The server is back online now after the reboot. The public inte**ce is working fine now after the reboot. Please see the enclosed snippet.
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$ ssh root@173.192.*.*
The authenticity of host '173.192.*.* (173.192.*.*)' can't be established.
RSA key fingerprint is af:4f:79:80:c1:97:ab:2d:a3:d5:da:e5:**:**:**:**.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added '173.192.*.*' (RSA) to the list of known hosts. root@173.192.*.*'s password:
Last login: Sat Feb 12 14:42:23 2011 from 66.228.*.*
[root@server ~]#
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Kindly refer the following tutorials to get help on the apf firewall commands.
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http://niyaas.blogspot.com/2008/01/apf-commands.html
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You can stop the iptables by issuing the following command after saving the iptables rule with 'iptables-save' command
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/etc/init.d/iptables stop
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Please check the status of the server and let me know if you have any further issues.