diff options
author | Paul Vinciguerra <pvinci@vinciconsulting.com> | 2019-10-17 21:08:17 -0400 |
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committer | Andrew Yourtchenko <ayourtch@gmail.com> | 2019-11-05 10:25:43 +0000 |
commit | 9e20470cb3fa66a3b1fbdb24c6316aee596a02ae (patch) | |
tree | 13961d6678057b58477ffe19ede1725d05e29b66 | |
parent | 3d30598b7b4dd6d7dbffc883a96692e90e4320f5 (diff) |
ip: trivial typos in docs
Type: style
Change-Id: I620f15b96ee5401e0145a139f06d343d7c4fadb4
Signed-off-by: Paul Vinciguerra <pvinci@vinciconsulting.com>
(cherry picked from commit f158944cc4f1bfcc21bed16f5c6f9177734adecd)
-rw-r--r-- | src/vnet/ip/punt.api | 2 | ||||
-rw-r--r-- | src/vnet/ip/punt.rst | 16 |
2 files changed, 9 insertions, 9 deletions
diff --git a/src/vnet/ip/punt.api b/src/vnet/ip/punt.api index 9890385fe5a..dc9fc9fd96f 100644 --- a/src/vnet/ip/punt.api +++ b/src/vnet/ip/punt.api @@ -137,7 +137,7 @@ typedef punt_reason string name[]; }; -/** \brief Dump all or one of the excpetion punt reasons +/** \brief Dump all or one of the exception punt reasons * @param - If the string is not set punt dump all reasons * else dump only the one specified */ diff --git a/src/vnet/ip/punt.rst b/src/vnet/ip/punt.rst index 3f1a9d4a844..868ac4194f5 100644 --- a/src/vnet/ip/punt.rst +++ b/src/vnet/ip/punt.rst @@ -15,25 +15,25 @@ the system the opportunity to handle this packet. 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 @@ packets to be punted: 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 @@ Passive Punt 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. |