Hi Rajith,

Can you try this:

  https://gerrit.fd.io/r/c/vpp/+/34200

I think Stanislav’s solution would also work, but it would mean a no-op restack 
for the tunnel. Not walking the new child is more efficient.

/neale

From: vpp-dev@lists.fd.io <vpp-dev@lists.fd.io> on behalf of Stanislav Zaikin 
via lists.fd.io <zstaseg=gmail....@lists.fd.io>
Date: Thursday, 21 October 2021 at 17:58
To: Rajith PR <raj...@rtbrick.com>
Cc: vpp-dev <vpp-dev@lists.fd.io>
Subject: Re: [vpp-dev]: SIGSEV in mpls_tunnel_collect_forwarding
Hi Rajith,

Looks like each tunnel uses the same path-list (and different path extensions), 
and when the path has more than FIB_PATH_LIST_POPULAR (64) children - it 
updates all the children with that "popular" flag. And at that point there are 
no path extensions yet on the last child. So, I suppose that it should be okay 
to add a check something like
if (NULL == path_ext)
{
return (FIB_PATH_LIST_WALK_CONTINUE);
}

On Thu, 21 Oct 2021 at 08:29, Rajith PR via lists.fd.io<http://lists.fd.io> 
<rajith=rtbrick....@lists.fd.io<mailto:rtbrick....@lists.fd.io>> wrote:
Hi All,

We are seeing below crash when creating mpls tunnels. The issue is easily 
reproducible just have to create around 100 mpls tunnels. It seems path_ext is 
coming as NULL.

Thread 1 "vpp_main" received signal SIGSEGV, Segmentation fault.
0x00007fe017bba268 in mpls_tunnel_collect_forwarding (pl_index=90, 
path_index=144, arg=0x7fdfa84acdd8) at 
/home/supervisor/libvpp/src/vnet/mpls/mpls_tunnel.c:125
125    path_ext->fpe_mpls_flags |= FIB_PATH_EXT_MPLS_FLAG_NO_IP_TTL_DECR;

VPP Version : 20.09
Call Stack:

Thread 1 (Thread 0x7fe02606d400 (LWP 436)):
#0  0x00007fe017bba268 in mpls_tunnel_collect_forwarding (pl_index=90, 
path_index=144, arg=0x7fdfa84acdd8) at 
/home/supervisor/libvpp/src/vnet/mpls/mpls_tunnel.c:125
#1  0x00007fe017f85d6d in fib_path_list_walk (path_list_index=90, 
func=0x7fe017bba210 <mpls_tunnel_collect_forwarding>, ctx=0x7fdfa84acdd8) at 
/home/supervisor/libvpp/src/vnet/fib/fib_path_list.c:1408
#2  0x00007fe017bba079 in mpls_tunnel_mk_lb (mt=0x7fdff6701cd8, 
linkt=VNET_LINK_MPLS, fct=FIB_FORW_CHAIN_TYPE_ETHERNET, dpo_lb=0x7fdfa84ace20) 
at /home/supervisor/libvpp/src/vnet/mpls/mpls_tunnel.c:170
#3  0x00007fe017bb8b12 in mpls_tunnel_restack (mt=0x7fdff6701cd8) at 
/home/supervisor/libvpp/src/vnet/mpls/mpls_tunnel.c:324
#4  0x00007fe017bbb6c1 in mpls_tunnel_back_walk (node=0x7fdff6701cd8, 
ctx=0x7fdfa84acea8) at /home/supervisor/libvpp/src/vnet/mpls/mpls_tunnel.c:1005

#5  0x00007fe017f613c2 in fib_node_back_walk_one (ptr=0x7fdfa84acec8, 
ctx=0x7fdfa84acea8) at /home/supervisor/libvpp/src/vnet/fib/fib_node.c:161
#6  0x00007fe017f4be6a in fib_walk_advance (fwi=0) at 
/home/supervisor/libvpp/src/vnet/fib/fib_walk.c:368
#7  0x00007fe017f4ca00 in fib_walk_sync (parent_type=FIB_NODE_TYPE_PATH_LIST, 
parent_index=90, ctx=0x7fdfa84acf70) at 
/home/supervisor/libvpp/src/vnet/fib/fib_walk.c:792
#8  0x00007fe017f85ae3 in fib_path_list_child_add (path_list_index=90, 
child_type=FIB_NODE_TYPE_MPLS_TUNNEL, child_index=46) at 
/home/supervisor/libvpp/src/vnet/fib/fib_path_list.c:1343
#9  0x00007fe017bb89b4 in vnet_mpls_tunnel_path_add (sw_if_index=97, 
rpaths=0x7fdff66448d0) at 
/home/supervisor/libvpp/src/vnet/mpls/mpls_tunnel.c:679
#10 0x00007fe017bbaa30 in vnet_create_mpls_tunnel_command_fn (vm=0x7fe017088c40 
<vlib_global_main>, input=0x7fdfa84ad820, cmd=0x7fdfe235ed98) at 
/home/supervisor/libvpp/src/vnet/mpls/mpls_tunnel.c:868
#11 0x00007fe016d84439 in vlib_cli_dispatch_sub_commands (vm=0x7fe017088c40 
<vlib_global_main>, cm=0x7fe017088e90 <vlib_global_main+592>, 
input=0x7fdfa84ad820, parent_command_index=818)
    at /home/supervisor/libvpp/src/vlib/cli.c:572
#12 0x00007fe016d841ad in vlib_cli_dispatch_sub_commands (vm=0x7fe017088c40 
<vlib_global_main>, cm=0x7fe017088e90 <vlib_global_main+592>, 
input=0x7fdfa84ad820, parent_command_index=0)
    at /home/supervisor/libvpp/src/vlib/cli.c:529
#13 0x00007fe016d8335f in vlib_cli_input (vm=0x7fe017088c40 <vlib_global_main>, 
input=0x7fdfa84ad820, function=0x0, function_arg=0) at 
/home/supervisor/libvpp/src/vlib/cli.c:674
#14 0x00007fe016e4d879 in unix_cli_exec (vm=0x7fe017088c40 <vlib_global_main>, 
input=0x7fdfa84ade40, cmd=0x7fdfe2367888) at 
/home/supervisor/libvpp/src/vlib/unix/cli.c:3399
#15 0x00007fe016d84439 in vlib_cli_dispatch_sub_commands (vm=0x7fe017088c40 
<vlib_global_main>, cm=0x7fe017088e90 <vlib_global_main+592>, 
input=0x7fdfa84ade40, parent_command_index=0)
    at /home/supervisor/libvpp/src/vlib/cli.c:572
#16 0x00007fe016d8335f in vlib_cli_input (vm=0x7fe017088c40 <vlib_global_main>, 
input=0x7fdfa84ade40, function=0x7fe016e382a0 <unix_vlib_cli_output>, 
function_arg=0)
    at /home/supervisor/libvpp/src/vlib/cli.c:674
#17 0x00007fe016e3a0cd in unix_cli_process_input (cm=0x7fe0170895f8 
<unix_cli_main>, cli_file_index=0) at 
/home/supervisor/libvpp/src/vlib/unix/cli.c:2619

#18 0x00007fe016e37251 in unix_cli_process (vm=0x7fe017088c40 
<vlib_global_main>, rt=0x7fdffd17b9c0, f=0x0) at 
/home/supervisor/libvpp/src/vlib/unix/cli.c:2736
#19 0x00007fe016dce8ed in vlib_process_bootstrap (_a=140599548735624) at 
/home/supervisor/libvpp/src/vlib/main.c:1464
#20 0x00007fe016646c34 in clib_calljmp () at 
/home/supervisor/libvpp/src/vppinfra/longjmp.S:123
#21 0x00007fdfe2287080 in ?? ()
#22 0x00007fe016dce32f in vlib_process_startup (vm=0x7fdffc336c40, 
p=0x7fdffc336c30, f=0x8) at /home/supervisor/libvpp/src/vlib/main.c:1489
#23 0x00007fe0165f9eb0 in mspace_usable_size_with_delta (p=0x7fdffc336c48) at 
/home/supervisor/libvpp/src/vppinfra/dlmalloc.c:4353
#24 0x00007fe016e38f05 in clib_mem_size_nocheck (p=0x7fdffc336c48) at 
/home/supervisor/libvpp/src/vppinfra/mem.h:120
#25 0x00007fe016e38dce in clib_mem_size (p=0x7fdffc336c48) at 
/home/supervisor/libvpp/src/vppinfra/mem.h:249
#26 0x00007fdffb70c7a0 in ?? ()
#27 0x00007fdfe2287230 in ?? ()
#28 0x00007fe0166bc34a in clib_bitmap_set (ai=<error reading variable: Cannot 
access memory at address 0xfffffffffffffffa>,
    i=<error reading variable: Cannot access memory at address 
0xfffffffffffffff2>, value=<error reading variable: Cannot access memory at 
address 0xffffffffffffffea>)
    at /home/supervisor/libvpp/src/vppinfra/bitmap.h:186
Backtrace stopped: previous frame inner to this frame (corrupt stack?)

Symbol Decodes:

(gdb) p path_ext
$1 = (fib_path_ext_t *) 0x0
(gdb) info locals
ctx = 0x7fdfa84acdd8
path_ext = 0x0
(gdb) p *ctx
$2 = {next_hops = 0x7fdffcffda00, mt = 0x7fdff6701cd8, fct = 
FIB_FORW_CHAIN_TYPE_ETHERNET}
(gdb) p $2->mt
$3 = (const mpls_tunnel_t *) 0x7fdff6701cd8
(gdb) p *$3
$4 = {mt_node = {fn_type = FIB_NODE_TYPE_MPLS_TUNNEL, fn_pad = 0, fn_children = 
4294967295, fn_locks = 0}, mt_flags = MPLS_TUNNEL_FLAG_L2, mt_tag = '\000' 
<repeats 63 times>, mt_l2_lb = {
    dpoi_type = DPO_FIRST, dpoi_proto = DPO_PROTO_IP4, dpoi_next_node = 0, 
dpoi_index = 0}, mt_hw_if_index = 91, mt_sw_if_index = 97, mt_path_list = 90, 
mt_sibling_index = 4294967295, mt_path_exts = {
    fpel_exts = 0x0}}
(gdb) p $2->next_hops
$5 = (load_balance_path_t *) 0x7fdffcffda00
(gdb) p *$5
$6 = {path_dpo = {dpoi_type = DPO_FIRST, dpoi_proto = DPO_PROTO_IP4, 
dpoi_next_node = 0, dpoi_index = 0}, path_index = 0, path_weight = 0}
(gdb) f 10
#10 0x00007fe017bbaa30 in vnet_create_mpls_tunnel_command_fn (vm=0x7fe017088c40 
<vlib_global_main>, input=0x7fdfa84ad820, cmd=0x7fdfe235ed98) at 
/home/supervisor/libvpp/src/vnet/mpls/mpls_tunnel.c:868
868        vnet_mpls_tunnel_path_add(sw_if_index, rpaths);
(gdb) info locals
_line_input = {buffer = 0x7fdffd1f9f80 "via fe80::e:903c:b3ff:fe15:f119 
ifp-0/0/0.13 out-labels \t1046", index = 18446744073709551615, buffer_marks = 
0x7fdffe7caf60, fill_buffer = 0x0,
  fill_buffer_arg = 0x0}
line_input = 0x7fdfa84ad098
vnm = 0x7fe0185ac430 <vnet_main>
is_del = 0 '\000'
l2_only = 1 '\001'
is_multicast = 0 '\000'
rpath = {frp_proto = DPO_PROTO_IP6, {{{frp_addr = {{pad = {33022, 234881024, 
4289936528}, ip4 = {data = "\376\025\361\031", data_u32 = 435230206, as_u8 = 
"\376\025\361\031", as_u16 = {5630, 6641},
              as_u32 = 435230206}}, ip6 = {as_u8 = 
"\376\200\000\000\000\000\000\016\220<\263\377\376\025\361\031", as_u16 = 
{33022, 0, 0, 3584, 15504, 65459, 5630, 6641}, as_u32 = {33022, 234881024,
              4289936528, 435230206}, as_u64 = {1008806316531024126, 
1869299505291279504}, as_u128 = {1008806316531024126, 1869299505291279504}, 
as_uword = {1008806316531024126, 1869299505291279504}},
          as_u8 = 
"\376\200\000\000\000\000\000\016\220<\263\377\376\025\361\031", as_u64 = 
{1008806316531024126, 1869299505291279504}}, {frp_local_label = 33022, frp_eos 
= (unknown: 234881024)},
        frp_bier_imp = 33022}, frp_sw_if_index = 50, frp_rpf_id = 0, 
{frp_fib_index = 0, frp_bier_fib_index = 0}, frp_label_stack = 0x7fdffe7d1690, 
dpo = {dpoi_type = DPO_FIRST,
        dpoi_proto = DPO_PROTO_IP4, dpoi_next_node = 0, dpoi_index = 0}, 
frp_mitf_flags = 0}, frp_bier_tbl = {bti_set = 33022, bti_sub_domain = 
234881024, bti_ecmp = 4289936528, bti_hdr_len = 254,
      bti_type = (BIER_TABLE_MPLS_TE | unknown: 20)}, frp_udp_encap_id = 33022, 
frp_classify_table_id = 33022, frp_bier_fmask = 33022, frp_dpo = {dpoi_type = 
254, dpoi_proto = 128, dpoi_next_node = 0,
      dpoi_index = 234881024}}, frp_weight = 1 '\001', frp_preference = 0 
'\000', frp_flags = FIB_ROUTE_PATH_FLAG_NONE}
rpaths = 0x7fdff66448d0
sw_if_index = 97
payload_proto = 2
error = 0x0


Configuration:
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1000
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1001
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1002
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1003
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1004
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1005
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1006
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1007
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1008
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1009
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1010
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1011
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1012
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1013
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1014
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1015
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1016
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1017
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1018
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1019
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1020
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1021
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1022
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1023
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1024
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1025
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1026
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1027
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1028
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1029
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1030
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1031
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1032
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1033
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1034
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1035
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1036
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1037
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1038
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1039
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1040
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1041
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1042
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1043
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1044
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1045
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1046
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1047
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1048
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1049
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1050
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1051
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1052
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1053
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1054
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1055
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1056
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1057
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1058
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1059
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1060
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1061
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1062
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1063
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1064
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1065
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1066
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1067
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1068
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1069
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1070
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1071
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1072
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1073
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1074
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1075
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1076
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1077
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1078
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1079
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1080
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1081
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1082
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1083
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1084
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1085
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1086
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1087
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1088
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1089
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1090
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1091
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1092
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1093
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1094
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1095
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1096
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1097
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1098
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1099
mpls tunnel l2-only via fe80::e:903c:b3ff:fe15:f119 ifp-0/0/0.13 out-labels 1100

Thanks,
Rajith

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--
Best regards
Stanislav Zaikin
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