Add four wired Gigabit connections from a single PCIe x4 slot and keep network access simple, dense, and predictable. The Axiom P21106-B21-AX is built for HP-compatible deployments that need more RJ45 ports without adding extra adapters or complicating chassis layout. For infrastructure teams, that means cleaner expansion, fewer slot tradeoffs, and a straightforward path to higher port density. With 10/100/1000 Mbps Ethernet support, this quad-port NIC fits environments where copper connectivity still matters: access-layer aggregation, lab systems, imaging stations, and servers that need multiple physical links for segmented traffic or management access. The PCI Express x4 host interface provides a direct fit for supported systems, while the quad-port design helps reduce the need for additional cards in space-constrained builds. This is the kind of adapter chosen when uptime, compatibility, and port count matter more than marketing claims. It gives you the practical advantage of four RJ45 ports in one card, helping standardize deployments and simplify procurement across HP-based fleets.