Not a pun - OP's talking about these[1], which essentially gives an IP address to a serial port, often internet-facing. The joke is about how clueless managemen

Not a pun - OP's talking about these[1], which essentially gives an IP address to a serial port, often internet-facing. The joke is about how clueless management is about their infrastructure. https://en.wikipedia.org/wiki/HP_Integrated_Lights-Out https://en.wikipedia.org/wiki/HP_Integrated_Lights-Out