September 2020
Intermediate to advanced
570 pages
14h 31m
English
book
CCNP Enterprise Design ENSLD 300-420 Official Cert Guide: Designing Cisco Enterprise Networks
by Anthony Bruno, Steve Jordan
Content preview from CCNP Enterprise Design ENSLD 300-420 Official Cert Guide: Designing Cisco Enterprise Networks
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Appendix E. Memory Tables Answer Key
Chapter 1
Table 1-2 IP Protocol Numbers
Protocol Number |
IP Protocol |
1 |
Internet Control Message Protocol (ICMP) |
2 |
Internet Group Management Protocol (IGMP) |
6 |
Transmission Control Protocol (TCP) |
17 |
User Datagram Protocol (UDP) |
41 |
IPv6 encapsulation |
50 |
Encapsulating Security Payload (ESP) |
51 |
Authentication Header (AH) |
58 |
ICMPv6 |
88 |
Enhanced Interior Gateway Routing Protocol (EIGRP) |
89 |
Open Shortest Path First (OSPF) |
103 |
Protocol-Independent Multicast (PIM) |
112 |
Virtual Router Redundancy Protocol (VRRP) |
Table 1-3 IPv4 Header Fields
Field |
Length |
Description |
Version |
4 bits |
Indicates the IP header’s format, based on the version number. Set to 0100 for IPv4. |
IHL |
4 bits |
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