here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 50950   | null     | null      | null    | unlabelled |         | 0     |
 | 50951   | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 50952   | v1:4     | ethernet1 | 1.1.1.2 | 524602     |         | 0     |
 | 50953   | v1:4     | ethernet1 | 1.1.1.2 | 524603     |         | 0     |
 | 50954   | v1:4     | ethernet1 | 1.1.1.2 | 524604     |         | 0     |
 | 50955   | null     | null      | null    | unlabelled |         | 0     |
 | 50956   | null     | null      | null    | unlabelled |         | 0     |
 | 50957   | null     | null      | null    | unlabelled |         | 0     |
 | 50958   | null     | null      | null    | unlabelled |         | 0     |
 | 50959   | null     | null      | null    | unlabelled |         | 0     |
 | 128245  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 160068  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 174538  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 430281  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 512909  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 797358  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 801841  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 878571  | null     | null      | null    | unlabelled |         | 0     |
 | 878572  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 878573  | v1:6     | ethernet1 | 1234::2 | 286996     |         | 0     |
 | 878574  | v1:6     | ethernet1 | 1234::2 | 286997     |         | 0     |
 | 878575  | v1:6     | ethernet1 | 1234::2 | 286998     |         | 0     |
 | 878576  | null     | null      | null    | unlabelled |         | 0     |
 | 878577  | null     | null      | null    | unlabelled |         | 0     |
 | 878578  | null     | null      | null    | unlabelled |         | 0     |
 | 878579  | null     | null      | null    | unlabelled |         | 0     |
 | 878580  | null     | null      | null    | unlabelled |         | 0     |
 | 909525  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 969032  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1007814 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 40115  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 84392  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 155683 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 237468 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 286994 | null     | null      | null    | unlabelled |         | 0     |
 | 286995 | v1:6     | ethernet1 | 1234::1 | 878572     |         | 1280  |
 | 286996 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 286997 | v1:6     | ethernet2 | 1235::3 | 927548     |         | 640   |
 | 286998 | v1:6     | ethernet2 | 1235::3 | 927549     |         | 640   |
 | 286999 | null     | null      | null    | unlabelled |         | 0     |
 | 287000 | null     | null      | null    | unlabelled |         | 0     |
 | 287001 | null     | null      | null    | unlabelled |         | 0     |
 | 287002 | null     | null      | null    | unlabelled |         | 0     |
 | 287003 | null     | null      | null    | unlabelled |         | 0     |
 | 517855 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 524600 | null     | null      | null    | unlabelled |         | 0     |
 | 524601 | v1:4     | ethernet1 | 1.1.1.1 | 50951      |         | 1280  |
 | 524602 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 524603 | v1:4     | ethernet2 | 1.1.2.3 | 923959     |         | 640   |
 | 524604 | v1:4     | ethernet2 | 1.1.2.3 | 923960     |         | 640   |
 | 524605 | null     | null      | null    | unlabelled |         | 0     |
 | 524606 | null     | null      | null    | unlabelled |         | 0     |
 | 524607 | null     | null      | null    | unlabelled |         | 0     |
 | 524608 | null     | null      | null    | unlabelled |         | 0     |
 | 524609 | null     | null      | null    | unlabelled |         | 0     |
 | 546433 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 852461 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 854573 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 859183 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 951257 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 993141 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 997634 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 118006  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 188141  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 287541  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 377820  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 432509  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 446750  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 523609  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 727627  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 837281  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 867681  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 923956  | null     | null      | null    | unlabelled |         | 0     |
 | 923957  | v1:4     | ethernet1 | 1.1.2.2 | 524601     |         | 640   |
 | 923958  | v1:4     | ethernet1 | 1.1.2.2 | 524602     |         | 640   |
 | 923959  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 923960  | v1:4     | ethernet2 | 1.1.3.4 | 873491     |         | 1280  |
 | 923961  | null     | null      | null    | unlabelled |         | 0     |
 | 923962  | null     | null      | null    | unlabelled |         | 0     |
 | 923963  | null     | null      | null    | unlabelled |         | 0     |
 | 923964  | null     | null      | null    | unlabelled |         | 0     |
 | 923965  | null     | null      | null    | unlabelled |         | 0     |
 | 927201  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 927545  | null     | null      | null    | unlabelled |         | 0     |
 | 927546  | v1:6     | ethernet1 | 1235::2 | 286995     |         | 640   |
 | 927547  | v1:6     | ethernet1 | 1235::2 | 286996     |         | 640   |
 | 927548  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 927549  | v1:6     | ethernet2 | 1236::4 | 348541     |         | 1280  |
 | 927550  | null     | null      | null    | unlabelled |         | 0     |
 | 927551  | null     | null      | null    | unlabelled |         | 0     |
 | 927552  | null     | null      | null    | unlabelled |         | 0     |
 | 927553  | null     | null      | null    | unlabelled |         | 0     |
 | 927554  | null     | null      | null    | unlabelled |         | 0     |
 | 1038989 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 150308  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 203967  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 254733  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 348537  | null     | null      | null    | unlabelled |         | 0     |
 | 348538  | v1:6     | ethernet1 | 1236::3 | 927546     |         | 0     |
 | 348539  | v1:6     | ethernet1 | 1236::3 | 927547     |         | 0     |
 | 348540  | v1:6     | ethernet1 | 1236::3 | 927548     |         | 0     |
 | 348541  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 348542  | null     | null      | null    | unlabelled |         | 0     |
 | 348543  | null     | null      | null    | unlabelled |         | 0     |
 | 348544  | null     | null      | null    | unlabelled |         | 0     |
 | 348545  | null     | null      | null    | unlabelled |         | 0     |
 | 348546  | null     | null      | null    | unlabelled |         | 0     |
 | 502840  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 594245  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 773381  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 845496  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 873487  | null     | null      | null    | unlabelled |         | 0     |
 | 873488  | v1:4     | ethernet1 | 1.1.3.3 | 923957     |         | 0     |
 | 873489  | v1:4     | ethernet1 | 1.1.3.3 | 923958     |         | 0     |
 | 873490  | v1:4     | ethernet1 | 1.1.3.3 | 923959     |         | 0     |
 | 873491  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 873492  | null     | null      | null    | unlabelled |         | 0     |
 | 873493  | null     | null      | null    | unlabelled |         | 0     |
 | 873494  | null     | null      | null    | unlabelled |         | 0     |
 | 873495  | null     | null      | null    | unlabelled |         | 0     |
 | 873496  | null     | null      | null    | unlabelled |         | 0     |
 | 879327  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 898818  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1046106 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#