Development environment with multiple interconnected computers

I have multiple (about 10) raspberry pi’s which execute some c++ code, they are connected via can/ethernet and should cooperate with each other. They are also physically inside of one “demonstrator”. The development should happen on some single user computer. I’m looking for some centralized way of developing software for all this pi computers. Of…

Enable IPV6FORWARDING on KVM host on CentOS 7

I have here a KVM host on which is running CentOS 7. If my /etc/sysconfig/network looks like HOSTNAME=myname NETWORKING_IPV6=yes NETWORKING=yes IPv6 was enabled and I get a global IPv6 address: # ifconfig br0-enp3s0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 … inet6 2a02:aaa:bbbb:cccc:82ee:73ff:fe9d:5909 prefixlen 64 scopeid 0x0<global> inet6 fe80::82ee:73ff:fe9d:5909 prefixlen 64 scopeid 0x20<link> … But if I enable IPV6FORWARDING…

nslookup failures *** UnKnown can’t find www.vmware.com: Query refused

I am on a VMware environment. On the host machine I do C:\WINDOWS\system32>nslookup www.vmware.com Server: UnKnown Address: 109.169.85.7 *** UnKnown can’t find www.vmware.com: Query refused but I can access the site in browser. Every thing is working fine perfectly. I have this question because my virtual machines can not access internet and when I do…