here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 11756  | null     | null      | null    | unlabelled |         | 0     |
 | 11757  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 11758  | v1:6     | ethernet1 | 1234::2 | 445535     |         | 0     |
 | 11759  | v1:6     | ethernet1 | 1234::2 | 445536     |         | 0     |
 | 11760  | v1:6     | ethernet1 | 1234::2 | 445537     |         | 0     |
 | 11761  | null     | null      | null    | unlabelled |         | 0     |
 | 11762  | null     | null      | null    | unlabelled |         | 0     |
 | 11763  | null     | null      | null    | unlabelled |         | 0     |
 | 11764  | null     | null      | null    | unlabelled |         | 0     |
 | 11765  | null     | null      | null    | unlabelled |         | 0     |
 | 71386  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 90053  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 136013 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 228923 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 354215 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 540365 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 555859 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 589751 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 619140 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 626835 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 831960 | null     | null      | null    | unlabelled |         | 0     |
 | 831961 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 831962 | v1:4     | ethernet1 | 1.1.1.2 | 442121     |         | 0     |
 | 831963 | v1:4     | ethernet1 | 1.1.1.2 | 442122     |         | 0     |
 | 831964 | v1:4     | ethernet1 | 1.1.1.2 | 442123     |         | 0     |
 | 831965 | null     | null      | null    | unlabelled |         | 0     |
 | 831966 | null     | null      | null    | unlabelled |         | 0     |
 | 831967 | null     | null      | null    | unlabelled |         | 0     |
 | 831968 | null     | null      | null    | unlabelled |         | 0     |
 | 831969 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 368830  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 442119  | null     | null      | null    | unlabelled |         | 0     |
 | 442120  | v1:4     | ethernet1 | 1.1.1.1 | 831961     |         | 1280  |
 | 442121  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 442122  | v1:4     | ethernet2 | 1.1.2.3 | 539361     |         | 640   |
 | 442123  | v1:4     | ethernet2 | 1.1.2.3 | 539362     |         | 640   |
 | 442124  | null     | null      | null    | unlabelled |         | 0     |
 | 442125  | null     | null      | null    | unlabelled |         | 0     |
 | 442126  | null     | null      | null    | unlabelled |         | 0     |
 | 442127  | null     | null      | null    | unlabelled |         | 0     |
 | 442128  | null     | null      | null    | unlabelled |         | 0     |
 | 445533  | null     | null      | null    | unlabelled |         | 0     |
 | 445534  | v1:6     | ethernet1 | 1234::1 | 11757      |         | 1280  |
 | 445535  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 445536  | v1:6     | ethernet2 | 1235::3 | 1025217    |         | 640   |
 | 445537  | v1:6     | ethernet2 | 1235::3 | 1025218    |         | 640   |
 | 445538  | null     | null      | null    | unlabelled |         | 0     |
 | 445539  | null     | null      | null    | unlabelled |         | 0     |
 | 445540  | null     | null      | null    | unlabelled |         | 0     |
 | 445541  | null     | null      | null    | unlabelled |         | 0     |
 | 445542  | null     | null      | null    | unlabelled |         | 0     |
 | 488609  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 544922  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 571804  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 651544  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 668161  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 707771  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 854082  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 869083  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 902653  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 967875  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 1032793 | tester:4 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 165122  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 188322  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 193364  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 539358  | null     | null      | null    | unlabelled |         | 0     |
 | 539359  | v1:4     | ethernet1 | 1.1.2.2 | 442120     |         | 640   |
 | 539360  | v1:4     | ethernet1 | 1.1.2.2 | 442121     |         | 640   |
 | 539361  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 539362  | v1:4     | ethernet2 | 1.1.3.4 | 163348     |         | 1280  |
 | 539363  | null     | null      | null    | unlabelled |         | 0     |
 | 539364  | null     | null      | null    | unlabelled |         | 0     |
 | 539365  | null     | null      | null    | unlabelled |         | 0     |
 | 539366  | null     | null      | null    | unlabelled |         | 0     |
 | 539367  | null     | null      | null    | unlabelled |         | 0     |
 | 610933  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 700280  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 743332  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 825441  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 833790  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 848785  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 973918  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1025214 | null     | null      | null    | unlabelled |         | 0     |
 | 1025215 | v1:6     | ethernet1 | 1235::2 | 445534     |         | 640   |
 | 1025216 | v1:6     | ethernet1 | 1235::2 | 445535     |         | 640   |
 | 1025217 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1025218 | v1:6     | ethernet2 | 1236::4 | 225995     |         | 1280  |
 | 1025219 | null     | null      | null    | unlabelled |         | 0     |
 | 1025220 | null     | null      | null    | unlabelled |         | 0     |
 | 1025221 | null     | null      | null    | unlabelled |         | 0     |
 | 1025222 | null     | null      | null    | unlabelled |         | 0     |
 | 1025223 | null     | null      | null    | unlabelled |         | 0     |
 | 1039907 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 1041801 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 20447   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 140507  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 163344  | null     | null      | null    | unlabelled |         | 0     |
 | 163345  | v1:4     | ethernet1 | 1.1.3.3 | 539359     |         | 0     |
 | 163346  | v1:4     | ethernet1 | 1.1.3.3 | 539360     |         | 0     |
 | 163347  | v1:4     | ethernet1 | 1.1.3.3 | 539361     |         | 0     |
 | 163348  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 163349  | null     | null      | null    | unlabelled |         | 0     |
 | 163350  | null     | null      | null    | unlabelled |         | 0     |
 | 163351  | null     | null      | null    | unlabelled |         | 0     |
 | 163352  | null     | null      | null    | unlabelled |         | 0     |
 | 163353  | null     | null      | null    | unlabelled |         | 0     |
 | 225991  | null     | null      | null    | unlabelled |         | 0     |
 | 225992  | v1:6     | ethernet1 | 1236::3 | 1025215    |         | 0     |
 | 225993  | v1:6     | ethernet1 | 1236::3 | 1025216    |         | 0     |
 | 225994  | v1:6     | ethernet1 | 1236::3 | 1025217    |         | 0     |
 | 225995  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 225996  | null     | null      | null    | unlabelled |         | 0     |
 | 225997  | null     | null      | null    | unlabelled |         | 0     |
 | 225998  | null     | null      | null    | unlabelled |         | 0     |
 | 225999  | null     | null      | null    | unlabelled |         | 0     |
 | 226000  | null     | null      | null    | unlabelled |         | 0     |
 | 275209  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 405954  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 520601  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 802770  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 829271  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 846571  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 935345  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1046082 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#