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| author | Thomas Habets <thomas@habets.pp.se> | 2009-11-06 15:46:44 +0100 |
|---|---|---|
| committer | Thomas Habets <thomas@habets.pp.se> | 2009-11-06 15:46:44 +0100 |
| commit | 707dfa52bef57ded9921feb6cad1dd2088a19c1b (patch) | |
| tree | 37198b4e810853ab659d753d90089ac3ca8d692b | |
| parent | 6315268ef341a98034251ae66f5fa43e92ac61e7 (diff) | |
| download | arping-707dfa52bef57ded9921feb6cad1dd2088a19c1b.tar.gz | |
Document what -d does
| -rw-r--r-- | doc/arping.8 | 3 | ||||
| -rw-r--r-- | doc/arping.yodl | 3 | ||||
| -rw-r--r-- | src/arping.c | 4 |
3 files changed, 7 insertions, 3 deletions
diff --git a/doc/arping.8 b/doc/arping.8 index 72b38a5..b917e8a 100644 --- a/doc/arping.8 +++ b/doc/arping.8 @@ -60,7 +60,8 @@ Use instead of host if you want to address 255\&.255\&.255\&.255\&. .IP "-c \fIcount\fP" Only send \fIcount\fP requests\&. .IP "-d" -Find duplicate replies\&. +Find duplicate replies\&. Exit with 1 if there are answers from +two different MAC addresses\&. .IP "-D" Display answers as dots and missing packets as exclamation points\&. Like flood ping on a Cisco\&. diff --git a/doc/arping.yodl b/doc/arping.yodl index d2ead76..365dd4a 100644 --- a/doc/arping.yodl +++ b/doc/arping.yodl @@ -51,7 +51,8 @@ Note that this may get the arping unanswered since it's not normal behavior for a host. dit(-B) Use instead of host if you want to address 255.255.255.255. dit(-c em(count)) Only send em(count) requests. - dit(-d) Find duplicate replies. + dit(-d) Find duplicate replies. Exit with 1 if there are answers from + two different MAC addresses. dit(-D) Display answers as dots and missing packets as exclamation points. Like flood ping on a Cisco. dit(-F) Don't try to be smart about the interface name. Even if this diff --git a/src/arping.c b/src/arping.c index 0e3dcfb..a51f5ab 100644 --- a/src/arping.c +++ b/src/arping.c @@ -253,7 +253,9 @@ extended_usage() " -B Use instead of host if you want to address 255.255.255.255.\n" " -c count\n" " Only send count requests.\n" - " -d Find duplicate replies.\n" + " -d Find duplicate replies. Exit with 1 if there are " + "answers from\n" + " two different MAC addresses.\n" " -D Display answers as dots and missing packets as exclamation points.\n" " -F Don't try to be smart about the interface name. (even if this\n" " switch is not given, -i overrides smartness)\n" |