Name three network tools used to determine where a network connectivity is lost between two sites A&B?
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PINGIMCP echo request utility. This utility is excellent for rudimentary estimation of the round-trip time and packet loss rate between hosts.TRACEROUTE (Win32 and *NIX versions differ somewhat)UDP/ICMP utility which uses TTL as a mechanism to discover gateways between networks which are being traversed from point A to point B. TELNETTCP based application layer connectivity you can specify a port and look at banners, etc.
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