Provided by:
isdneurofile_3.12.20071127-0ubuntu9_i386 
Name
efthosts - eftd individual user host access file
Description
The efthosts file is used to allow or deny access to certain accounts
from various hosts.
Access Capabilities
allow <username> <addrglob> [<addrglob> ...]
Only allow host(s) matching <addrglob> to log in as <username>.
deny <username> <addrglob> [<addrglob> ...]
Always deny host(s) matching <addrglob> to log in as <username>.
Files
/etc/isdn/efthosts
See Also
eftd(8), eftaccess(5), eft_wuauth(5)
efthosts(5)