1. Formato do Datagrama IPversão do Protocolo IP32 bits tamanho totaldo datagramatamanho do header ver head. type oflenght(bytes)(bytes) len serviceClasse de serviço…

Slide 1 The Network Layer Chapter 5 Slide 2 The IP Protocol The IPv4 (Internet Protocol) header. Slide 3 IP datagram format ver length 32 bits data (variable length, typically…

Slide 1 4: Network Layer4b-1 IP datagram format ver length 32 bits data (variable length, typically a TCP or UDP segment) 16-bit identifier Internet checksum time to live…

Slide 1 Slide 2 4: Network Layer4b-1 Network Layer Protocols CSIT435 Spring 2002 Slide 3 4: Network Layer4b-2 IP datagram format ver length 32 bits data (variable length,…

Slide 1 1 Routing Protocols and Forwarding  The IP protocol  Routing Protocols o Intra-domain (inside an AS) o Inter-domain (between ASes)  Forwarding: inside a…

Slide 1 ICMP RFC 792 Internet Control Message Protocol RFC 1256 ICMP Router Discovery Message Slide 2 Slide 3 ICMP: Internet Control Message Protocol used by hosts &…

Slide 1 Lecture 14 ICMP: Internet Control Message Protocol r used by hosts, routers, gateways to communication network-level information m error reporting: unreachable host,…