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PREPARATION
■
System requirements
The following units and/or environments are required
to build D-STAR gateway server.
D
D
PC
• OS
: Linux
®
(updated)
Compatible distribution:
Fedora Core 2 or RedHat
®
Linux
®
9
Compatible software version
Linux
®
Kernel 2.4.20 or later
glibc 2.3.2 or later
BIND 9.2.1 or later
• CPU
: Pentium
®
grade 2.4 GHz or faster
• Memory
: At least 512 MB
• LAN board
: 2
(NIC from Intel
®
is recommended)
• HDD
: At least 10 GB of free space
(incl. OS
installation)
D
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Internet line
• Line speed : 750 kbps or more
(recommended effec-
tive speed*)
for both uplink/downlink
*Ask the ISP for effective speed.
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Fixed IP address
• Apply to the ISP to acquire a fixed global IP address.
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Router
Following functions are required for the router.
• Remote access function
(the port forward, DMZ etc.)
• Capability of setting a fixed IP address, such as
PPPoE for WAN
• NAT/IP masquerade
• Static IP masquerade/DMZ
• IP filtering function
• DNS answering function
• Static DHCP server setting for LAN
• Class A subnet mask
(255.0.0.0)
can be set for LAN
(For your information: The router, WRV54G from
LINKSYS, covers all the requirements as above.)
*Ask the ISP for recommended router model.
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Down loading the OS
Down load the Linux
®
OS ISO images from the ap-
propriate distributor’s site.
See p. 2 for the address.
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Recording the CD
Records the down loaded ISO image into the CD.
The ISO image is the same format as the recorded in
a CD. When this ISO image is recorded in CD as a
file, OS cannot be installed with the CD.
NOTE:
See the instruction manual of the CD writ-
ing software about a detailed operation, the ISO
image recording procedures, etc.
■
Linux
®
down loading
NOTE:
If you have Linux OS CD (specified distribu-
tion and software version), skip this instruction and
refer to “
■
Linux
®
OS installation”
(p. 2)
.
The following hardware and software are required for
Linux
®
OS down loading.
• Another PC
The PC must be connected to internet.
• CD-R drive
• CD writing software
The software have capability to burning
a CD with an ISO image.