#include <vnet/l2/l2_bvi.h>
#include <vnet/l2/l2_fwd.h>
#include <vnet/l2/l2_fib.h>
+#include <vnet/l2/feat_bitmap.h>
#include <vppinfra/error.h>
#include <vppinfra/hash.h>
/* next node index for the L3 input node of each ethertype */
next_by_ethertype_t l3_next;
+ /* Next nodes for each feature */
+ u32 feat_next_node_index[32];
+
/* convenience variables */
vlib_main_t *vlib_main;
vnet_main_t *vnet_main;
typedef struct
{
/* per-pkt trace data */
- u8 src[6];
- u8 dst[6];
+ u8 dst_and_src[12];
u32 sw_if_index;
u16 bd_index;
+ l2fib_entry_result_t result;
} l2fwd_trace_t;
/* packet trace format function */
CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *);
l2fwd_trace_t *t = va_arg (*args, l2fwd_trace_t *);
- s = format (s, "l2-fwd: sw_if_index %d dst %U src %U bd_index %d",
- t->sw_if_index,
- format_ethernet_address, t->dst,
- format_ethernet_address, t->src, t->bd_index);
+ s =
+ format (s,
+ "l2-fwd: sw_if_index %d dst %U src %U bd_index %d result [0x%llx, %d] %U",
+ t->sw_if_index, format_ethernet_address, t->dst_and_src,
+ format_ethernet_address, t->dst_and_src + 6,
+ t->bd_index, t->result.raw,
+ t->result.fields.sw_if_index, format_l2fib_entry_result_flags,
+ t->result.fields.flags);
return s;
}
+#ifndef CLIB_MARCH_VARIANT
l2fwd_main_t l2fwd_main;
+#else
+extern l2fwd_main_t l2fwd_main;
+#endif
-static vlib_node_registration_t l2fwd_node;
+extern vlib_node_registration_t l2fwd_node;
#define foreach_l2fwd_error \
_(L2FWD, "L2 forward packets") \
_(BVI_BAD_MAC, "BVI L3 MAC mismatch") \
_(BVI_ETHERTYPE, "BVI packet with unhandled ethertype") \
_(FILTER_DROP, "Filter Mac Drop") \
-_(REFLECT_DROP, "Reflection Drop")
+_(REFLECT_DROP, "Reflection Drop") \
+_(STALE_DROP, "Stale entry Drop")
typedef enum
{
typedef enum
{
L2FWD_NEXT_L2_OUTPUT,
- L2FWD_NEXT_FLOOD,
L2FWD_NEXT_DROP,
L2FWD_N_NEXT,
} l2fwd_next_t;
l2fwd_main_t * msm,
vlib_error_main_t * em,
vlib_buffer_t * b0,
- u32 sw_if_index0, l2fib_entry_result_t * result0, u32 * next0)
+ u32 sw_if_index0, l2fib_entry_result_t * result0, u16 * next0)
{
- if (PREDICT_FALSE (result0->raw == ~0))
- {
- /*
- * lookup miss, so flood
- * TODO:replicate packet to each intf in bridge-domain
- * For now just drop
- */
- if (vnet_buffer (b0)->l2.feature_bitmap & L2INPUT_FEAT_UU_FLOOD)
- {
- *next0 = L2FWD_NEXT_FLOOD;
- }
- else
- {
- /* Flooding is disabled */
- b0->error = node->errors[L2FWD_ERROR_FLOOD];
- *next0 = L2FWD_NEXT_DROP;
- }
+ int try_flood = result0->raw == ~0;
+ int flood_error;
+ if (PREDICT_FALSE (try_flood))
+ {
+ flood_error = L2FWD_ERROR_FLOOD;
}
else
{
-
/* lookup hit, forward packet */
#ifdef COUNTERS
em->counters[node_counter_base_index + L2FWD_ERROR_HIT] += 1;
vnet_buffer (b0)->sw_if_index[VLIB_TX] = result0->fields.sw_if_index;
*next0 = L2FWD_NEXT_L2_OUTPUT;
+ int l2fib_seq_num_valid = 1;
+ /* check l2fib seq num for stale entries */
+ if (!l2fib_entry_result_is_set_AGE_NOT (result0))
+ {
+ l2fib_seq_num_t in_sn = {.as_u16 = vnet_buffer (b0)->l2.l2fib_sn };
+ l2fib_seq_num_t expected_sn = {
+ .bd = in_sn.bd,
+ .swif = *l2fib_swif_seq_num (result0->fields.sw_if_index),
+ };
+ l2fib_seq_num_valid =
+ expected_sn.as_u16 == result0->fields.sn.as_u16;
+ }
+
+ if (PREDICT_FALSE (!l2fib_seq_num_valid))
+ {
+ flood_error = L2FWD_ERROR_STALE_DROP;
+ try_flood = 1;
+ }
/* perform reflection check */
- if (PREDICT_FALSE (sw_if_index0 == result0->fields.sw_if_index))
+ else if (PREDICT_FALSE (sw_if_index0 == result0->fields.sw_if_index))
{
b0->error = node->errors[L2FWD_ERROR_REFLECT_DROP];
*next0 = L2FWD_NEXT_DROP;
-
- /* perform filter check */
}
- else if (PREDICT_FALSE (result0->fields.filter))
+ /* perform filter check */
+ else if (PREDICT_FALSE (l2fib_entry_result_is_set_FILTER (result0)))
{
b0->error = node->errors[L2FWD_ERROR_FILTER_DROP];
*next0 = L2FWD_NEXT_DROP;
-
- /* perform BVI check */
}
- else if (PREDICT_FALSE (result0->fields.bvi))
+ /* perform BVI check */
+ else if (PREDICT_FALSE (l2fib_entry_result_is_set_BVI (result0)))
{
u32 rc;
rc = l2_to_bvi (vm,
}
}
}
+
+ /* flood */
+ if (PREDICT_FALSE (try_flood))
+ {
+ /*
+ * lookup miss, so flood which is typically the next feature
+ * unless some other feature is inserted before uu_flood
+ */
+ if (vnet_buffer (b0)->l2.feature_bitmap &
+ (L2INPUT_FEAT_UU_FLOOD |
+ L2INPUT_FEAT_UU_FWD | L2INPUT_FEAT_GBP_FWD))
+ {
+ *next0 = vnet_l2_feature_next (b0, msm->feat_next_node_index,
+ L2INPUT_FEAT_FWD);
+ }
+ else
+ {
+ /* Flooding is disabled */
+ b0->error = node->errors[flood_error];
+ *next0 = L2FWD_NEXT_DROP;
+ }
+ }
}
-static uword
-l2fwd_node_fn (vlib_main_t * vm,
- vlib_node_runtime_t * node, vlib_frame_t * frame)
+static_always_inline uword
+l2fwd_node_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
+ vlib_frame_t * frame, int do_trace)
{
- u32 n_left_from, *from, *to_next;
- l2fwd_next_t next_index;
+ u32 n_left, *from;
l2fwd_main_t *msm = &l2fwd_main;
vlib_node_t *n = vlib_get_node (vm, l2fwd_node.index);
CLIB_UNUSED (u32 node_counter_base_index) = n->error_heap_index;
vlib_error_main_t *em = &vm->error_main;
l2fib_entry_key_t cached_key;
l2fib_entry_result_t cached_result;
+ vlib_buffer_t *bufs[VLIB_FRAME_SIZE], **b;
+ u16 nexts[VLIB_FRAME_SIZE], *next;
/* Clear the one-entry cache in case mac table was updated */
cached_key.raw = ~0;
cached_result.raw = ~0;
from = vlib_frame_vector_args (frame);
- n_left_from = frame->n_vectors; /* number of packets to process */
- next_index = node->cached_next_index;
+ n_left = frame->n_vectors; /* number of packets to process */
+ vlib_get_buffers (vm, from, bufs, n_left);
+ next = nexts;
+ b = bufs;
- while (n_left_from > 0)
+ while (n_left >= 8)
{
- u32 n_left_to_next;
-
- /* get space to enqueue frame to graph node "next_index" */
- vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next);
-
- while (n_left_from >= 8 && n_left_to_next >= 4)
- {
- u32 bi0, bi1, bi2, bi3;
- vlib_buffer_t *b0, *b1, *b2, *b3;
- u32 next0, next1, next2, next3;
- u32 sw_if_index0, sw_if_index1, sw_if_index2, sw_if_index3;
- ethernet_header_t *h0, *h1, *h2, *h3;
- l2fib_entry_key_t key0, key1, key2, key3;
- l2fib_entry_result_t result0, result1, result2, result3;
- u32 bucket0, bucket1, bucket2, bucket3;
-
- /* Prefetch next iteration. */
- {
- vlib_buffer_t *p4, *p5, *p6, *p7;
-
- p4 = vlib_get_buffer (vm, from[4]);
- p5 = vlib_get_buffer (vm, from[5]);
- p6 = vlib_get_buffer (vm, from[6]);
- p7 = vlib_get_buffer (vm, from[7]);
-
- vlib_prefetch_buffer_header (p4, LOAD);
- vlib_prefetch_buffer_header (p5, LOAD);
- vlib_prefetch_buffer_header (p6, LOAD);
- vlib_prefetch_buffer_header (p7, LOAD);
-
- CLIB_PREFETCH (p4->data, CLIB_CACHE_LINE_BYTES, STORE);
- CLIB_PREFETCH (p5->data, CLIB_CACHE_LINE_BYTES, STORE);
- CLIB_PREFETCH (p6->data, CLIB_CACHE_LINE_BYTES, STORE);
- CLIB_PREFETCH (p7->data, CLIB_CACHE_LINE_BYTES, STORE);
- }
-
- /* speculatively enqueue b0 and b1 to the current next frame */
- /* bi is "buffer index", b is pointer to the buffer */
- to_next[0] = bi0 = from[0];
- to_next[1] = bi1 = from[1];
- to_next[2] = bi2 = from[2];
- to_next[3] = bi3 = from[3];
- from += 4;
- to_next += 4;
- n_left_from -= 4;
- n_left_to_next -= 4;
-
- b0 = vlib_get_buffer (vm, bi0);
- b1 = vlib_get_buffer (vm, bi1);
- b2 = vlib_get_buffer (vm, bi2);
- b3 = vlib_get_buffer (vm, bi3);
-
- /* RX interface handles */
- sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_RX];
- sw_if_index1 = vnet_buffer (b1)->sw_if_index[VLIB_RX];
- sw_if_index2 = vnet_buffer (b2)->sw_if_index[VLIB_RX];
- sw_if_index3 = vnet_buffer (b3)->sw_if_index[VLIB_RX];
-
- h0 = vlib_buffer_get_current (b0);
- h1 = vlib_buffer_get_current (b1);
- h2 = vlib_buffer_get_current (b2);
- h3 = vlib_buffer_get_current (b3);
-
- if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE)))
- {
- if (b0->flags & VLIB_BUFFER_IS_TRACED)
- {
- l2fwd_trace_t *t =
- vlib_add_trace (vm, node, b0, sizeof (*t));
- t->sw_if_index = sw_if_index0;
- t->bd_index = vnet_buffer (b0)->l2.bd_index;
- clib_memcpy (t->src, h0->src_address, 6);
- clib_memcpy (t->dst, h0->dst_address, 6);
- }
- if (b1->flags & VLIB_BUFFER_IS_TRACED)
- {
- l2fwd_trace_t *t =
- vlib_add_trace (vm, node, b1, sizeof (*t));
- t->sw_if_index = sw_if_index1;
- t->bd_index = vnet_buffer (b1)->l2.bd_index;
- clib_memcpy (t->src, h1->src_address, 6);
- clib_memcpy (t->dst, h1->dst_address, 6);
- }
- if (b2->flags & VLIB_BUFFER_IS_TRACED)
- {
- l2fwd_trace_t *t =
- vlib_add_trace (vm, node, b2, sizeof (*t));
- t->sw_if_index = sw_if_index2;
- t->bd_index = vnet_buffer (b2)->l2.bd_index;
- clib_memcpy (t->src, h2->src_address, 6);
- clib_memcpy (t->dst, h2->dst_address, 6);
- }
- if (b3->flags & VLIB_BUFFER_IS_TRACED)
- {
- l2fwd_trace_t *t =
- vlib_add_trace (vm, node, b3, sizeof (*t));
- t->sw_if_index = sw_if_index3;
- t->bd_index = vnet_buffer (b3)->l2.bd_index;
- clib_memcpy (t->src, h3->src_address, 6);
- clib_memcpy (t->dst, h3->dst_address, 6);
- }
- }
+ u32 sw_if_index0, sw_if_index1, sw_if_index2, sw_if_index3;
+ const ethernet_header_t *h0, *h1, *h2, *h3;
+ l2fib_entry_key_t key0, key1, key2, key3;
+ l2fib_entry_result_t result0, result1, result2, result3;
+
+ /* Prefetch next iteration. */
+ {
+ vlib_prefetch_buffer_header (b[4], LOAD);
+ vlib_prefetch_buffer_header (b[5], LOAD);
+ vlib_prefetch_buffer_header (b[6], LOAD);
+ vlib_prefetch_buffer_header (b[7], LOAD);
+
+ CLIB_PREFETCH (b[4]->data, CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (b[5]->data, CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (b[6]->data, CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (b[7]->data, CLIB_CACHE_LINE_BYTES, LOAD);
+ }
+
+ /* RX interface handles */
+ sw_if_index0 = vnet_buffer (b[0])->sw_if_index[VLIB_RX];
+ sw_if_index1 = vnet_buffer (b[1])->sw_if_index[VLIB_RX];
+ sw_if_index2 = vnet_buffer (b[2])->sw_if_index[VLIB_RX];
+ sw_if_index3 = vnet_buffer (b[3])->sw_if_index[VLIB_RX];
+
+ h0 = vlib_buffer_get_current (b[0]);
+ h1 = vlib_buffer_get_current (b[1]);
+ h2 = vlib_buffer_get_current (b[2]);
+ h3 = vlib_buffer_get_current (b[3]);
- /* process 2 pkts */
#ifdef COUNTERS
- em->counters[node_counter_base_index + L2FWD_ERROR_L2FWD] += 4;
+ em->counters[node_counter_base_index + L2FWD_ERROR_L2FWD] += 4;
#endif
- /* *INDENT-OFF* */
- l2fib_lookup_4 (msm->mac_table, &cached_key, &cached_result,
- h0->dst_address, h1->dst_address,
- h2->dst_address, h3->dst_address,
- vnet_buffer (b0)->l2.bd_index,
- vnet_buffer (b1)->l2.bd_index,
- vnet_buffer (b2)->l2.bd_index,
- vnet_buffer (b3)->l2.bd_index,
- &key0, /* not used */
- &key1, /* not used */
- &key2, /* not used */
- &key3, /* not used */
- &bucket0, /* not used */
- &bucket1, /* not used */
- &bucket2, /* not used */
- &bucket3, /* not used */
- &result0,
- &result1,
- &result2,
- &result3);
- /* *INDENT-ON* */
- l2fwd_process (vm, node, msm, em, b0, sw_if_index0, &result0,
- &next0);
- l2fwd_process (vm, node, msm, em, b1, sw_if_index1, &result1,
- &next1);
- l2fwd_process (vm, node, msm, em, b2, sw_if_index2, &result2,
- &next2);
- l2fwd_process (vm, node, msm, em, b3, sw_if_index3, &result3,
- &next3);
-
- /* verify speculative enqueues, maybe switch current next frame */
- /* if next0==next1==next_index then nothing special needs to be done */
- vlib_validate_buffer_enqueue_x4 (vm, node, next_index,
- to_next, n_left_to_next,
- bi0, bi1, bi2, bi3,
- next0, next1, next2, next3);
- }
-
- while (n_left_from > 0 && n_left_to_next > 0)
+ /* *INDENT-OFF* */
+ l2fib_lookup_4 (msm->mac_table, &cached_key, &cached_result,
+ h0->dst_address, h1->dst_address,
+ h2->dst_address, h3->dst_address,
+ vnet_buffer (b[0])->l2.bd_index,
+ vnet_buffer (b[1])->l2.bd_index,
+ vnet_buffer (b[2])->l2.bd_index,
+ vnet_buffer (b[3])->l2.bd_index,
+ &key0, /* not used */
+ &key1, /* not used */
+ &key2, /* not used */
+ &key3, /* not used */
+ &result0,
+ &result1,
+ &result2,
+ &result3);
+ /* *INDENT-ON* */
+ l2fwd_process (vm, node, msm, em, b[0], sw_if_index0, &result0, next);
+ l2fwd_process (vm, node, msm, em, b[1], sw_if_index1, &result1,
+ next + 1);
+ l2fwd_process (vm, node, msm, em, b[2], sw_if_index2, &result2,
+ next + 2);
+ l2fwd_process (vm, node, msm, em, b[3], sw_if_index3, &result3,
+ next + 3);
+
+ /* verify speculative enqueues, maybe switch current next frame */
+ /* if next0==next1==next_index then nothing special needs to be done */
+ if (do_trace)
{
- u32 bi0;
- vlib_buffer_t *b0;
- u32 next0;
- u32 sw_if_index0;
- ethernet_header_t *h0;
- l2fib_entry_key_t key0;
- l2fib_entry_result_t result0;
- u32 bucket0;
-
- /* speculatively enqueue b0 to the current next frame */
- bi0 = from[0];
- to_next[0] = bi0;
- from += 1;
- to_next += 1;
- n_left_from -= 1;
- n_left_to_next -= 1;
-
- b0 = vlib_get_buffer (vm, bi0);
-
- sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_RX];
-
- h0 = vlib_buffer_get_current (b0);
-
- if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE)
- && (b0->flags & VLIB_BUFFER_IS_TRACED)))
+ if (b[0]->flags & VLIB_BUFFER_IS_TRACED)
{
- l2fwd_trace_t *t = vlib_add_trace (vm, node, b0, sizeof (*t));
+ l2fwd_trace_t *t = vlib_add_trace (vm, node, b[0], sizeof (*t));
t->sw_if_index = sw_if_index0;
- t->bd_index = vnet_buffer (b0)->l2.bd_index;
- clib_memcpy (t->src, h0->src_address, 6);
- clib_memcpy (t->dst, h0->dst_address, 6);
+ t->bd_index = vnet_buffer (b[0])->l2.bd_index;
+ clib_memcpy_fast (t->dst_and_src, h0->dst_address,
+ sizeof (h0->dst_address) +
+ sizeof (h0->src_address));
+ t->result = result0;
}
+ if (b[1]->flags & VLIB_BUFFER_IS_TRACED)
+ {
+ l2fwd_trace_t *t = vlib_add_trace (vm, node, b[1], sizeof (*t));
+ t->sw_if_index = sw_if_index1;
+ t->bd_index = vnet_buffer (b[1])->l2.bd_index;
+ clib_memcpy_fast (t->dst_and_src, h1->dst_address,
+ sizeof (h1->dst_address) +
+ sizeof (h1->src_address));
+ t->result = result1;
+ }
+ if (b[2]->flags & VLIB_BUFFER_IS_TRACED)
+ {
+ l2fwd_trace_t *t = vlib_add_trace (vm, node, b[2], sizeof (*t));
+ t->sw_if_index = sw_if_index2;
+ t->bd_index = vnet_buffer (b[2])->l2.bd_index;
+ clib_memcpy_fast (t->dst_and_src, h2->dst_address,
+ sizeof (h2->dst_address) +
+ sizeof (h2->src_address));
+ t->result = result2;
+ }
+ if (b[3]->flags & VLIB_BUFFER_IS_TRACED)
+ {
+ l2fwd_trace_t *t = vlib_add_trace (vm, node, b[3], sizeof (*t));
+ t->sw_if_index = sw_if_index3;
+ t->bd_index = vnet_buffer (b[3])->l2.bd_index;
+ clib_memcpy_fast (t->dst_and_src, h3->dst_address,
+ sizeof (h3->dst_address) +
+ sizeof (h3->src_address));
+ t->result = result3;
+ }
+ }
- /* process 1 pkt */
+ next += 4;
+ b += 4;
+ n_left -= 4;
+ }
+
+ while (n_left > 0)
+ {
+ u32 sw_if_index0;
+ ethernet_header_t *h0;
+ l2fib_entry_key_t key0;
+ l2fib_entry_result_t result0;
+
+ sw_if_index0 = vnet_buffer (b[0])->sw_if_index[VLIB_RX];
+
+ h0 = vlib_buffer_get_current (b[0]);
+
+ /* process 1 pkt */
#ifdef COUNTERS
- em->counters[node_counter_base_index + L2FWD_ERROR_L2FWD] += 1;
+ em->counters[node_counter_base_index + L2FWD_ERROR_L2FWD] += 1;
#endif
- l2fib_lookup_1 (msm->mac_table, &cached_key, &cached_result, h0->dst_address, vnet_buffer (b0)->l2.bd_index, &key0, /* not used */
- &bucket0, /* not used */
- &result0);
- l2fwd_process (vm, node, msm, em, b0, sw_if_index0, &result0,
- &next0);
-
- /* verify speculative enqueue, maybe switch current next frame */
- vlib_validate_buffer_enqueue_x1 (vm, node, next_index,
- to_next, n_left_to_next,
- bi0, next0);
+ l2fib_lookup_1 (msm->mac_table, &cached_key, &cached_result,
+ h0->dst_address, vnet_buffer (b[0])->l2.bd_index, &key0,
+ /* not used */ &result0);
+ l2fwd_process (vm, node, msm, em, b[0], sw_if_index0, &result0, next);
+
+ if (do_trace && PREDICT_FALSE (b[0]->flags & VLIB_BUFFER_IS_TRACED))
+ {
+ l2fwd_trace_t *t = vlib_add_trace (vm, node, b[0], sizeof (*t));
+ t->sw_if_index = sw_if_index0;
+ t->bd_index = vnet_buffer (b[0])->l2.bd_index;
+ clib_memcpy_fast (t->dst_and_src, h0->dst_address,
+ sizeof (h0->dst_address) +
+ sizeof (h0->src_address));
+ t->result = result0;
}
- vlib_put_next_frame (vm, node, next_index, n_left_to_next);
+ /* verify speculative enqueue, maybe switch current next frame */
+ next += 1;
+ b += 1;
+ n_left -= 1;
}
+ vlib_buffer_enqueue_to_next (vm, node, from, nexts, frame->n_vectors);
+
return frame->n_vectors;
}
+VLIB_NODE_FN (l2fwd_node) (vlib_main_t * vm,
+ vlib_node_runtime_t * node, vlib_frame_t * frame)
+{
+ if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE)))
+ return l2fwd_node_inline (vm, node, frame, 1 /* do_trace */ );
+ return l2fwd_node_inline (vm, node, frame, 0 /* do_trace */ );
+}
+
/* *INDENT-OFF* */
-VLIB_REGISTER_NODE (l2fwd_node,static) = {
- .function = l2fwd_node_fn,
+VLIB_REGISTER_NODE (l2fwd_node) = {
.name = "l2-fwd",
.vector_size = sizeof (u32),
.format_trace = format_l2fwd_trace,
/* edit / add dispositions here */
.next_nodes = {
[L2FWD_NEXT_L2_OUTPUT] = "l2-output",
- [L2FWD_NEXT_FLOOD] = "l2-flood",
[L2FWD_NEXT_DROP] = "error-drop",
},
};
/* *INDENT-ON* */
-VLIB_NODE_FUNCTION_MULTIARCH (l2fwd_node, l2fwd_node_fn)
- clib_error_t *l2fwd_init (vlib_main_t * vm)
+#ifndef CLIB_MARCH_VARIANT
+clib_error_t *
+l2fwd_init (vlib_main_t * vm)
{
l2fwd_main_t *mp = &l2fwd_main;
mp->vlib_main = vm;
mp->vnet_main = vnet_get_main ();
+ /* Initialize the feature next-node indexes */
+ feat_bitmap_init_next_nodes (vm,
+ l2fwd_node.index,
+ L2INPUT_N_FEAT,
+ l2input_get_feat_names (),
+ mp->feat_next_node_index);
+
/* init the hash table ptr */
mp->mac_table = get_mac_table ();
* manage interfaces. It is enabled by default.
*
* @cliexpar
- * Example of how to enable fowarding:
+ * Example of how to enable forwarding:
* @cliexcmd{set interface l2 forward GigabitEthernet0/8/0}
- * Example of how to disable fowarding:
+ * Example of how to disable forwarding:
* @cliexcmd{set interface l2 forward GigabitEthernet0/8/0 disable}
?*/
/* *INDENT-OFF* */
};
/* *INDENT-ON* */
+#endif
+
/*
* fd.io coding-style-patch-verification: ON
*