What's that?
A beacon.
What's it doing?
Communicating at superluminal speeds with a frequency of -
Communicating with what?
The other installations.
Show me.
Fail-safe protocol: in the event of unexpected shut-down, the entire system will move to standby status. All remaining platforms are now ready for remote activation.
Remote activation? From here?
Don't be ridiculous.
Listen, tinker-bell, don't make me -
Then where? Where would someone go to activate the other rings?
Why...the Ark, of course.
And where, Oracle, is that?
We've got a new contact, unknown classification!
It isn't one of ours. Take it out!
This is Spartan one-one-seven!
Can anyone hear me, over?!
Isolate that signal!
Master Chief? You mind telling me what you're doing on that ship?!
Sir. Finishing this fight.