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author | brian <brian@FreeBSD.org> | 2001-08-25 09:14:55 +0000 |
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committer | brian <brian@FreeBSD.org> | 2001-08-25 09:14:55 +0000 |
commit | 29c16834aef8786e5e3756273949ae3efa16d77a (patch) | |
tree | 6960d0693b117649454f7b053aa86398aa891e29 /share/man/man4/tun.4 | |
parent | 72dc54c8ff96a356e2154ce387f0a391dfa08091 (diff) | |
download | FreeBSD-src-29c16834aef8786e5e3756273949ae3efa16d77a.zip FreeBSD-src-29c16834aef8786e5e3756273949ae3efa16d77a.tar.gz |
Document that IFF_MULTICAST should be ORd with IFF_POINTOPOINT or
IFF_BROADCAST for the TUNSIFMODE ioctl.
Diffstat (limited to 'share/man/man4/tun.4')
-rw-r--r-- | share/man/man4/tun.4 | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/share/man/man4/tun.4 b/share/man/man4/tun.4 index 7626e5f..85bf2c5 100644 --- a/share/man/man4/tun.4 +++ b/share/man/man4/tun.4 @@ -206,16 +206,19 @@ The argument should be a pointer to an its value must be either .Dv IFF_POINTOPOINT or -.Dv IFF_BROADCAST . +.Dv IFF_BROADCAST +and should have +.Dv IFF_MULTICAST +OR'd into the value if multicast support is required. The type of the corresponding .Dq Li tun Ns Ar N interface is set to the supplied type. -If the value is anything else, an +If the value is outside the above range, an .Er EINVAL -error occurs. +error is returned. The interface must be down at the time; if it is up, an .Er EBUSY -error occurs. +error is returned. .It Dv TUNSLMODE The argument should be a pointer to an .Vt int ; |