If an attacker not only identifies the IP address and responsive port numbers of an active host but also its operating system (OS), instead of resorting to brute-force attacks, the attacker can launch more elegant attacks that can produce one- or two-packet “ kills.”
Before You Begin |
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For background information, read Denial-of-Service Attack Overview. |
OS-specific DoS attacks, including ping of death attacks, teardrop attacks, and WinNuke attacks, can cripple a system with minimum effort. If JUNOS Software is protecting hosts susceptible to these attacks, you can configure JUNOS Software to detect these attacks and block them before they reach their target.