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| author | Codarren Velvindron <codarren@hackers.mu> | 2018-04-15 20:37:50 +0400 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2018-06-24 20:03:55 +0200 |
| commit | 7c43d431173a73617c079b7945b6629daaa7bca0 (patch) | |
| tree | 0e48282dbc9b27dc52c3ba1abd25f3bbb5e36d2e /networking | |
| parent | e56e091d650494e4894d24e33ab2cdb7b57dc686 (diff) | |
| download | busybox-7c43d431173a73617c079b7945b6629daaa7bca0.tar.gz | |
ntpd: deprecate IPTOS_LOWDELAY in favor of IPTOS_DSCP_AF21
Update QoS markers.
Use DSCP AF21 for interactive traffic. DSCP is defined in RFC2474.
Many modern equipment no longer support IPTOS.
Signed-off-by: Codarren Velvindron <codarren@hackers.mu>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'networking')
| -rw-r--r-- | networking/ntpd.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/networking/ntpd.c b/networking/ntpd.c index 6cd497090..a1b8ac5b0 100644 --- a/networking/ntpd.c +++ b/networking/ntpd.c @@ -93,10 +93,10 @@ #include "libbb.h" #include <math.h> -#include <netinet/ip.h> /* For IPTOS_LOWDELAY definition */ +#include <netinet/ip.h> /* For IPTOS_DSCP_AF21 definition */ #include <sys/timex.h> -#ifndef IPTOS_LOWDELAY -# define IPTOS_LOWDELAY 0x10 +#ifndef IPTOS_DSCP_AF21 +# define IPTOS_DSCP_AF21 0x48 #endif @@ -910,7 +910,7 @@ send_query_to_peer(peer_t *p) #if ENABLE_FEATURE_IPV6 if (family == AF_INET) #endif - setsockopt_int(fd, IPPROTO_IP, IP_TOS, IPTOS_LOWDELAY); + setsockopt_int(fd, IPPROTO_IP, IP_TOS, IPTOS_DSCP_AF21); free(local_lsa); } @@ -2320,7 +2320,7 @@ static NOINLINE void ntp_init(char **argv) xfunc_die(); } socket_want_pktinfo(G_listen_fd); - setsockopt_int(G_listen_fd, IPPROTO_IP, IP_TOS, IPTOS_LOWDELAY); + setsockopt_int(G_listen_fd, IPPROTO_IP, IP_TOS, IPTOS_DSCP_AF21); } #endif /* I hesitate to set -20 prio. -15 should be high enough for timekeeping */ |