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authormav <mav@FreeBSD.org>2007-12-12 19:04:30 +0000
committermav <mav@FreeBSD.org>2007-12-12 19:04:30 +0000
commita1921d35de90ba4ecff3390530b83d7e3e97af0e (patch)
tree62ebabe4abd8addb69a5ed72d177f4f363393c4f
parent9c13fe545e01164eaeaeca34071390b5f6d3c3fd (diff)
downloadFreeBSD-src-a1921d35de90ba4ecff3390530b83d7e3e97af0e.zip
FreeBSD-src-a1921d35de90ba4ecff3390530b83d7e3e97af0e.tar.gz
Increase control channel xmit queue to 128 packets.
Previous value 16 was too small for real LAC as temporal activity spike cound easily overflow queue demanding tunnel disconnection due to possible state inconsistency.
-rw-r--r--sys/netgraph/ng_l2tp.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/netgraph/ng_l2tp.c b/sys/netgraph/ng_l2tp.c
index 88adde2..accf48d 100644
--- a/sys/netgraph/ng_l2tp.c
+++ b/sys/netgraph/ng_l2tp.c
@@ -88,7 +88,7 @@ MALLOC_DEFINE(M_NETGRAPH_L2TP, "netgraph_l2tp", "netgraph l2tp node");
#define L2TP_DATA_HDR (L2TP_HDR_VERSION) /* optional: len, seq */
/* Some hard coded values */
-#define L2TP_MAX_XWIN 16 /* my max xmit window */
+#define L2TP_MAX_XWIN 128 /* my max xmit window */
#define L2TP_MAX_REXMIT 5 /* default max rexmit */
#define L2TP_MAX_REXMIT_TO 30 /* default rexmit to */
#define L2TP_DELAYED_ACK ((hz + 19) / 20) /* delayed ack: 50 ms */
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