here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 10333   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 84460   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 216261  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 325443  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 400895  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 415628  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 453655  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 527404  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 552448  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 607154  | null     | null      | null    | unlabelled |         | 0     |
 | 607155  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 607156  | v1:6     | ethernet1 | 1234::2 | 962312     |         | 0     |
 | 607157  | v1:6     | ethernet1 | 1234::2 | 962313     |         | 0     |
 | 607158  | v1:6     | ethernet1 | 1234::2 | 962314     |         | 0     |
 | 607159  | null     | null      | null    | unlabelled |         | 0     |
 | 607160  | null     | null      | null    | unlabelled |         | 0     |
 | 607161  | null     | null      | null    | unlabelled |         | 0     |
 | 607162  | null     | null      | null    | unlabelled |         | 0     |
 | 607163  | null     | null      | null    | unlabelled |         | 0     |
 | 720323  | null     | null      | null    | unlabelled |         | 0     |
 | 720324  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 720325  | v1:4     | ethernet1 | 1.1.1.2 | 592675     |         | 0     |
 | 720326  | v1:4     | ethernet1 | 1.1.1.2 | 592676     |         | 0     |
 | 720327  | v1:4     | ethernet1 | 1.1.1.2 | 592677     |         | 0     |
 | 720328  | null     | null      | null    | unlabelled |         | 0     |
 | 720329  | null     | null      | null    | unlabelled |         | 0     |
 | 720330  | null     | null      | null    | unlabelled |         | 0     |
 | 720331  | null     | null      | null    | unlabelled |         | 0     |
 | 720332  | null     | null      | null    | unlabelled |         | 0     |
 | 1032333 | v1:6     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 74358  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 77751  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 206971 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 316081 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 349645 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 402396 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 537639 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 592673 | null     | null      | null    | unlabelled |         | 0     |
 | 592674 | v1:4     | ethernet1 | 1.1.1.1 | 720324     |         | 1280  |
 | 592675 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 592676 | v1:4     | ethernet2 | 1.1.2.3 | 617877     |         | 640   |
 | 592677 | v1:4     | ethernet2 | 1.1.2.3 | 617878     |         | 640   |
 | 592678 | null     | null      | null    | unlabelled |         | 0     |
 | 592679 | null     | null      | null    | unlabelled |         | 0     |
 | 592680 | null     | null      | null    | unlabelled |         | 0     |
 | 592681 | null     | null      | null    | unlabelled |         | 0     |
 | 592682 | null     | null      | null    | unlabelled |         | 0     |
 | 797777 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 819443 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 863905 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 945525 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 962310 | null     | null      | null    | unlabelled |         | 0     |
 | 962311 | v1:6     | ethernet1 | 1234::1 | 607155     |         | 1280  |
 | 962312 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 962313 | v1:6     | ethernet2 | 1235::3 | 487388     |         | 640   |
 | 962314 | v1:6     | ethernet2 | 1235::3 | 487389     |         | 640   |
 | 962315 | null     | null      | null    | unlabelled |         | 0     |
 | 962316 | null     | null      | null    | unlabelled |         | 0     |
 | 962317 | null     | null      | null    | unlabelled |         | 0     |
 | 962318 | null     | null      | null    | unlabelled |         | 0     |
 | 962319 | null     | null      | null    | unlabelled |         | 0     |
 | 982002 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 11877   | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 74059   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 416487  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 433091  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 453554  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 487385  | null     | null      | null    | unlabelled |         | 0     |
 | 487386  | v1:6     | ethernet1 | 1235::2 | 962311     |         | 640   |
 | 487387  | v1:6     | ethernet1 | 1235::2 | 962312     |         | 640   |
 | 487388  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 487389  | v1:6     | ethernet2 | 1236::4 | 85792      |         | 1280  |
 | 487390  | null     | null      | null    | unlabelled |         | 0     |
 | 487391  | null     | null      | null    | unlabelled |         | 0     |
 | 487392  | null     | null      | null    | unlabelled |         | 0     |
 | 487393  | null     | null      | null    | unlabelled |         | 0     |
 | 487394  | null     | null      | null    | unlabelled |         | 0     |
 | 504189  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 589296  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 617874  | null     | null      | null    | unlabelled |         | 0     |
 | 617875  | v1:4     | ethernet1 | 1.1.2.2 | 592674     |         | 640   |
 | 617876  | v1:4     | ethernet1 | 1.1.2.2 | 592675     |         | 640   |
 | 617877  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 617878  | v1:4     | ethernet2 | 1.1.3.4 | 669452     |         | 1280  |
 | 617879  | null     | null      | null    | unlabelled |         | 0     |
 | 617880  | null     | null      | null    | unlabelled |         | 0     |
 | 617881  | null     | null      | null    | unlabelled |         | 0     |
 | 617882  | null     | null      | null    | unlabelled |         | 0     |
 | 617883  | null     | null      | null    | unlabelled |         | 0     |
 | 651051  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 754621  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 846188  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 966422  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1035980 | tester:6 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 85788   | null     | null      | null    | unlabelled |         | 0     |
 | 85789   | v1:6     | ethernet1 | 1236::3 | 487386     |         | 0     |
 | 85790   | v1:6     | ethernet1 | 1236::3 | 487387     |         | 0     |
 | 85791   | v1:6     | ethernet1 | 1236::3 | 487388     |         | 0     |
 | 85792   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 85793   | null     | null      | null    | unlabelled |         | 0     |
 | 85794   | null     | null      | null    | unlabelled |         | 0     |
 | 85795   | null     | null      | null    | unlabelled |         | 0     |
 | 85796   | null     | null      | null    | unlabelled |         | 0     |
 | 85797   | null     | null      | null    | unlabelled |         | 0     |
 | 260204  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 378966  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 481687  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 669448  | null     | null      | null    | unlabelled |         | 0     |
 | 669449  | v1:4     | ethernet1 | 1.1.3.3 | 617875     |         | 0     |
 | 669450  | v1:4     | ethernet1 | 1.1.3.3 | 617876     |         | 0     |
 | 669451  | v1:4     | ethernet1 | 1.1.3.3 | 617877     |         | 0     |
 | 669452  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 669453  | null     | null      | null    | unlabelled |         | 0     |
 | 669454  | null     | null      | null    | unlabelled |         | 0     |
 | 669455  | null     | null      | null    | unlabelled |         | 0     |
 | 669456  | null     | null      | null    | unlabelled |         | 0     |
 | 669457  | null     | null      | null    | unlabelled |         | 0     |
 | 697684  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 757380  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 757814  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 853111  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 862103  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1017749 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1023556 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#