The Communication and Information Services Corps (formerly referred to the Army Corps of Signals) is one of the combat support corps of the Irish Defence Forces. It is responsible for installing, maintaining and operating all types of telecommunications equipment. The Corps collar flash feature Gabriel, the messenger of God, behind the signal shield and the caption "Cór Comharthaíochta". This is actually the Irish translation for Signals Corps, the Irish translation for Communication and Information Services Corps is An Cór Seirbhísí Cumarsáide agus Eolais.