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Diffstat (limited to 'man4/lp.4')
| -rw-r--r-- | man4/lp.4 | 7 |
1 files changed, 5 insertions, 2 deletions
@@ -33,8 +33,11 @@ lp \- line printer devices \fBlp\fP[0\(en2] are character devices for the parallel line printers; they have major number 6 and minor number 0\(en2. The minor numbers -correspond to the printer port base addresses 0x03bc, 0x0378 and 0x0278. -Usually they have mode 220 and are owned by root and group lp. +correspond to the printer port base addresses 0x03bc, 0x0378, and 0x0278. +Usually they have mode 220 and are owned by user +.I root +and group +.IR lp . You can use printer ports either with polling or with interrupts. Interrupts are recommended when high traffic is expected, for example, for laser printers. |