... shows the structure of the IS-IS common header, which starts every IS-IS
message. The 8-bit PDU type field indicates the type of message that is carried inside the
IS-IS message. On the right of the ... 107
1921.6820.4003.02-00
System-ID
Pseudonod
e-
ID
Fragment-
ID
F
IGURE 4.24. The LSP-ID uniquely identifies an IS-IS router announcement – the first 6 bytes
represent...
... guesswork; everyone's on the same page. I cover
issues
of clarity in Chapter 19.
•
Complete. Good writing is the bun and the beef; the reader gets the complete
package.
With
effective ... absentminded person
with
a mathematical
imagination.
Give me the right word
and the right accent, and I will move the world."
These comments are powerful confirmatio...
... should not use the passive voice. In addition to showing tense
(time), verbs
also
show voice, the form of the verb
that
shows
whether
the sub-
ject performs the action or received the action.
... express a
complete thought. A sentence has two parts: a subject and a predicate. The subject
includes
the noun or pronoun
that
tells what the subject is about. The p...