here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 12084   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 30203   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 77336   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 99081   | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 449681  | null     | null      | null    | unlabelled |         | 0     |
 | 449682  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 449683  | v1:6     | ethernet1 | 1234::2 | 892913     |         | 0     |
 | 449684  | v1:6     | ethernet1 | 1234::2 | 892914     |         | 0     |
 | 449685  | v1:6     | ethernet1 | 1234::2 | 892915     |         | 0     |
 | 449686  | null     | null      | null    | unlabelled |         | 0     |
 | 449687  | null     | null      | null    | unlabelled |         | 0     |
 | 449688  | null     | null      | null    | unlabelled |         | 0     |
 | 449689  | null     | null      | null    | unlabelled |         | 0     |
 | 449690  | null     | null      | null    | unlabelled |         | 0     |
 | 562676  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 738909  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 772493  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 842399  | null     | null      | null    | unlabelled |         | 0     |
 | 842400  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 842401  | v1:4     | ethernet1 | 1.1.1.2 | 882339     |         | 0     |
 | 842402  | v1:4     | ethernet1 | 1.1.1.2 | 882340     |         | 0     |
 | 842403  | v1:4     | ethernet1 | 1.1.1.2 | 882341     |         | 0     |
 | 842404  | null     | null      | null    | unlabelled |         | 0     |
 | 842405  | null     | null      | null    | unlabelled |         | 0     |
 | 842406  | null     | null      | null    | unlabelled |         | 0     |
 | 842407  | null     | null      | null    | unlabelled |         | 0     |
 | 842408  | null     | null      | null    | unlabelled |         | 0     |
 | 869148  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 965178  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 1010386 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 127564 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 211190 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 236534 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 252811 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 393790 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 467017 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 580707 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 592526 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 597842 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 697170 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 714356 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 729873 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 882337 | null     | null      | null    | unlabelled |         | 0     |
 | 882338 | v1:4     | ethernet1 | 1.1.1.1 | 842400     |         | 1280  |
 | 882339 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 882340 | v1:4     | ethernet2 | 1.1.2.3 | 3996       |         | 640   |
 | 882341 | v1:4     | ethernet2 | 1.1.2.3 | 3997       |         | 640   |
 | 882342 | null     | null      | null    | unlabelled |         | 0     |
 | 882343 | null     | null      | null    | unlabelled |         | 0     |
 | 882344 | null     | null      | null    | unlabelled |         | 0     |
 | 882345 | null     | null      | null    | unlabelled |         | 0     |
 | 882346 | null     | null      | null    | unlabelled |         | 0     |
 | 892911 | null     | null      | null    | unlabelled |         | 0     |
 | 892912 | v1:6     | ethernet1 | 1234::1 | 449682     |         | 1280  |
 | 892913 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 892914 | v1:6     | ethernet2 | 1235::3 | 941710     |         | 640   |
 | 892915 | v1:6     | ethernet2 | 1235::3 | 941711     |         | 640   |
 | 892916 | null     | null      | null    | unlabelled |         | 0     |
 | 892917 | null     | null      | null    | unlabelled |         | 0     |
 | 892918 | null     | null      | null    | unlabelled |         | 0     |
 | 892919 | null     | null      | null    | unlabelled |         | 0     |
 | 892920 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 3993    | null     | null      | null    | unlabelled |         | 0     |
 | 3994    | v1:4     | ethernet1 | 1.1.2.2 | 882338     |         | 640   |
 | 3995    | v1:4     | ethernet1 | 1.1.2.2 | 882339     |         | 640   |
 | 3996    | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 3997    | v1:4     | ethernet2 | 1.1.3.4 | 837373     |         | 1280  |
 | 3998    | null     | null      | null    | unlabelled |         | 0     |
 | 3999    | null     | null      | null    | unlabelled |         | 0     |
 | 4000    | null     | null      | null    | unlabelled |         | 0     |
 | 4001    | null     | null      | null    | unlabelled |         | 0     |
 | 4002    | null     | null      | null    | unlabelled |         | 0     |
 | 68509   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 191115  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 230409  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 434666  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 435588  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 573544  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 620102  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 706354  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 828884  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 941707  | null     | null      | null    | unlabelled |         | 0     |
 | 941708  | v1:6     | ethernet1 | 1235::2 | 892912     |         | 640   |
 | 941709  | v1:6     | ethernet1 | 1235::2 | 892913     |         | 640   |
 | 941710  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 941711  | v1:6     | ethernet2 | 1236::4 | 927587     |         | 1280  |
 | 941712  | null     | null      | null    | unlabelled |         | 0     |
 | 941713  | null     | null      | null    | unlabelled |         | 0     |
 | 941714  | null     | null      | null    | unlabelled |         | 0     |
 | 941715  | null     | null      | null    | unlabelled |         | 0     |
 | 941716  | null     | null      | null    | unlabelled |         | 0     |
 | 992379  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 995189  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1024122 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 96113  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 98978  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 224967 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 288798 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 458453 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 503390 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 704023 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 763119 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 818948 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 837369 | null     | null      | null    | unlabelled |         | 0     |
 | 837370 | v1:4     | ethernet1 | 1.1.3.3 | 3994       |         | 0     |
 | 837371 | v1:4     | ethernet1 | 1.1.3.3 | 3995       |         | 0     |
 | 837372 | v1:4     | ethernet1 | 1.1.3.3 | 3996       |         | 0     |
 | 837373 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 837374 | null     | null      | null    | unlabelled |         | 0     |
 | 837375 | null     | null      | null    | unlabelled |         | 0     |
 | 837376 | null     | null      | null    | unlabelled |         | 0     |
 | 837377 | null     | null      | null    | unlabelled |         | 0     |
 | 837378 | null     | null      | null    | unlabelled |         | 0     |
 | 927583 | null     | null      | null    | unlabelled |         | 0     |
 | 927584 | v1:6     | ethernet1 | 1236::3 | 941708     |         | 0     |
 | 927585 | v1:6     | ethernet1 | 1236::3 | 941709     |         | 0     |
 | 927586 | v1:6     | ethernet1 | 1236::3 | 941710     |         | 0     |
 | 927587 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 927588 | null     | null      | null    | unlabelled |         | 0     |
 | 927589 | null     | null      | null    | unlabelled |         | 0     |
 | 927590 | null     | null      | null    | unlabelled |         | 0     |
 | 927591 | null     | null      | null    | unlabelled |         | 0     |
 | 927592 | null     | null      | null    | unlabelled |         | 0     |
 | 994173 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#