| Roland J. Schemers III, `fping', Stanford University, 1992. |
....achieved by applying the following techniques : 2.1.1 Host Detection Detection of the availability of a host. The traditional method is to elicit an ICMP ECHO REPLY in response to an ICMP ECHO REQUEST using the ping program. Programs designed to perform host detection in parallel such as fping [3] enable large expanses of IP address space to be mapped quickly. 2.1.2 Service Detection a.k.a. port scanning . Detection of the availability of a TCP, UDP, or RPC service, e.g. HTTP, DNS, NIS, etc. Listening ports often imply associated services, e.g. a listening port 80 tcp often implies an ....
Roland J. Schemers III, `fping', Stanford University, 1992.
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