Move multicast restrictions from change log to man page caveats.

bluhm · Jan 9, 2025 · 9c26c6a · 9c26c6a
1 parent 92e9df1
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diff --git a/Changes b/Changes
@@ -2,9 +2,7 @@ Revision history for udpbench udp network benchmarking tool.
 
 1.12 2025-01-09
   * Implement sending and receiving IPv4 and IPv6 UDP multicast
-    packets.  Note that using -r remotessh together with multicast
-    usually does not work as interface address and name are different
-    on remote machine.
+    packets.
 
 1.11 2024-08-11
   * Command line option -C allows to specify a OpenBSD network

diff --git a/udpbench.1 b/udpbench.1
@@ -27,7 +27,7 @@
 .Op Fl B Ar bitrate
 .Op Fl b Ar bufsize
 .Op Fl d Ar delay
-.Op Fl i Ar ifaddr
+.Op Fl I Ar ifaddr
 .Op Fl i Ar idle
 .Op Fl L Ar loop
 .Op Fl l Ar length
@@ -295,6 +295,14 @@ The
 .Nm
 program was written by
 .An Alexander Bluhm Aq Mt [email protected] .
+.Sh CAVEATS
+Using
+.Fl r Ar remotessh
+together with multicast groups usually does not work.
+The interface address and name
+are different on the remote machine, but
+.Fl I Ar ifaddr
+affects both local and remote.
 .Sh BUGS
 The number of ethernet frames and their size is calculated.
 With vlan or jumbo it will be wrong.