VMware vCenter Appliance Default Gateway issue

Dear all Issue Today a customer called and told me, that he had some issues with access to vCenter from certain networks. After some research we found a wrong (old) default gateway enty in the vCenter. As it was VCSA 6.0 we had no VAMI at this time. So we used the console, but the menu for changing the gateway did not shown up. Access through shell and fireing up the vami in console with:

gave us a lot of errors.   Solution Solution was to change the gatewy with the following line

As this is only a temp. solution,...