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-rwxr-xr-xsrc/vnet/classify/vnet_classify.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/vnet/classify/vnet_classify.c b/src/vnet/classify/vnet_classify.c
index b02a5dc6e5e..5843c36f139 100755
--- a/src/vnet/classify/vnet_classify.c
+++ b/src/vnet/classify/vnet_classify.c
@@ -1744,6 +1744,10 @@ classify_filter_command_fn (vlib_main_t * vm,
if (sw_if_index == ~0 && pkt_trace == 0 && pcap == 0)
return clib_error_return (0, "Must specify trace, pcap or interface...");
+ if (pkt_trace && pcap)
+ return clib_error_return
+ (0, "Packet trace and pcap are mutually exclusive...");
+
if (pkt_trace && sw_if_index != ~0)
return clib_error_return (0, "Packet trace filter is per-system");