Host security

Unanswered Question
Dec 30th, 2008
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Hi All,

I use 2611XM as a router for my voice platform. I want to restrict web browsing access on the client. So i made an access list and placed it oubound on wan interface. After this my phones are not able to register with the IP PBX server. I use Asterisk Server as IP PBX.

permit udp any eq domain

permit udp any range 16384 32767

permit udp any eq 4569

permit udp any eq 5036

permit udp any eq 5060

permit icmp any

permit udp any eq ntp

Any help would be greatly appreciated.



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Overall Rating: 4 (1 ratings)
Edison Ortiz Tue, 12/30/2008 - 16:53
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Kind of hard to tell what protocols your phones are using but you can add a deny ip any any log at the end of the ACL and boot up a phone and see what protocols are being used by looking at the log.




bansal.ojasvi Thu, 01/01/2009 - 09:10
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Thanks Edison,

I will try using deny ip any any log. I use SIP as the VOIP protocol.



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