Running slattach for users other than root
The slattach command allows you to specify the local and
remote IP addresses on the command line and to turn
As an unscrupulous user could use these
features to intercept network traffic,
ordinary users are prevented from using
this command by the permissions and ownership
set on slattach.
Only root and users in the group
network (with group ID 10)
can run slattach.
In this way, root can set up accounts for dial-in
access by SLIP provided that they are in the network
For instructions on how to add a user to a group, see
``Changing a user's group membership''.
You cannot use the scoadmin Account Manager to add
a dial-in SLIP user to the network group.
You must edit /etc/group instead.
For example, the following entry from /etc/group
defines the users network and nslip as
members of the network group:
Because slattach is a setuid program, a user must
have the execsuid kernel privilege to be able to run it.
If the system is operating with a High or Improved security profile,
users do not have the execsuid kernel privilege by default.
root can assign this privilege using the
For instructions on how to change a user's kernel privileges, see
``Changing system privileges''.
Only root can kill the slattach process to
remove a SLIP interface. Additionally, only root
can remove the associated route from the routing table.
How SCO SLIP works
© 2003 Caldera International, Inc. All rights reserved.
SCO OpenServer Release 5.0.7 -- 11 February 2003