ethers - Ethernet address to IP number database
/etc/ethers contains 48 bit Ethernet addresses and their corresponding IP
numbers, one line for each IP number:
Ethernet-address IP-number
The two items are separated by any number of SPACE and/or TAB characters. A
# at the beginning of a line starts a comment which extends to the end
of the line. The
Ethernet-address is written as
x:
x:
x:
x:
x:
x, where
x is a
hexadecimal number between
0 and
ff which represents one byte of
the address, which is in network byte order (big-endian). The
IP-number
may be a hostname which can be resolved by DNS or a dot separated number.
08:00:20:00:61:CA pal
/etc/ethers
arp(8),
rarp(8)