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Increase PPTP_MAX_TIMEOUT up to 3 seconds. 10 prooved too much for high packet

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loss links, and 1 second appeared to be too small for high latency links.

If we will receive more complaints, we should make this parameter configurable.

PR:		kern/69536
Approved by:	archie, julian (mentor)
MFC after:	3 days
This commit is contained in:
glebius 2004-09-06 19:53:58 +00:00
parent 0662081e91
commit f3d4554e29
1 changed files with 1 additions and 1 deletions
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2
sys/netgraph/ng_pptpgre.c
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@ -119,7 +119,7 @@ typedef u_int64_t pptptime_t;
#define PPTP_XMIT_WIN 16 /* max xmit window */ #define PPTP_XMIT_WIN 16 /* max xmit window */
#define PPTP_MIN_RTT (PPTP_TIME_SCALE / 10) /* 100 milliseconds */ #define PPTP_MIN_RTT (PPTP_TIME_SCALE / 10) /* 100 milliseconds */
#define PPTP_MIN_TIMEOUT (PPTP_TIME_SCALE / 83) /* 12 milliseconds */ #define PPTP_MIN_TIMEOUT (PPTP_TIME_SCALE / 83) /* 12 milliseconds */
#define PPTP_MAX_TIMEOUT (1 * PPTP_TIME_SCALE) /* 1 second */ #define PPTP_MAX_TIMEOUT (3 * PPTP_TIME_SCALE) /* 3 seconds */
/* When we recieve a packet, we wait to see if there's an outgoing packet /* When we recieve a packet, we wait to see if there's an outgoing packet
we can piggy-back the ACK off of. These parameters determine the mimimum we can piggy-back the ACK off of. These parameters determine the mimimum