here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 162843  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 183610  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 315154  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 368413  | null     | null      | null    | unlabelled |         | 0     |
 | 368414  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 368415  | v1:6     | ethernet1 | 1234::2 | 722268     |         | 0     |
 | 368416  | v1:6     | ethernet1 | 1234::2 | 722269     |         | 0     |
 | 368417  | v1:6     | ethernet1 | 1234::2 | 722270     |         | 0     |
 | 368418  | null     | null      | null    | unlabelled |         | 0     |
 | 368419  | null     | null      | null    | unlabelled |         | 0     |
 | 368420  | null     | null      | null    | unlabelled |         | 0     |
 | 368421  | null     | null      | null    | unlabelled |         | 0     |
 | 368422  | null     | null      | null    | unlabelled |         | 0     |
 | 389363  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 591752  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 602696  | null     | null      | null    | unlabelled |         | 0     |
 | 602697  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 602698  | v1:4     | ethernet1 | 1.1.1.2 | 174147     |         | 0     |
 | 602699  | v1:4     | ethernet1 | 1.1.1.2 | 174148     |         | 0     |
 | 602700  | v1:4     | ethernet1 | 1.1.1.2 | 174149     |         | 0     |
 | 602701  | null     | null      | null    | unlabelled |         | 0     |
 | 602702  | null     | null      | null    | unlabelled |         | 0     |
 | 602703  | null     | null      | null    | unlabelled |         | 0     |
 | 602704  | null     | null      | null    | unlabelled |         | 0     |
 | 602705  | null     | null      | null    | unlabelled |         | 0     |
 | 860791  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 872043  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 950114  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 957399  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1004802 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 161773  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 174145  | null     | null      | null    | unlabelled |         | 0     |
 | 174146  | v1:4     | ethernet1 | 1.1.1.1 | 602697     |         | 1280  |
 | 174147  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 174148  | v1:4     | ethernet2 | 1.1.2.3 | 513093     |         | 640   |
 | 174149  | v1:4     | ethernet2 | 1.1.2.3 | 513094     |         | 640   |
 | 174150  | null     | null      | null    | unlabelled |         | 0     |
 | 174151  | null     | null      | null    | unlabelled |         | 0     |
 | 174152  | null     | null      | null    | unlabelled |         | 0     |
 | 174153  | null     | null      | null    | unlabelled |         | 0     |
 | 174154  | null     | null      | null    | unlabelled |         | 0     |
 | 264531  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 264767  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 312903  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 386553  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 464412  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 613787  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 622218  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 722266  | null     | null      | null    | unlabelled |         | 0     |
 | 722267  | v1:6     | ethernet1 | 1234::1 | 368414     |         | 1280  |
 | 722268  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 722269  | v1:6     | ethernet2 | 1235::3 | 603402     |         | 640   |
 | 722270  | v1:6     | ethernet2 | 1235::3 | 603403     |         | 640   |
 | 722271  | null     | null      | null    | unlabelled |         | 0     |
 | 722272  | null     | null      | null    | unlabelled |         | 0     |
 | 722273  | null     | null      | null    | unlabelled |         | 0     |
 | 722274  | null     | null      | null    | unlabelled |         | 0     |
 | 722275  | null     | null      | null    | unlabelled |         | 0     |
 | 780621  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 830697  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 853042  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1037138 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 12821   | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 52058   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 292438  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 321628  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 333087  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 381150  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 513090  | null     | null      | null    | unlabelled |         | 0     |
 | 513091  | v1:4     | ethernet1 | 1.1.2.2 | 174146     |         | 640   |
 | 513092  | v1:4     | ethernet1 | 1.1.2.2 | 174147     |         | 640   |
 | 513093  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 513094  | v1:4     | ethernet2 | 1.1.3.4 | 396166     |         | 1280  |
 | 513095  | null     | null      | null    | unlabelled |         | 0     |
 | 513096  | null     | null      | null    | unlabelled |         | 0     |
 | 513097  | null     | null      | null    | unlabelled |         | 0     |
 | 513098  | null     | null      | null    | unlabelled |         | 0     |
 | 513099  | null     | null      | null    | unlabelled |         | 0     |
 | 589573  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 603399  | null     | null      | null    | unlabelled |         | 0     |
 | 603400  | v1:6     | ethernet1 | 1235::2 | 722267     |         | 640   |
 | 603401  | v1:6     | ethernet1 | 1235::2 | 722268     |         | 640   |
 | 603402  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 603403  | v1:6     | ethernet2 | 1236::4 | 421448     |         | 1280  |
 | 603404  | null     | null      | null    | unlabelled |         | 0     |
 | 603405  | null     | null      | null    | unlabelled |         | 0     |
 | 603406  | null     | null      | null    | unlabelled |         | 0     |
 | 603407  | null     | null      | null    | unlabelled |         | 0     |
 | 603408  | null     | null      | null    | unlabelled |         | 0     |
 | 623904  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 778182  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 786915  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 938157  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1036108 | v1:4     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 396162 | null     | null      | null    | unlabelled |         | 0     |
 | 396163 | v1:4     | ethernet1 | 1.1.3.3 | 513091     |         | 0     |
 | 396164 | v1:4     | ethernet1 | 1.1.3.3 | 513092     |         | 0     |
 | 396165 | v1:4     | ethernet1 | 1.1.3.3 | 513093     |         | 0     |
 | 396166 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 396167 | null     | null      | null    | unlabelled |         | 0     |
 | 396168 | null     | null      | null    | unlabelled |         | 0     |
 | 396169 | null     | null      | null    | unlabelled |         | 0     |
 | 396170 | null     | null      | null    | unlabelled |         | 0     |
 | 396171 | null     | null      | null    | unlabelled |         | 0     |
 | 403074 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 421444 | null     | null      | null    | unlabelled |         | 0     |
 | 421445 | v1:6     | ethernet1 | 1236::3 | 603400     |         | 0     |
 | 421446 | v1:6     | ethernet1 | 1236::3 | 603401     |         | 0     |
 | 421447 | v1:6     | ethernet1 | 1236::3 | 603402     |         | 0     |
 | 421448 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 421449 | null     | null      | null    | unlabelled |         | 0     |
 | 421450 | null     | null      | null    | unlabelled |         | 0     |
 | 421451 | null     | null      | null    | unlabelled |         | 0     |
 | 421452 | null     | null      | null    | unlabelled |         | 0     |
 | 421453 | null     | null      | null    | unlabelled |         | 0     |
 | 450422 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 455973 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 473885 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 518726 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 658210 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 734044 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 829388 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 929403 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 935145 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#