ip: trivial typos in docs
Type: style
Change-Id: I620f15b96ee5401e0145a139f06d343d7c4fadb4
Signed-off-by: Paul Vinciguerra <pvinci@vinciconsulting.com>
diff --git a/src/vnet/ip/punt.rst b/src/vnet/ip/punt.rst
index 3f1a9d4..868ac41 100644
--- a/src/vnet/ip/punt.rst
+++ b/src/vnet/ip/punt.rst
@@ -15,25 +15,25 @@
A popular meaning of punt is to send packets to the user/control-plane.
This is specific option of the more general case above, where VPP is
-handing the packet to the control-plane for further prosessing.
+handing the packet to the control-plane for further processing.
The Punt Infrastructure
_______________________
Exception packets are those that a given node cannot handle via normal
-mecahnisms.
+mechanisms.
Punting of exception packets is handled via the VLIB 'punt
infra'. There are two types of nodes; sources and sinks. Sources
-allocate a punt 'reason' from the infrastructre and load time. When
-they encouter an exception during switch time it will tag the packet
+allocate a punt 'reason' from the infrastructure and load time. When
+they encounter an exception during switch time it will tag the packet
with the reason and ship the packet of the the punt-dispatch node. A
sink will register with the punt infra at load time so it can receive
-packets that were punted for that reason. If no sinks are registerd
+packets that were punted for that reason. If no sinks are registered
for a given reason the packet is dropped, if multiple sinks register
the packets are replicated.
This mechanism allows us to extend the system to deal with packets
-that the source node would otherise drop.
+that the source node would otherwise drop.
Punting to the Control Plane
@@ -50,7 +50,7 @@
1) a matching UDP port
2) a matching IP protocol (i.e. OSPF)
-3) a matching punt excpetion reason (see above)
+3) a matching punt exception reason (see above)
Depending on the type/classification of the packet to be punted, that
active punt will register itself into the VLIB graph to receive those
@@ -70,7 +70,7 @@
VPP input packet processing can be described as a series of
classifiers. For example, a sequence of input classifications could
be, is it IP? is it for-us? is it UDP? is it a known UDP-port? If at
-some point in this pipline VPP has no further classifications to make,
+some point in this pipeline VPP has no further classifications to make,
then the packet can be punted, which means sent to ipX-punt node. This
is described as passive since the control-plane is thus receiving
every packet that VPP does not itself handle.