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Vitor Vaz da Silva Redes de Comunicação de DadosTCP/IP - ICMP 1 ICMP - Internet Control Message Protocol MECANISMO PARA: INFORMAR SOBRE ERROS DETECTAR.

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Presentation on theme: "Vitor Vaz da Silva Redes de Comunicação de DadosTCP/IP - ICMP 1 ICMP - Internet Control Message Protocol MECANISMO PARA: INFORMAR SOBRE ERROS DETECTAR."— Presentation transcript:

1 Vitor Vaz da Silva Redes de Comunicação de DadosTCP/IP - ICMP 1 ICMP - Internet Control Message Protocol MECANISMO PARA: INFORMAR SOBRE ERROS DETECTAR FALHAS CONTROLO ENTRE GATEWAYS

2 Vitor Vaz da Silva Redes de Comunicação de DadosTCP/IP - ICMP 2 ICMP - Internet Control Message Protocol TypeCode 0Echo Reply 3Destination Unreachable 4Source Quench 5Redirect (change a route) 8Echo Request 11Time Exceeded for a Datagram 12Parameter Problem on a Datagram 13Timestamp Request 14Timestamp Reply 15Information Request (obsolete) 16Information Reply (obsolete) 17Address Mask Request 18Address Mask Reply CheckSum Type Sequence numberIdentifier Address Mask

3 Vitor Vaz da Silva Redes de Comunicação de DadosTCP/IP - ICMP 3 0Network Unreachable 1Host Unreachable 2Protocol Unreachable 3Port Unreachable 4Fragmentation needed and DF set (Do not Fragment) 5Source Route Failed 6Destination Network Unknown 7Destination Host Unknown 8Source Host Isolated 9Communication with Destination Network Administratively Prohibited 10Communication with Destination Host Administratively Prohibited 11Network Unreachable for type of service 12Host Unreachable for type of service ICMP - Internet Control Message Protocol Code

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