Fixed typos in tikz figure

all-ebooks · Dec 4, 2019 · f43fb7b · f43fb7b
1 parent ec13d78
commit f43fb7b
Showing 1 changed file with 32 additions and 32 deletions.
diff --git a/exercises/routing-protocols.rst b/exercises/routing-protocols.rst
@@ -1235,36 +1235,35 @@ d. What are the BGP messages that will be exchanged when the link between ``AS3`
 
 4. The network below contains nine ASes with one host per AS. Assuming that ``AS1`` announces prefix `p1` and that ``AS2`` announces prefix `p2`.
 
-  .. tikz:: A simple Internet
-     :libs: shapes, positioning, matrix, arrows, shapes 
-
-     \tikzstyle{arrow} = [thick,->,>=stealth]
-     \tikzset{router/.style = {rectangle, draw, text centered, minimum height=2em}, }
-     \tikzset{host/.style = {circle, draw, text centered, minimum height=2em}, }
-     \tikzset{ftable/.style={rectangle, dashed, draw} }
-     \tikzset{as/.style={cloud, draw,cloud puffs=10,cloud puff arc=120, aspect=2, minimum height=1em, minimum width=1em} }
-     \tikzset{state/.style={circle, draw, minimum height=2cm, minimum width=2cm} }
-
-     \node[as] (AS2) {AS2};
-     \node[as, right of=AS2] (AS3) {AS3};
-     \node[as, above of=AS3] (AS4) {AS4};
-     \node[as, right of=AS3] (AS6) {AS6}; 
-     \node[as, above of=AS6] (AS5) {AS5};
-     \node[as, right of=AS6] (AS8) {AS8}; 
-     \node[as, right of=AS5] (AS7) {AS7};
-     \node[as, right of=AS8] (AS1) {AS1};
-     % customer provider
-     \draw[->, line width=1.5mm]
-     (AS2) edge node [pos=0.5, sloped, above] {\texttt{\$}} (AS3)
-     (AS3) edge node [pos=0.5, sloped, above] {\texttt{\$}} (AS4)
-     (AS4) edge node [pos=0.5, sloped, above] {\texttt{\$}} (AS5)
-     (AS7) edge node [pos=0.5, sloped, above] {\texttt{\$}} (AS5)
-     (AS5) edge node [pos=0.5, sloped, above] {\texttt{\$}} (AS6)
-     (AS1) edge node [pos=0.5, sloped, above] {\texttt{\$}} (AS8);
-     \path[draw, line width= 1 mm]
-     (AS3) edge node [sloped, midway, above] {\textbf{=}} (AS6)
-     (AS6) edge node [sloped, midway, above] {\textbf{=}} (AS8)
-     (AS8) edge node [sloped, midway, above] {\textbf{=}}  (AS7);
+     .. tikz:: A simple Internet
+        :libs: shapes, positioning, matrix, arrows, shapes 
+
+        \tikzstyle{arrow} = [thick,->,>=stealth]
+        \tikzset{router/.style = {rectangle, draw, text centered, minimum height=2em}, }
+        \tikzset{host/.style = {circle, draw, text centered, minimum height=2em}, }
+        \tikzset{ftable/.style={rectangle, dashed, draw} }
+	\tikzset{as/.style={cloud, draw,cloud puffs=10,cloud puff arc=120, aspect=2, minimum height=1em, minimum width=1em} }
+
+	\node[as] (AS2) {AS2};
+	\node[as, right=of AS2] (AS3) {AS3};
+	\node[as, above=of AS3] (AS4) {AS4};
+	\node[as, right=of AS3] (AS6) {AS6}; 
+	\node[as, above=of AS6] (AS5) {AS5};
+	\node[as, right=of AS6] (AS8) {AS8}; 
+	\node[as, right=of AS5] (AS7) {AS7};
+	\node[as, right=of AS8] (AS1) {AS1};
+	% customer provider
+	\draw[->, line width=1.5mm]
+	(AS2) edge node [pos=0.5, sloped, above] {\texttt{\$}} (AS3)
+	(AS3) edge node [pos=0.5, sloped, above] {\texttt{\$}} (AS4)
+	(AS4) edge node [pos=0.5, sloped, above] {\texttt{\$}} (AS5)
+	(AS7) edge node [pos=0.5, sloped, above] {\texttt{\$}} (AS5)
+	(AS5) edge node [pos=0.5, sloped, above] {\texttt{\$}} (AS6)
+	(AS1) edge node [pos=0.5, sloped, above] {\texttt{\$}} (AS8);
+	\path[draw, line width= 1 mm]
+	(AS3) edge node [sloped, midway, above] {\textbf{=}} (AS6)
+	(AS6) edge node [sloped, midway, above] {\textbf{=}} (AS8)
+	(AS8) edge node [sloped, midway, above] {\textbf{=}}  (AS7);
 
 
    a. What is the Loc-RIB of ``AS6`` for prefix `p1` ? Indicate which is the best route towards this prefix.
@@ -1276,15 +1275,16 @@ d. What are the BGP messages that will be exchanged when the link between ``AS3`
 
 5. Let us now consider another example, also implemented using an IPMininet_ script. The network contains eight ASes with one host per AS. This small Internet is shown below and the script is available from :download:`/exercises/ipmininet_scripts/ebgp-bug-3.py`.
 
-    .. tikz:: A simple Internet
+
+     .. tikz:: A simple Internet
         :libs: shapes, positioning, matrix, arrows, shapes 
 
         \tikzstyle{arrow} = [thick,->,>=stealth]
         \tikzset{router/.style = {rectangle, draw, text centered, minimum height=2em}, }
         \tikzset{host/.style = {circle, draw, text centered, minimum height=2em}, }
         \tikzset{ftable/.style={rectangle, dashed, draw} }
 	\tikzset{as/.style={cloud, draw,cloud puffs=10,cloud puff arc=120, aspect=2, minimum height=1em, minimum width=1em} }
-
+   
         \node[as] (AS1) {AS1};
         \node[as, right=of AS1] (AS2) {AS2};
 	\node[as, above=of AS2] (AS3) {AS3};