|
|
ng_UI(4) -- UI netgraph node type
|
|
The UI node type has two hooks, upstream and downstream. Packets received on downstream must have 0x03 (indicating unnumbered information) as their first byte; if not the packet is dropped. This byte ... |
|
ng_uni(4) -- netgraph UNI node type
|
|
|
|
ng_vjc(4) -- Van Jacobson compression netgraph node type
|
|
The vjc node type performs Van Jacobson compression, which is used over PPP, SLIP, and other point-to-point IP connections to compress TCP packet headers. The ip hook represents the uncompressed side ... |
|
nmdm(4) -- nullmodem terminal driver
|
|
The nmdm driver provides support for a device-pair termed a null modem pair. A null modem pair is a pair of character devices. Each device provides to a process an interface identical to that describe... |
|
i386/npx(4) -- Numeric Processing Extension coprocessor
|
|
The npx driver enables the use of the system's Numeric Processing Extension coprocessor. Numeric processing extensions are present in systems with 486DX CPUs and in systems with 387 or 487SX coproces... |
|
nsp(4) -- Workbit Ninja SCSI-3 based PC-Card SCSI host adapter driver
|
|
The nsp driver provides access to the SCSI bus connected to a PC-Card SCSI host adapter based on a Ninja SCSI-3 controller by Workbit. The following adapters are known to work: +o Alpha-Data AD-PCS201... |
|
null(4) -- the null device
|
|
The null device accepts and reads data as any ordinary (and willing) file - but throws it away. The length of the null device is always zero. |
|
ohci(4) -- OHCI USB Host Controller driver
|
|
The ohci driver provides support for OHCI-type PCI based USB controllers. This includes AcerLabs M5237 (Aladdin-V) AMD-756 OPTi 82C861 (FireLink) NEC uPD 9210 CMD Tech 670 (USB0670) CMD Tech 673 (USB0... |
|
oldcard(4) -- PC Card bridge driver
|
|
The pcic driver controls the PC Card subsystem. The pcic driver supports most ExCA devices attached to either ISA or PCI bus. The pcic driver does not support the so-called TCIC controllers made by Da... |
|
opie(4) -- One-time Passwords In Everything
|
|
OPIE is a package derived from the Bellcore S/Key Version 1 distribution that helps to secure a system against replay attacks (see below). It does so using a secure hash function and a challenge/respo... |
|
orm(4) -- ISA I/O space option ROM(s) driver
|
|
The driver scans at boot time the ISA I/O memory space for option ROM(s) and claims them. Other drivers are thus precluded from using ISA I/O memory that is on top of an option ROM. |
|
i386/pae(4) -- 0PAE
|
|
The PAE option provides support for the physical address extensions capability of the Intel Pentium Pro and above CPUs, and allows for up to 64 gigabytes of memory to be used in systems capable of sup... |
|
i386/PAE(4) -- 0PAE
|
|
The PAE option provides support for the physical address extensions capability of the Intel Pentium Pro and above CPUs, and allows for up to 64 gigabytes of memory to be used in systems capable of sup... |
