[asterisk-users] Asterisk sip attack

[Gareth Blades]

bayardo.sanchez at gmail.com wrote:
> This week I was experiencing attacks sip log into my accounts were more than 1,000 requests for records Sip accounts in less than an hour THROUGH deny  the ip of my router access list in cisco and my asterisk server to go through the iptables drop ip attacker is a way for an account with another ip can not log into my asterisk server to add some command in my sip.conf for deny register account sip in my asterisk? 
> --
> Sent from my BlackBerry®
> VoIP, Windows/Linux Administration and Network Management
> US Numbers: 561-886-0664
> Nicaragua Mobile: +505.8488.6876

Have a look at fail2ban.
Otherwise please add some punctuation to your original question because 
at the moment I cant tell what you are actually asking for.