server not accessible

all this can be done from rescue mode

 After enabling the rescue system you need to reboot the server in the next 60 minutes to activate it. After another reboot your server will boot from its local disk again.

1.disk

2./etc/sysconfig/network-scripts 




3.flush iptables

in etc/rc/local


/sbin/iptbles -F


4. change kernel 




[root@plskcp network-scripts]# cat ifcfg-eth0

BOOTPROTO=none

DEFROUTE=yes

DEVICE=eth0

GATEWAY=51.195.88.254

HWADDR=a0:42:3f:46:ef:82

IPADDR=51.195.88.114

NETMASK=255.255.255.0

ONBOOT=yes

TYPE=Ethernet

USERCTL=no


with IPv6 


BOOTPROTO=none

DEFROUTE=yes

DEVICE=eth0

GATEWAY=213.136.81.1

HWADDR=00:50:56:44:fc:33

IPADDR=213.136.81.82

IPV6ADDR=2a02:c207:2078:0211:0000:0000:0000:0001/64

IPV6INIT=yes

IPV6_AUTOCONF=no

IPV6_DEFAULTGW=fe80::1

IPV6_FORCE_ACCEPT_RA=no

NETMASK=255.255.255.0

ONBOOT=yes

TYPE=Ethernet


server Ip was different so check with ip a and confirm


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