [[terminals#Amber terminal]]
  * ''17001'': [[characters#Desiree Martin]]
  * ''19001'': [[places#offices|Hilo]], Room 101 / [[terminals#Aqua terminal]]
  * ''39232'': Friendly code desk
  * ''45021'': [[places#offices|The Rock]], Room 107
  * ''54091'': FACILITY, Bridge
  * ''54099'': FACILITY, Comms room
  * ''77777'': Mark Zorb