Denial Of ServiceA denial of service attack on VoIP services can render it useless by causing an intentionally damage to the network and VoIP systems availability. This attack can occur on two levels, standard network dos attacks and VoIP specific dos attacks. Generally we will send tons of data by flooding the network to consume all its resources or a specific protocol in order to overwhelm it with tons of requests. Let�s take a quick overview of the tools available in Backtrack InvitefloodThis tool can be used to flood a target with INVITE requests it can be used to target sip gateways/proxies and sip phones.root@bt:/pentest/voip/inviteflood#...