Hi all,
The problem I have been experiencing since last month is that some of my
customers are getting calls with Asterisk Unknown caller id. Most of
them in the middle of the night. And my asterisk server has no record of
these calls. The customers were getting irritated as you can imagine. I
On 28 Feb 2011, at 10:33, Rizwan Hisham wrote:
The problem I have been experiencing since last month is that some of my
customers are getting calls with Asterisk Unknown caller id. Most of them
in the middle of the night. And my asterisk server has no record of these
calls. The customers
On Monday 28 Feb 2011, Steven Howes wrote:
'asterisk security' is a misleading subject line. Guessing someone just
scanned some IP addresses and made calls. You need what's called a
'firewall'.
Well, assuming you're on Linux then you've already *got* a firewall. Just add
some iptables rules
Probably, you are receiving INVITE attacks from some tool like sipvicious.
You should rearange your network to cover some inportant security issues.
The IP address of you server can be revealed in some unincrypted SIP
signaling of some call through the Internet to/from your server's client, or
thanks for the replies.
I dont want to rule-out the possibility of network sniffing. I am sure its
not an inside job. The server is off-site and is hosted by a very well
reputed hosting company. So if someone is sniffing, what should I do?
Probably, you are receiving INVITE attacks from some
...@lists.digium.com
[mailto:asterisk-users-boun...@lists.digium.com] On Behalf Of Ricardo
Carvalho
Sent: Monday, February 28, 2011 6:31 AM
To: Asterisk Users Mailing List - Non-Commercial Discussion
Subject: Re: [asterisk-users] asterisk securityagain
Probably, you are receiving INVITE
] asterisk securityagain
Probably, you are receiving INVITE attacks from some tool like sipvicious.
You should rearange your network to cover some inportant security issues.
The IP address of you server can be revealed in some unincrypted SIP
signaling of some call through the Internet
-users] asterisk securityagain
Probably, you are receiving INVITE attacks from some tool like sipvicious.
You should rearange your network to cover some inportant security issues.
The IP address of you server can be revealed in some unincrypted SIP
signaling of some call through
On 02/28/2011 07:27 AM, Rizwan Hisham wrote:
Any suggestions on encrypting the sip and rtp. I have done some googling
on it. looks like it is not supported by most end point devices or
service providers. But still your thoughts will be appreciated on this
subject.
You cannot protect a remote
Thanks Mr. Kevin.
Can anyone please also tell me which firewall is best suited for
asterisk/sip attack prevention. Is there any firewall built specially to
address sip security problems?
On Mon, Feb 28, 2011 at 6:38 PM, Kevin P. Fleming kpflem...@digium.comwrote:
On 02/28/2011 07:27 AM, Rizwan
] asterisk securityagain
Thanks Mr. Kevin.
Can anyone please also tell me which firewall is best suited for asterisk/sip
attack prevention. Is there any firewall built specially to address sip
security problems?
On Mon, Feb 28, 2011 at 6:38 PM, Kevin P. Fleming
kpflem...@digium.commailto:kpflem
...@computer-business.com
To: asterisk-users@lists.digium.com
Date: Mon, 28 Feb 2011 10:27:33 -0500
Subject: Re: [asterisk-users] asterisk securityagain
http://sipera.com/ is one such product. From:
asterisk-users-boun...@lists.digium.com
[mailto:asterisk-users-boun...@lists.digium.com] On Behalf
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