Am 31.01.2013 12:47, schrieb Ed Greshko: > On 01/31/2013 06:36 PM, Reindl Harald wrote: >> >> Am 31.01.2013 11:29, schrieb Ed Greshko: >>> 0. yum install firewalld firewall-config >>> 1. systemctl disable (or mask) iptables.service >>> 1a. systemctl disable (or mask) ip6tables.service >>> 2. systemctl status firewalld.service >>> should show enabled >>> 3. reboot >> why reboot? >> this is not a kernel update nor windows > > It may have been an aberration.... However, the previous machine I had > done this on was running quite a few services and things were "wonky" > with connections afterwards. maybe, but my point is that someone should not blindly reboot before verify that at least a new ssh connection is possible by changes to services which my block any network traffic if things are not going perfectly genereally: * leave open one ssh connection as safety net * after changes try a new one this works even if you did make a mistake which causes sshd to refuse start, it does usually not bring down existing sessions and so you can fix the problem
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