edit iptables

iptables/modules/ROOT/pages/index.adoc

@@ -279,8 +279,8 @@ The 3 most commonly used targets are **ACCEPT**, **DROP**, and **jump** to a use
 While built-in chains can have default policies, user-defined chains can not.  
 ====
 
-- If every rule in a chain that you jumped fails to provide a complete match, the packet is dropped back into the calling chain as illustrated 
+- If every rule in a chain that you jumped fails to provide a complete match, the packet is dropped back into the calling chain as illustrated here:
-http://docs.swarmlab.io/lab/sec/images/table_subtraverse.jpg[here^].  
+image::ROOT:table_subtraverse.jpg[chain,float=right]
 
 - If at any time a complete match is achieved for a rule with a **DROP** target, the packet is dropped and no further processing is done.  
 - If a packet is **ACCEPT**ed within a chain, it will be **ACCEPT**ed in all superset chains also and it will not traverse any of the superset chains any further.