Name

Source IP Address

Synopsis

Identifies the datagram’s original sender, as referenced by the 32-bit IP address in use on that system.

Size

Thirty-two bits.

Notes

This field identifies the original creator of the datagram, but does not necessarily identify the device that sent this particular packet.

Capture Sample

In the capture shown in Figure 2.20, the Source Address field is shown here as Ferret, which is 192.168.10.10 (or hexadecimal “c0 a8 0a 0a”).

The Source Address field
Figure 2.20. The Source Address field
See Also

Destination IP Address

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