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Diffstat (limited to 'src/vnet/tcp/tcp_input.c')
-rw-r--r--src/vnet/tcp/tcp_input.c22
1 files changed, 17 insertions, 5 deletions
diff --git a/src/vnet/tcp/tcp_input.c b/src/vnet/tcp/tcp_input.c
index 64a07070ec2..bd57eca3223 100644
--- a/src/vnet/tcp/tcp_input.c
+++ b/src/vnet/tcp/tcp_input.c
@@ -2869,6 +2869,7 @@ typedef enum _tcp_input_next
TCP_INPUT_NEXT_SYN_SENT,
TCP_INPUT_NEXT_ESTABLISHED,
TCP_INPUT_NEXT_RESET,
+ TCP_INPUT_NEXT_PUNT,
TCP_INPUT_N_NEXT
} tcp_input_next_t;
@@ -2878,7 +2879,8 @@ typedef enum _tcp_input_next
_ (RCV_PROCESS, "tcp4-rcv-process") \
_ (SYN_SENT, "tcp4-syn-sent") \
_ (ESTABLISHED, "tcp4-established") \
- _ (RESET, "tcp4-reset")
+ _ (RESET, "tcp4-reset") \
+ _ (PUNT, "error-punt")
#define foreach_tcp6_input_next \
_ (DROP, "error-drop") \
@@ -2886,7 +2888,8 @@ typedef enum _tcp_input_next
_ (RCV_PROCESS, "tcp6-rcv-process") \
_ (SYN_SENT, "tcp6-syn-sent") \
_ (ESTABLISHED, "tcp6-established") \
- _ (RESET, "tcp6-reset")
+ _ (RESET, "tcp6-reset") \
+ _ (PUNT, "error-punt")
#define filter_flags (TCP_FLAG_SYN|TCP_FLAG_ACK|TCP_FLAG_RST|TCP_FLAG_FIN)
@@ -3010,9 +3013,18 @@ tcp46_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
}
else
{
- /* Send reset */
- next0 = TCP_INPUT_NEXT_RESET;
- error0 = TCP_ERROR_NO_LISTENER;
+ if ((is_ip4 && tm->punt_unknown4) ||
+ (!is_ip4 && tm->punt_unknown6))
+ {
+ next0 = TCP_INPUT_NEXT_PUNT;
+ error0 = TCP_ERROR_PUNT;
+ }
+ else
+ {
+ /* Send reset */
+ next0 = TCP_INPUT_NEXT_RESET;
+ error0 = TCP_ERROR_NO_LISTENER;
+ }
}
done: