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-rw-r--r--src/vnet/ip/ip4.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/vnet/ip/ip4.h b/src/vnet/ip/ip4.h
index fcef559010c..e3cbe27dd89 100644
--- a/src/vnet/ip/ip4.h
+++ b/src/vnet/ip/ip4.h
@@ -154,8 +154,16 @@ typedef struct ip4_main_t
/** The memory heap for the mtries */
void *mtrie_mheap;
+
+ /** ARP throttling */
+ uword **arp_throttle_bitmaps;
+ u32 *arp_throttle_seeds;
+ f64 *arp_throttle_last_seed_change_time;
+
} ip4_main_t;
+#define ARP_THROTTLE_BITS (512)
+
/** Global ip4 main structure. */
extern ip4_main_t ip4_main;