OpenForum RSS: ��

�� (nomas)

Fri, 19 Aug 2011 07:49:57 GMT

>[�� ]
>> � �� !
> ��, �� ?
> � /etc/ � �� sysctl.conf
> ��
> # Controls IP packet forwarding
> net.ipv4.ip_forward = 1
> ��
> iptables -t nat -A POSTROUTING -p tcp --dst IP_game-server --dport 2106 -j
> SNAT \
> --to-source IP_VPS

�� .
sysctl — � BSD � Linux — ��, �� , ��, �� .

�� (nomas)

Fri, 19 Aug 2011 07:41:21 GMT

>[�� ]
>> :OUTPUT ACCEPT [3:172]
>> -A PREROUTING -d IP_VPS -p tcp -m tcp --dport 2106 -j DNAT
>> --to-destination IP_game_server
>> -A OUTPUT -d IP_VPS -p tcp -m tcp --dport 2106 -j DNAT
>> --to-destination IP_game_server
>> COMMIT
> �� 3 ��
> sysctl net.ipv4.ip_forward = 1
> ��, �� cat /proc/sys/net/ipv4/ip_forward = 0 ��
> � �� !

��, �� ?
� /etc/ � �� sysctl.conf
��
# Controls IP packet forwarding
net.ipv4.ip_forward = 1

��
iptables -t nat -A POSTROUTING -p tcp --dst IP_game-server --dport 2106 -j SNAT \
--to-source IP_VPS

�� (reader)

Fri, 19 Aug 2011 06:37:51 GMT

>[�� ]
>> :OUTPUT ACCEPT [3:172]
>> -A PREROUTING -d IP_VPS -p tcp -m tcp --dport 2106 -j DNAT
>> --to-destination IP_game_server
>> -A OUTPUT -d IP_VPS -p tcp -m tcp --dport 2106 -j DNAT
>> --to-destination IP_game_server
>> COMMIT
> �� 3 ��
> sysctl net.ipv4.ip_forward = 1
> ��, �� cat /proc/sys/net/ipv4/ip_forward = 0 ��
> � �� !

��, �� , �� - �� IP_VPS, � �� IP_game_server , ��

�� (rusadmin)

Fri, 19 Aug 2011 02:21:46 GMT

>[�� ]
> # Generated by iptables-save v1.3.5 on Fri Aug 19 01:14:23 2011
> *nat
> :PREROUTING ACCEPT [428:23566]
> :POSTROUTING ACCEPT [4:232]
> :OUTPUT ACCEPT [3:172]
> -A PREROUTING -d IP_VPS -p tcp -m tcp --dport 2106 -j DNAT
> --to-destination IP_game_server
> -A OUTPUT -d IP_VPS -p tcp -m tcp --dport 2106 -j DNAT
> --to-destination IP_game_server
> COMMIT

�� 3 �� sysctl net.ipv4.ip_forward = 1
��, �� cat /proc/sys/net/ipv4/ip_forward = 0 �� !

�� (nomas)

Thu, 18 Aug 2011 21:18:27 GMT

>[�� ]
>> DNAT \
>> --to-destination 111.111.111.111
>> �� (VPS) ��
>> �� .
>> �� .
>> � �� .
>> �� , �� ?
> ???
> cat /proc/sys/net/ipv4/ip_forward
> iptables-save

�� .
� /proc/sys/net/ipv4/ip_forward
0

iptables-save
# Generated by iptables-save v1.3.5 on Fri Aug 19 01:14:23 2011
*mangle
:PREROUTING ACCEPT [708:45439]
:INPUT ACCEPT [690:44467]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [693:50556]
:POSTROUTING ACCEPT [693:50556]
COMMIT
# Completed on Fri Aug 19 01:14:23 2011
# Generated by iptables-save v1.3.5 on Fri Aug 19 01:14:23 2011
*filter
:INPUT ACCEPT [707:46039]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [710:51880]
COMMIT
# Completed on Fri Aug 19 01:14:23 2011
# Generated by iptables-save v1.

�� (reader)

Thu, 18 Aug 2011 21:02:54 GMT

>[�� ]
> ��
> ��
> iptables -t nat -A OUTPUT --dst 222.222.222.222 -p tcp --dport 2106 -j
> DNAT \
> --to-destination 111.111.111.111
> �� (VPS) ��
> �� .
> �� .
> � �� .
> �� , �� ?

???
cat /proc/sys/net/ipv4/ip_forward
iptables-save

�� (nomas)

Thu, 18 Aug 2011 20:41:00 GMT

>[�� ]
> �� sysctl net.ipv4.ip_forward = 1 ��
> �� (��)
> �� -�� . � �� :
> 111.111.111.111 ip ��
> 222.222.222.222 ip vps � centos �� .
> �� 222.222.222.222:
> iptables -t nat -A PREROUTING -p tcp -d 222.222.222.222 --dport 2106 -j
> DNAT --to-destination 111.111.111.111
> �� ip 111.111.111.111 ��, � ��
> �� .

��
��

iptables -t nat -A OUTPUT --dst 222.222.222.222 -p tcp --dport 2106 -j DNAT \
--to-destination 111.111.111.111

�� (VPS) �� .
�� .
� �� .
�� , �� ?

�� (rusadmin)

Thu, 18 Aug 2011 11:32:40 GMT

>> iptables forward accept?
>> sysctl ipv4 forward=1?
> # Controls IP packet forwarding
> net.ipv4.ip_forward = 1
> ��?

�� iptables -P FORWARD ACCEPT �� .

�� sysctl net.ipv4.ip_forward = 1 �� (��)

�� -�� . � �� :
111.111.111.111 ip ��
222.222.222.222 ip vps � centos �� .
�� 222.222.222.222:
iptables -t nat -A PREROUTING -p tcp -d 222.222.222.222 --dport 2106 -j DNAT --to-destination 111.111.111.111
�� ip 111.111.111.111 ��, � �� .

�� (nomas)

Wed, 17 Aug 2011 20:04:14 GMT

> iptables forward accept?
> sysctl ipv4 forward=1?

# Controls IP packet forwarding
net.ipv4.ip_forward = 1
��?

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�� (nomas)

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