summaryrefslogtreecommitdiff
path: root/netsniff-ng.8
diff options
context:
space:
mode:
authorTobias Klauser <tklauser@distanz.ch>2014-07-25 15:50:12 +0200
committerTobias Klauser <tklauser@distanz.ch>2014-08-12 11:05:17 +0200
commit03e3d73dca588d2411bc1223c7cbd22ba2273b1e (patch)
treefc1a04e1c22f110063cae8f066f6f1e17c416da5 /netsniff-ng.8
parent99d4dd920960f1c2a030cf2e0ccd395c013d8384 (diff)
netsniff-ng: Add command line option to disable hardware time stamping
Allow to disable hardware time stamping using the command line switch (-N/--no-hwtimestamp). This might be useful in situations where hardware time stamps are skewed somehow. Reference: #129 Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Diffstat (limited to 'netsniff-ng.8')
-rw-r--r--netsniff-ng.87
1 files changed, 7 insertions, 0 deletions
diff --git a/netsniff-ng.8 b/netsniff-ng.8
index c6356bf..b6f129a 100644
--- a/netsniff-ng.8
+++ b/netsniff-ng.8
@@ -153,6 +153,13 @@ randomize packet order in the output ring buffer.
The networking interface will not be put into promiscuous mode. By default,
promiscuous mode is turned on.
.PP
+.SS -N, --no-hwtimestamp
+Disable taking hardware time stamps for RX packets. By default, if the network
+device supports hardware time stamping, the hardware time stamps will be used
+when writing packets to pcap files. This option disables this behavior and
+forces (kernel based) software time stamps to be used, even if hardware time
+stamps are available.
+.PP
.SS -A, --no-sock-mem
On startup and shutdown, netsniff-ng tries to increase socket read and
write buffers if appropriate. This option will prevent netsniff-ng from doing