From: Luca Hall (lhall@setnine.com)
Date: Fri Apr 11 2008 - 15:38:39 ART
dynamips runs on 720 tcp, so to see if its running
netstat -na | grep LIST | grep 7200
im guessing its only listening on ipv6 so youll see something
like :::7200, disable ipv6 however for your os - either dont load
the ipv6 module at boot, or recompile the kernel without it.
reboot and try again.
> Try to disable your client firewall, if you have any then try.
>
> Imran
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> KS Anpu
> Sent: Friday, April 11, 2008 9:52 AM
> To: Nick Griffin; Cisco certification; gbengaadan@hotmail.com;
> eric.lwc@gmail.com; cc13lab@gmail.com; yemi.salau@siemens.com
> Subject: Re: Help in Dynamips on Linux
>
> Hi
> It is very basic setup in Linux, i can start the dynamips , can
> verify , then it is saying coulnot connect to the server when i try to
> run the .net file , but even that time dynamips is running at 7200.
>
> My .net file is
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>
>
> [localhost]
>
> [[7200]]
> image = /opt/udynamips/images/c7200-jk9o3s-mz.124-13a.bin
> npe = npe-400
> ram = 256
>
> [[ROUTER R1]]
> s1/0 = R2 s1/0
>
>
>
> Regards,
> Anbu
>
> [[router R2]]
>
>
> My Output is
> here>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>
>
> [root@root udynamips]# dynamips -H 7200 &
> [1] 3126
> [root@root udynamips]# Cisco Router Simulation Platform (version
> 0.2.8-RC1-x86)
> Copyright (c) 2005-2007 Christophe Fillot.
> Build date: Sep 10 2007 21:54:52
>
> Hypervisor TCP control server started (port 7200).
>
> [root@root udynamips]# ps -ef | grep dyna
> root 3126 3113 1 21:49 pts/0 00:00:00 dynamips -H 7200
> root 3143 3113 0 21:50 pts/0 00:00:00 grep dyna
>
>
> [root@root simple1]# dynagen simple1.net
>
> Reading configuration file...
>
>
> *** Error: Could not connect to server: localhost
> Press ENTER to continue
> [root@root simple1]# ps -ef | grep dyna
> root 3126 3113 0 21:49 pts/0 00:00:00 dynamips -H 7200
> root 3152 3113 0 21:52 pts/0 00:00:00 grep dyna
> [root@root simple1]#
>
>
> [root@root simple1]# netstat -u -l -n
> Active Internet connections (only servers)
> Proto Recv-Q Send-Q Local Address Foreign Address
> State
> udp 0 0 0.0.0.0:32768 0.0.0.0:*
> udp 0 0 0.0.0.0:5353 0.0.0.0:*
> udp 0 0 0.0.0.0:111 0.0.0.0:*
> udp 0 0 0.0.0.0:758 0.0.0.0:*
> udp 0 0 0.0.0.0:631 0.0.0.0:*
> udp 0 0 0.0.0.0:761 0.0.0.0:*
> udp 0 0 :::32769 :::*
> udp 0 0 :::5353
>
>
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