Configuring Remote Access for AN and Passport ARN Routers
Restricting TFTP Access to Specified Directories
To restrict TFTP access to a specific directory:
Log in to your UNIX workstation as root.
1.
Insert the appropriate line in the /etc/inetd.conf file.
2.
The examples in
substitute any directory you want.
Table 2-4.
Operating
System
SunOS
Solaris
HP-UX
AIX
Create a symbolic link in the specified directory for every startup file
3.
path name.
For example, to set up symbolic links in the /tftpboot directory:
a.
Note: Do not insert a slash (/) in the cd tftpboot command. A symbolic link
cannot contain references to directories above the directory specified in the
tftpd
b.
2-10
Table 2-4
Restricting TFTP Access to Specified Directories
Sample Line to Insert in /etc/inetd.conf File, or Other Instruction
tftp dgram udp wait root /usr/etc/in.tftpd in.tftpd -s
/tftpboot
tftp dgram udp wait root /usr/sbin/in.tftpd in.tftpd
-s /tftpboot
tftp dgram udp wait root /etc/tftp tftp -s /tftpboot
Use the System Management Interface Tool (SMIT) to configure TFTP .
For instructions, see the IBM guides on TCP/IP daemons and TFTP .
Enter the following command to move to the /tftpboot directory:
cd tftpboot
command line.
Enter the following commands to create symbolic links:
ln -s . usr
ln -s . tftpboot
restrict access to the /tftpboot directory. You can
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