RTEMS netdemos-4.5.0 questions:
Bert
doclzs at 21cn.com
Mon May 12 14:40:39 UTC 2003
Hi, i want to test the network funtions
of RTEMS, in the process i met some
problems:
1.Enviroment
(1)host:
OS: Redhat Linux 8.0,
hostname: ghm,
ip address: 192.0.2.9,
domain name: ghm.sim.com
(2)client:
Archtecture: i386,
hostname: bert,
ip address: 192.0.2.2,
domain name: bert.sim.com
2.Server's configuration on host machine
(1)DHCP Server (dhcp-3.0pl1-9.i386.rpm)
the dhcp config file "/etc/dhcp.conf"
is as following :
ddns-update-style none;
ignore client-updates;
allow bootp;
authoritative;
subnet 192.0.2.0
netmask 255.255.255.0
{
option routers 255.255.255.255;
option subnet-mask 255.255.255.0;
option broadcast-address 192.0.2.255;
option nis-domain "sim.com";
option domain-name "sim.com";
option domain-name-servers 192.0.2.9;
option ntp-servers 192.0.2.9;
range dynamic-bootp 192.0.2.2 192.0.2.8;
default-lease-time 216000;
max-lease-time 432000;
always-broadcast on;
host bert
{
hardware ethernet 00:60:08:3D:3A:6E;
fixed-address 192.0.2.2;
option host-name "bert";
filename "test.txt";
allow booting;
}
}
(2)tftp server (tftp-server-0.29-3 )
The file "/etc/xinetd.d/tftp" is following :
service tftp
{
socket_type = dgram
protocol = udp
wait = yes
user = root
server = /usr/sbin/in.tftpd
#server_args = -s /tftpboot
disable = no
#per_source = 11
#cps = 100 2
}
3.Testing of programs in netdemos-4.5.0 packages
for rtems networking test:
i used "grub" to boot up the target,after it got
its hostname and IP address etc,there always was
a message "nfs_boot: Add route,error=114" on the
screen. Why? How to correct it?
(1)netdemo test
when i typed "t" on the target, got:
Creat socket.
Bind socket.
Connect socket.
Can't connect socket : Connection refused.
What's the problem with Connecting socket ?
(2)ttcp test
the error information:
>>>ttcp -t 192.0.2.9
buflen=8192, nbuf=2048, align=16384/0,
port=5001,
tcp-> 192.0.2.9
ttcp-t : socket
ttcp-t : connect : Connection refused
errno=111
Why?
(3)netlink test
target's information:
webs : Listening for HTTP requests at 192.0.2.2
Then tpye "http://192.0.2.2/index.html" in the
web browser on the host,the browser return:
Access Error: Page not found
when trying to obtain /index.html
Cannot open URL /index.html
At the same time,on the screen of the target
it showed that:
webs : accept request.
webs : accept request.
Why the Access Error occured ? Where would
the file "index.html" should be located ?
(4)tftpTest
the error information on the target's screen:
TFTP mount failed : Not supported.
Read 'TFTP/192.0.2.9/'
Open failed : No such file or directory.
Open failed : No such file or directory.
Read 'TFTP/192.0.2.9/BAD-FILE-NAME'
Open failed : No such file or directory.
Open failed : No such file or directory.
Read 'TFTP/192.0.2.9/test.txt'
Open failed : No such file or directory.
Open failed : No such file or directory.
where the file "test.txt" should be put?
How to set the path in "/etc/dhcp.conf"?
Thanks a lot in advance!
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