Clarification on Dojorn Policy Please (Rogean)

[President]

[Sun Jan 16 23:00:36 2011] Rogean BROADCASTS, 'Lets make one thing clear folks (Raiding guilds). Nobody on this staff has EVER claimed (and I double checked) that a non-kos mob wasn't campable. The rules state that to camp a raid mob, you must have 15 at it's spawn point.. as a refe
[Sun Jan 16 23:00:57 2011] Rogean BROADCASTS, 'The rules state that to camp a raid mob, you must have 15 at it's spawn point... as a reference to how close, aggro range is used.. but it is not a requisite of the rule.'
[Sun Jan 16 23:04:02 2011] Rogean has slain Raiding Guilds in a duel to the death.

How much time does the guild that is camping the non-kos spawn have to engage before other guilds can engage/pull?