in your worldserver.conf
# Instance.IgnoreLevel
# Description: Ignore level requirement when entering instances.
# Default: 0 - (Disabled)
# 1 - (Enabled)
Instance.IgnoreLevel = 1
#
# Instance.IgnoreRaid
# Description: Ignore raid group requirement when entering instances.
# Default: 0 - (Disabled)
# 1 - (Enabled)
Instance.IgnoreRaid = 1