I think so. You have only host names in your host certificates (CN in Subject field). However when you corrected /etc/hosts you shouldn't get "No route to host" message anymore. You should rather see an error regarding Security, GSS, SSL or something similar.

Regards,
Lukasz

praveenesh kumar wrote:
Thanx Lukasz..
So after changing the entries in /etc/host file.. Do I have to again do the security part again.. that is installation of CA, creating of hostcerts and usercerts on both the PCs again.. ???

On Fri, Mar 19, 2010 at 11:49 PM, Lukasz Lacinski <[email protected] <mailto:[email protected]>> wrote:

    Hi,

    Definitely you need to correct your /etc/hosts and add Fully
    Qualified Domain Names (FQDN) of machines you use. It should look:

    /
    # Do not remove the following line, or various programs
    # that require network functionality will fail.
    127.0.0.1        localhost.localdomain localhost localhost
    ::1        localhost6.localdomain6 localhost6
    192.168.4.82    gridsys2.xyz.com <http://gridsys2.xyz.com> gridsys2
    192.168.4.87    gridsys1.xyz.com <http://gridsys1.xyz.com> gridsys1
    /
    Please notice that you use private IP addresses (from the
    192.168.x.x range) and it's rather obvious that they are not
    mapped in DNS to FQDN. That's why you cannot resolve these IP
    addresses using 'host' or 'nslookup' utilities.

    Regards,
    Lukasz

    praveenesh kumar wrote:

        hello..!!

        I have configured 2 fedora 9 systems using globus toolkit 4.0.7
        First system is having the hostname as gridsys1
        and second system is having the hostname as gridsys2.
        My first system (gridsys1) is my CA.
        Globus containers are running well on both the sytems.. I can
        run the jobs and use gridftp on individual systems well..
        The problem is whenever I am trying to submit the jobs to each
        other.."globusrun-ws -submit -F 192.168.4.87 -S -f job.rsl" or
        if I use globus-url-copy also.. same error is coming..!!!

        I am getting the following error:

        /Submitting job...Failed.
        globusrun-ws: Error submitting job
        globus_xio: Unable to connect to 192.168.4.87:8443
        <http://192.168.4.87:8443> <http://192.168.4.87:8443>

        globus_xio: System error in connect: No route to host
        globus_xio: A system call failed: No route to host
        /

        I have disabled firewalls also.. and I have made the entries
        of the two systems in /etc/hosts file also..
        The two systems are pinging each other. I can use scp command
        to copy files from each other.

        I am confused .. is this problem is because I am having the
        hostname as gridsys1 instead of some gridsys1.xyz.com...
        Or do I have to again change my hostnames with something like
        name.xyx.com... and again do the security configuration parts..

        my DNS server is something like 210.123.32.13 and 168.126.63.1
        My PCs are inside some network and I am using these DNS for
        using internet...

        my /etc/hosts files are having the following entries ::

        /# Do not remove the following line, or various programs
        # that require network functionality will fail.
        127.0.0.1        localhost.localdomain localhost localhost
        ::1        localhost6.localdomain6 localhost6
        192.168.4.82    gridsys2
        192.168.4.87    gridsys1

        /
        My ifconfig output is

        /ifconfig
eth0 Link encap:Ethernet HWaddr 00:1D:60:EC:AB:BA inet addr:192.168.4.82 Bcast:192.168.4.255
         Mask:255.255.255.0
                 inet6 addr: fe80::21d:60ff:feec:abba/64 Scope:Link
                 UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
                 RX packets:781632 errors:0 dropped:0 overruns:0 frame:0
                 TX packets:24340 errors:0 dropped:0 overruns:0 carrier:0
                 collisions:0 txqueuelen:1000
                 RX bytes:85316275 (81.3 MiB)  TX bytes:4498085 (4.2 MiB)
                 Interrupt:17

        lo        Link encap:Local Loopback           inet
        addr:127.0.0.1  Mask:255.0.0.0
                 inet6 addr: ::1/128 Scope:Host
                 UP LOOPBACK RUNNING  MTU:16436  Metric:1
                 RX packets:197291 errors:0 dropped:0 overruns:0 frame:0
                 TX packets:197291 errors:0 dropped:0 overruns:0 carrier:0
                 collisions:0 txqueuelen:0
                 RX bytes:51845752 (49.4 MiB)  TX bytes:51845752 (49.4
        MiB)

virbr0 Link encap:Ethernet HWaddr BE:66:11:DC:D9:20 inet addr:192.168.122.1 Bcast:192.168.122.255
         Mask:255.255.255.0
                 inet6 addr: fe80::bc66:11ff:fedc:d920/64 Scope:Link
                 UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
                 RX packets:0 errors:0 dropped:0 overruns:0 frame:0
                 TX packets:27 errors:0 dropped:0 overruns:0 carrier:0
                 collisions:0 txqueuelen:0
                 RX bytes:0 (0.0 b)  TX bytes:5116 (4.9 KiB)/

        Whenever I am using the command  "host 192.168.4.82" .. I am
        getting the following error

        /Host 82.4.168.192.in-addr.arpa. not found: 3(NXDOMAIN)
        /
        Whenever I am using the command nslookup gridsys1, the output
        is coming
        /
        nslookup gridsys2
        Server:        210.123.32.13
        Address:    210.123.32.13#53

        Name:    realname
        Address: 211.106.67.221/ <http://211.106.67.221/>

        I do not know whats the error..
        Can you please suggest me how to submit the jobs to each other
        systems..!!!





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