server not accessible

all this can be done from rescue mode

 

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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