The hp 1420 switch series consists of unmanaged gigabit ethernet switches for small businesses and others looking for plug and play basic layer 2 connectivity for their network high performance cost effective and easy to deploy the hp 1420 switch series offers small businesses and others layer 2 gigabit ethernet switching with unmanaged affordability and plug and play simplicity unmanaged switches are economical offerings ideal for locations needing only basic layer 2 switching in a flat sing