From 2455ce5da0ac335d3f09c24aab803bd080cd90fb Mon Sep 17 00:00:00 2001
From: bodea <bodea>
Date: Thu, 18 Nov 2004 13:15:28 +0000
Subject: [PATCH] Allow LCP re-negotiation after connection completes

---
 Changes | 1 +
 ppp.c   | 8 ++++++--
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/Changes b/Changes
index 6ff4fec..73c8112 100644
--- a/Changes
+++ b/Changes
@@ -10,6 +10,7 @@
 - Revise nsctl to allow arbitrary strings/args to be passed to plugins.
 - Add snoopctl, throttlectl plugins.
 - Fix deletion from linked list.
+- Allow LCP re-negotiation after connection completes (thanks Yuri).
 
 * Mon Nov 15 2004 Brendan O'Dea <bod@optusnet.com.au> 2.0.7
 - Fix socket creation in host_unreachable() (thanks to Bjørn Augestad)
diff --git a/ppp.c b/ppp.c
index 54e473d..81727e9 100644
--- a/ppp.c
+++ b/ppp.c
@@ -1,6 +1,6 @@
 // L2TPNS PPP Stuff
 
-char const *cvs_id_ppp = "$Id: ppp.c,v 1.26 2004/11/16 07:54:32 bodea Exp $";
+char const *cvs_id_ppp = "$Id: ppp.c,v 1.27 2004/11/18 13:15:28 bodea Exp $";
 
 #include <stdio.h>
 #include <string.h>
@@ -600,6 +600,10 @@ void processipcp(tunnelidt t, sessionidt s, u8 *p, u16 l)
 		session[s].flags |= SF_IPCP_ACKED;
 
 		LOG(3, session[s].ip, s, t, "IPCP Acked, session is now active\n");
+
+		// clear  LCP_ACKED flag  for possible fast renegotiaion for routers
+		session[s].flags &= ~SF_LCP_ACKED;
+
 		return;
 	}
 	if (*p != ConfigReq)
@@ -840,7 +844,7 @@ void processccp(tunnelidt t, sessionidt s, u8 *p, u16 l)
 			*p = TerminateAck;		// close
 		if (!(q = makeppp(b, sizeof(b), p, l, t, s, PPPCCP)))
 		{
-			LOG(1,0,0,0, "Failed to send CCP packet.\n");	
+			LOG(1,0,0,0, "Failed to send CCP packet.\n");
 			return;
 		}
 		tunnelsend(b, l + (q - b), t); // send it
-- 
2.20.1