acc(4v) acc: ACC LH/DH IMP interface. ad(4v) ad: Data Translation A/D converter. autoconf(4v) autoconf: diagnostics from the autoconfiguration code. bk(4) bk: line discipline for machine-machine communication. cons(4v) cons: VAX-11 console interface. css(4v) css: DEC IMP-11A LH/DH IMP interface. ct(4v) ct: phototypesetter interface. dh(4v) dh/dm: DH-11/DM-11 communications multiplexer. dmc(4v) dmc: DEC DMC-11/DMR-11 point-to-point communications device. dmf(4v) dmf: DMF-32, terminal multiplexor. dn(4v) dn: DN-11 autocall unit interface. drum(4) drum: paging device. dz(4v) dz: DZ-11 communications multiplexer. ec(4v) ec: 3Com 10 Mb/s Ethernet interface. en(4v) en: Xerox 3 Mb/s Ethernet interface. fl(4v) fl: floppy interface. hk(4v) hk: RK6-11/RK06 and RK07 moving head disk. hp(4v) hp: MASSBUS disk interface. ht(4v) ht: TM-03/TE-16,TU-45,TU-77 MASSBUS magtape interface. hy(4v) hy: Network Systems Hyperchannel Interface. ik(4v) ik: Ikonas frame buffer, graphics device interface. il(4v) il: Interlan 10 Mb/s Ethernet interface. imp(4p) imp: IMP raw socket interface. imp(4v) imp: 1822 network interface. inet(4f) inet: Internet protocol family. intro(4) intro: introduction to special files and hardware support. intro(4n) net: introduction to networking facilities. intro(4v) intro: introduction to VAX devices. ip(4p) ip: Internet Protocol. lo(4) loop: software loopback network interface. lp(4v) lp: line printer. mem(4) mem, kmem: main memory. mt(4) mt: UNIX magtape interface. mt(4v) mt: TM78/TU-78 MASSBUS magtape interface. nd(4s) nd: net disk driver. null(4) null: data sink. ps(4v) ps: Evans and Sutherland Picture System 2 graphics device interface. pty(4) pty: pseudo terminal driver. pup(4f) pup: Xerox PUP-I protocol family. pup(4p) pup: raw PUP socket interface. rx(4v) rx: DEC RX02 floppy disk interface. tcp(4p) tcp: Internet Transmission Control Protocol. tm(4v) tm: TM-11/TE-10 magtape interface. ts(4v) ts: TS-11 magtape interface. tty(4) tty: general terminal interface. tu(4v) tu: VAX-11/730 TU58 console cassette interface. uda(4v) uda: UDA-50 disk controller interface. udp(4p) udp: Internet User Datagram Protocol. un(4v) un: Ungermann-Bass interface. up(4v) up: unibus storage module controller/drives. ut(4v) ut: UNIBUS TU45 tri-density tape drive interface. va(4v) va: Benson-Varian interface. vp(4v) vp: Versatec interface. vv(4v) vv: Proteon proNET 10 Megabit ring.