Linux tcpdump command examples. tcpdump is a most powerful and widely used command-line packets sniffer or package analyzer tool which is used to capture or filter TCP/IP packets that received or transferred over a network on a specific interface.
2 Answers 2. Merge takes both geometry and attributes and combines (merges) the entire dataset into a new feature dataset. Append is good way to join extra data to an existing dataset - it can have options to control subtypes of features being appended.
append. 1  to add as a supplement, accessory, or appendix; subjoin: to append a note to a letter. 2  to attach or suspend as a pendant. 3  to sign a document with; affix: to append one's signature to a will.