here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 192401  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 298664  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 634470  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 649569  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 662610  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 799211  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 940691  | null     | null      | null    | unlabelled |         | 0     |
 | 940692  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 940693  | v1:6     | ethernet1 | 1234::2 | 286666     |         | 0     |
 | 940694  | v1:6     | ethernet1 | 1234::2 | 286667     |         | 0     |
 | 940695  | v1:6     | ethernet1 | 1234::2 | 286668     |         | 0     |
 | 940696  | null     | null      | null    | unlabelled |         | 0     |
 | 940697  | null     | null      | null    | unlabelled |         | 0     |
 | 940698  | null     | null      | null    | unlabelled |         | 0     |
 | 940699  | null     | null      | null    | unlabelled |         | 0     |
 | 940700  | null     | null      | null    | unlabelled |         | 0     |
 | 1041776 | null     | null      | null    | unlabelled |         | 0     |
 | 1041777 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1041778 | v1:4     | ethernet1 | 1.1.1.2 | 919357     |         | 0     |
 | 1041779 | v1:4     | ethernet1 | 1.1.1.2 | 919358     |         | 0     |
 | 1041780 | v1:4     | ethernet1 | 1.1.1.2 | 919359     |         | 0     |
 | 1041781 | null     | null      | null    | unlabelled |         | 0     |
 | 1041782 | null     | null      | null    | unlabelled |         | 0     |
 | 1041783 | null     | null      | null    | unlabelled |         | 0     |
 | 1041784 | null     | null      | null    | unlabelled |         | 0     |
 | 1041785 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 228058  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 286664  | null     | null      | null    | unlabelled |         | 0     |
 | 286665  | v1:6     | ethernet1 | 1234::1 | 940692     |         | 1280  |
 | 286666  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 286667  | v1:6     | ethernet2 | 1235::3 | 293539     |         | 640   |
 | 286668  | v1:6     | ethernet2 | 1235::3 | 293540     |         | 640   |
 | 286669  | null     | null      | null    | unlabelled |         | 0     |
 | 286670  | null     | null      | null    | unlabelled |         | 0     |
 | 286671  | null     | null      | null    | unlabelled |         | 0     |
 | 286672  | null     | null      | null    | unlabelled |         | 0     |
 | 286673  | null     | null      | null    | unlabelled |         | 0     |
 | 345354  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 660060  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 717813  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 805175  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 807228  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 919355  | null     | null      | null    | unlabelled |         | 0     |
 | 919356  | v1:4     | ethernet1 | 1.1.1.1 | 1041777    |         | 1280  |
 | 919357  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 919358  | v1:4     | ethernet2 | 1.1.2.3 | 840496     |         | 640   |
 | 919359  | v1:4     | ethernet2 | 1.1.2.3 | 840497     |         | 640   |
 | 919360  | null     | null      | null    | unlabelled |         | 0     |
 | 919361  | null     | null      | null    | unlabelled |         | 0     |
 | 919362  | null     | null      | null    | unlabelled |         | 0     |
 | 919363  | null     | null      | null    | unlabelled |         | 0     |
 | 919364  | null     | null      | null    | unlabelled |         | 0     |
 | 925070  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 1020061 | v1:4     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 77653  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 166312 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 293536 | null     | null      | null    | unlabelled |         | 0     |
 | 293537 | v1:6     | ethernet1 | 1235::2 | 286665     |         | 640   |
 | 293538 | v1:6     | ethernet1 | 1235::2 | 286666     |         | 640   |
 | 293539 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 293540 | v1:6     | ethernet2 | 1236::4 | 148895     |         | 1280  |
 | 293541 | null     | null      | null    | unlabelled |         | 0     |
 | 293542 | null     | null      | null    | unlabelled |         | 0     |
 | 293543 | null     | null      | null    | unlabelled |         | 0     |
 | 293544 | null     | null      | null    | unlabelled |         | 0     |
 | 293545 | null     | null      | null    | unlabelled |         | 0     |
 | 358171 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 603127 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 670432 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 690082 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 711996 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 712566 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 840493 | null     | null      | null    | unlabelled |         | 0     |
 | 840494 | v1:4     | ethernet1 | 1.1.2.2 | 919356     |         | 640   |
 | 840495 | v1:4     | ethernet1 | 1.1.2.2 | 919357     |         | 640   |
 | 840496 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 840497 | v1:4     | ethernet2 | 1.1.3.4 | 510416     |         | 1280  |
 | 840498 | null     | null      | null    | unlabelled |         | 0     |
 | 840499 | null     | null      | null    | unlabelled |         | 0     |
 | 840500 | null     | null      | null    | unlabelled |         | 0     |
 | 840501 | null     | null      | null    | unlabelled |         | 0     |
 | 840502 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 66457  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 148891 | null     | null      | null    | unlabelled |         | 0     |
 | 148892 | v1:6     | ethernet1 | 1236::3 | 293537     |         | 0     |
 | 148893 | v1:6     | ethernet1 | 1236::3 | 293538     |         | 0     |
 | 148894 | v1:6     | ethernet1 | 1236::3 | 293539     |         | 0     |
 | 148895 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 148896 | null     | null      | null    | unlabelled |         | 0     |
 | 148897 | null     | null      | null    | unlabelled |         | 0     |
 | 148898 | null     | null      | null    | unlabelled |         | 0     |
 | 148899 | null     | null      | null    | unlabelled |         | 0     |
 | 148900 | null     | null      | null    | unlabelled |         | 0     |
 | 154735 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 323927 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 404240 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 462939 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 510412 | null     | null      | null    | unlabelled |         | 0     |
 | 510413 | v1:4     | ethernet1 | 1.1.3.3 | 840494     |         | 0     |
 | 510414 | v1:4     | ethernet1 | 1.1.3.3 | 840495     |         | 0     |
 | 510415 | v1:4     | ethernet1 | 1.1.3.3 | 840496     |         | 0     |
 | 510416 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 510417 | null     | null      | null    | unlabelled |         | 0     |
 | 510418 | null     | null      | null    | unlabelled |         | 0     |
 | 510419 | null     | null      | null    | unlabelled |         | 0     |
 | 510420 | null     | null      | null    | unlabelled |         | 0     |
 | 510421 | null     | null      | null    | unlabelled |         | 0     |
 | 592761 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#