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32 .Nd interface aliases file
36 file specifies the additional addresses (aliases) that each interface
43 Each line of the file is of the form:
44 .D1 address interface [netmask]
48 is a network address of the alias.
49 This must be a number, or must be in
51 since the nameserver is not running at this point.
55 is the network interface the alias will be configured on.
59 is the netmask of the alias' network address.
60 Although this is optional, omitting the netmask is discouraged.
61 Omission results in the use of the classful netmask associated with
73 assumes IPv4, and does not support other protocol families.
77 .Pa /etc/ifconfig.xxN .