Tady je výpis když mám ip tables prázdné.
root@vps:~# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: venet0: <BROADCAST,POINTOPOINT,NOARP,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
link/void
inet 127.0.0.2/32 scope host venet0
inet 37.205.*.*/32 scope global venet0:0
inet6 2a01:430:*:*::ffff:*/128 scope global
valid_lft forever preferred_lft forever
root@vps:~# cat /etc/network/interfaces
# This configuration file is auto-generated.
#
# WARNING: Do not edit this file, your changes will be lost.
# Please create/edit /etc/network/interfaces.head and
# /etc/network/interfaces.tail instead, their contents will be
# inserted at the beginning and at the end of this file, respectively.
#
# NOTE: it is NOT guaranteed that the contents of /etc/network/interfaces.tail
# will be at the very end of this file.
#
# Auto generated lo interface
auto lo
iface lo inet loopback
# Auto generated venet0 interface
auto venet0
iface venet0 inet manual
up ifconfig venet0 up
up ifconfig venet0 127.0.0.2
up route add default dev venet0
down route del default dev venet0
down ifconfig venet0 down
iface venet0 inet6 manual
up ifconfig venet0 add 2a01:430:*:*::ffff:*/128
down ifconfig venet0 del 2a01:430:*:*::ffff:*/128
up route -A inet6 add default dev venet0
down route -A inet6 del default dev venet0
auto venet0:0
iface venet0:0 inet static
address 37.205.*.*
netmask 255.255.255.255
root@vps:~# route
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
default * 0.0.0.0 U 0 0 0 venet0
root@vps:~#
tady když mám politiku drop
root@vps:~# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: venet0: <BROADCAST,POINTOPOINT,NOARP,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
link/void
inet 127.0.0.2/32 scope host venet0
inet 37.205.*.*/32 scope global venet0:0
inet62a01:430:*:*::ffff:*/128 scope global
valid_lft forever preferred_lft forever
root@vps:~# cat /etc/network/interfaces
# This configuration file is auto-generated.
#
# WARNING: Do not edit this file, your changes will be lost.
# Please create/edit /etc/network/interfaces.head and
# /etc/network/interfaces.tail instead, their contents will be
# inserted at the beginning and at the end of this file, respectively.
#
# NOTE: it is NOT guaranteed that the contents of /etc/network/interfaces.tail
# will be at the very end of this file.
#
# Auto generated lo interface
auto lo
iface lo inet loopback
# Auto generated venet0 interface
auto venet0
iface venet0 inet manual
up ifconfig venet0 up
up ifconfig venet0 127.0.0.2
up route add default dev venet0
down route del default dev venet0
down ifconfig venet0 down
iface venet0 inet6 manual
up ifconfig venet0 add 2a01:430:*:*::ffff:*/128
down ifconfig venet0 del 2a01:430:*:*::ffff:*/128
up route -A inet6 add default dev venet0
down route -A inet6 del default dev venet0
auto venet0:0
iface venet0:0 inet static
address 37.205.*.*
netmask 255.255.255.255
root@vps:~# route
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
default * 0.0.0.0 U 0 0 0 venet0
root@vps:~#