Re: [ovs-dev] [ICMP v2 2/7] ovn-sb: Fix "ip.ttl--" lower limit description.

[Russell Bryant]

On Tue, Nov 3, 2015 at 6:48 PM, Justin Pettit <jpet...@nicira.com> wrote:

> To decrement the IP TTL, the existing TTL can't be less than two.  The
> field is not bit-maskable, though, so "ip.ttl < 2" will not work.
>
> Signed-off-by: Justin Pettit <jpet...@nicira.com>
> ---
>  ovn/ovn-sb.xml |    3 ++-
>  1 files changed, 2 insertions(+), 1 deletions(-)
>
> diff --git a/ovn/ovn-sb.xml b/ovn/ovn-sb.xml
> index 9c2d411..e674f3a 100644
> --- a/ovn/ovn-sb.xml
> +++ b/ovn/ovn-sb.xml
> @@ -870,7 +870,8 @@
>              Decrements the IPv4 or IPv6 TTL.  If this would make the TTL
> zero
>              or negative, then processing of the packet halts; no further
>              actions are processed.  (To properly handle such cases, a
> -            higher-priority flow should match on <code>ip.ttl &lt;
> 2</code>.)
> +            higher-priority flow should match on
> +            <code>ip.ttl == {0, 1};</code>.)
>            </p>
>
>            <p><b>Prerequisite:</b> <code>ip</code></p>
>

Acked-by: Russell Bryant <rbry...@redhat.com>
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