Changeset 354

Timestamp:

25/08/14 08:51:50 (8 years ago)

Author:

ietf-pcp@…

Message:

re-word the section on retransmissions

File:

• draft-cheshire-pcp-anycast/draft-ietf-pcp-anycast.xml (modified) (1 diff)

draft-cheshire-pcp-anycast/draft-ietf-pcp-anycast.xml

@@ -160 +160 @@
         
         <t>If contacting the configured PCP server or the default router
-        does not succeed within the retransmission period, the PCP client
-        re-initializes RT based on IRT, as described in Section 8.1.1 of 
-        <xref target="RFC6887"/>. The PCP client sets
-        MRC to 4 and sends a PCP request to the PCP anycast address.
-        The PCP client SHOULD select the PCP anycast address to be of the
+        does not succeed with this first approach, the PCP client 
+        re-initializes RT based on IRT, and
+        it resets MRC to its "normal" value (0 unless a different value is
+        requested by the application), as described in Section 8.1.1 of
+        <xref target="RFC6887"/>.
+        Then, the PCP client repeatedly transmits a message to the
+        configured PCP server or the default router, waits RT, transmits a
+        message to the anycast address, waits RT, recalculates RT as specified
+        in Section 8.1.1 of <xref target="RFC6887"/>, and starts again
+        with a retransmission to the configured PCP server or the default
+        router. This procedure continues until a reply is received or
+        or the PCP client is no longer interested in the PCP transaction
+        or the message exchange is considered to have failed according to
+        MRC/MRD.</t>
+       
+        <t>The PCP client SHOULD select the PCP anycast address to be of the
         same IP address family as its requested PCP mapping (i.e., the
         address family of the Requested External IP Address).</t>
         
-        <t>If no reply
-        or an error message is received within the retransmission period,
-        the PCP client continues the whole procedure (i.e., starting again
-        with the configured PCP server or the default router) until it
-        receives a response or the client no longer wants a mapping.
-        However, after the first round, RT is no longer re-initialized.</t>
       </section>