Hi, are you using SSH?
I had a similar problem. It was solved using the parameter -Y with ssh command. Hope that helps. 2011/8/18 Rai, Siddhant P. <[email protected]> > Hi,**** > I have the following issue in the “Controller Choice A: NOX w/Python” > section, I am trying to “Verify Hub Behavior with tcpdump” but when I > try to create xterms for each host, I get the following error :**** > > ** ** > > mininet> Warning: This program is an suid-root program or is being run by > the root user.**** > > The full text of the error or warning message cannot be safely formatted** > ** > > in this environment. You may get a more descriptive message by running the > **** > > program as a non-root user or by removing the suid bit on the executable.* > *** > > xterm Xt error: Can't open display: %s**** > > xterm: DISPLAY is not set**** > > ** ** > > ** ** > > What could be the issue?**** > > ** ** > > ** ** > > -**** > > Siddhant**** > > ============================================================ > The information contained in this message may be privileged > and confidential and protected from disclosure. If the reader > of this message is not the intended recipient, or an employee > or agent responsible for delivering this message to the > intended recipient, you are hereby notified that any reproduction, > dissemination or distribution of this communication is strictly > prohibited. If you have received this communication in error, > please notify us immediately by replying to the message and > deleting it from your computer. Thank you. Tellabs > ============================================================ > > _______________________________________________ > openflow-discuss mailing list > [email protected] > https://mailman.stanford.edu/mailman/listinfo/openflow-discuss > > -- Paulo César da Rocha Fonseca Graduando em Ciência da Computação Laboratório de Computação Inteligente e Autônoma Universidade Federal do Amazonas (UFAM)
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