Where would network testing be included in an IP packet?
A. IP Options field
B. Identification field
C. Type of Service field
D. Reservation field
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Answer: A
The following are the fields in an IP segment,
their length, and their definitions:
VERS (Version number - 16 bits)
HLEN (Number of 32-bit words in the header - 4 bits)
Type of Server (How the datagram should be handled - 32 bits)
Total Length (Total length of header and data - 32 bits)
Identification (Provide fragmentation of datagrams to allow
different MTUs in the internet - 4 bits)
Flags (Provide fragmentation of datagrams to allow different
MTUs in the internet - 4 bits)
Frag Offset (Provide fragmentation of datagrams to allow
different MTUs in the internet - 6 bits)
TTL (Time-To-Live - 6 bits)
Protocol (Upperlayer protocol sending the datagram - 16 bits)
Header Checksum )Integrity check on the header - 16 bits)
Source IP Address (32 bits)
Destination IP Address (32 bits)
IP Options (network testing, debugging, security and others
- 4 bits)
Data (4 bits).
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CCNA 
