Two character prefixes based on the type of interface: * en – ethernet * sl – serial line IP (slip) * wl – wlan * ww – wwan * ib – Infiniband Type of names: * b<number> – BCMA bus core number * ccw<name> – CCW bus group name * o<index> – on-board device index number * s<slot>[f<function>][d<dev_port>] – hotplug slot index number * x<MAC> – MAC address * [P<domain>]p<bus>s<slot>[f<function>][d<dev_port>]

1. - PCI geographical location

* [P<domain>]p<bus>s<slot>[f<function>][u<port>][..]1[i<interface>]

1. - USB port number chain