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-rw-r--r--lib/libstand/bootp.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/libstand/bootp.c b/lib/libstand/bootp.c
index 48e344e959294..365726e61dac6 100644
--- a/lib/libstand/bootp.c
+++ b/lib/libstand/bootp.c
@@ -147,7 +147,9 @@ bootp(int sock, int flag)
bp->bp_vend[8] = 9;
bcopy("PXEClient", &bp->bp_vend[9], 9);
bp->bp_vend[18] = TAG_USER_CLASS;
+ /* len of each user class + number of user class */
bp->bp_vend[19] = 8;
+ /* len of the first user class */
bp->bp_vend[20] = 7;
bcopy("FREEBSD", &bp->bp_vend[21], 7);
bp->bp_vend[28] = TAG_PARAM_REQ;