here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 191443  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 279989  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 293363  | null     | null      | null    | unlabelled |         | 0     |
 | 293364  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 293365  | v1:6     | ethernet1 | 1234::2 | 530774     |         | 0     |
 | 293366  | v1:6     | ethernet1 | 1234::2 | 530775     |         | 0     |
 | 293367  | v1:6     | ethernet1 | 1234::2 | 530776     |         | 0     |
 | 293368  | null     | null      | null    | unlabelled |         | 0     |
 | 293369  | null     | null      | null    | unlabelled |         | 0     |
 | 293370  | null     | null      | null    | unlabelled |         | 0     |
 | 293371  | null     | null      | null    | unlabelled |         | 0     |
 | 293372  | null     | null      | null    | unlabelled |         | 0     |
 | 429706  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 446258  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 459065  | null     | null      | null    | unlabelled |         | 0     |
 | 459066  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 459067  | v1:4     | ethernet1 | 1.1.1.2 | 242613     |         | 0     |
 | 459068  | v1:4     | ethernet1 | 1.1.1.2 | 242614     |         | 0     |
 | 459069  | v1:4     | ethernet1 | 1.1.1.2 | 242615     |         | 0     |
 | 459070  | null     | null      | null    | unlabelled |         | 0     |
 | 459071  | null     | null      | null    | unlabelled |         | 0     |
 | 459072  | null     | null      | null    | unlabelled |         | 0     |
 | 459073  | null     | null      | null    | unlabelled |         | 0     |
 | 459074  | null     | null      | null    | unlabelled |         | 0     |
 | 511390  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 681369  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 740539  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 751237  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 944771  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1030815 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 172261 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 210946 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 227708 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 242611 | null     | null      | null    | unlabelled |         | 0     |
 | 242612 | v1:4     | ethernet1 | 1.1.1.1 | 459066     |         | 1280  |
 | 242613 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 242614 | v1:4     | ethernet2 | 1.1.2.3 | 1016758    |         | 640   |
 | 242615 | v1:4     | ethernet2 | 1.1.2.3 | 1016759    |         | 640   |
 | 242616 | null     | null      | null    | unlabelled |         | 0     |
 | 242617 | null     | null      | null    | unlabelled |         | 0     |
 | 242618 | null     | null      | null    | unlabelled |         | 0     |
 | 242619 | null     | null      | null    | unlabelled |         | 0     |
 | 242620 | null     | null      | null    | unlabelled |         | 0     |
 | 530772 | null     | null      | null    | unlabelled |         | 0     |
 | 530773 | v1:6     | ethernet1 | 1234::1 | 293364     |         | 1280  |
 | 530774 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 530775 | v1:6     | ethernet2 | 1235::3 | 577775     |         | 640   |
 | 530776 | v1:6     | ethernet2 | 1235::3 | 577776     |         | 640   |
 | 530777 | null     | null      | null    | unlabelled |         | 0     |
 | 530778 | null     | null      | null    | unlabelled |         | 0     |
 | 530779 | null     | null      | null    | unlabelled |         | 0     |
 | 530780 | null     | null      | null    | unlabelled |         | 0     |
 | 530781 | null     | null      | null    | unlabelled |         | 0     |
 | 571723 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 574460 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 810320 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 825568 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 845558 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 858409 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 924049 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 945844 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 964722 | v1:4     | ethernet2 | 1.1.2.3 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 15512   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 82497   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 109779  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 113070  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 114801  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 177994  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 394690  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 577772  | null     | null      | null    | unlabelled |         | 0     |
 | 577773  | v1:6     | ethernet1 | 1235::2 | 530773     |         | 640   |
 | 577774  | v1:6     | ethernet1 | 1235::2 | 530774     |         | 640   |
 | 577775  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 577776  | v1:6     | ethernet2 | 1236::4 | 685165     |         | 1280  |
 | 577777  | null     | null      | null    | unlabelled |         | 0     |
 | 577778  | null     | null      | null    | unlabelled |         | 0     |
 | 577779  | null     | null      | null    | unlabelled |         | 0     |
 | 577780  | null     | null      | null    | unlabelled |         | 0     |
 | 577781  | null     | null      | null    | unlabelled |         | 0     |
 | 801047  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 906186  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 906432  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 913377  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 929243  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 1016755 | null     | null      | null    | unlabelled |         | 0     |
 | 1016756 | v1:4     | ethernet1 | 1.1.2.2 | 242612     |         | 640   |
 | 1016757 | v1:4     | ethernet1 | 1.1.2.2 | 242613     |         | 640   |
 | 1016758 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1016759 | v1:4     | ethernet2 | 1.1.3.4 | 50956      |         | 1280  |
 | 1016760 | null     | null      | null    | unlabelled |         | 0     |
 | 1016761 | null     | null      | null    | unlabelled |         | 0     |
 | 1016762 | null     | null      | null    | unlabelled |         | 0     |
 | 1016763 | null     | null      | null    | unlabelled |         | 0     |
 | 1016764 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 18593  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 50952  | null     | null      | null    | unlabelled |         | 0     |
 | 50953  | v1:4     | ethernet1 | 1.1.3.3 | 1016756    |         | 0     |
 | 50954  | v1:4     | ethernet1 | 1.1.3.3 | 1016757    |         | 0     |
 | 50955  | v1:4     | ethernet1 | 1.1.3.3 | 1016758    |         | 0     |
 | 50956  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 50957  | null     | null      | null    | unlabelled |         | 0     |
 | 50958  | null     | null      | null    | unlabelled |         | 0     |
 | 50959  | null     | null      | null    | unlabelled |         | 0     |
 | 50960  | null     | null      | null    | unlabelled |         | 0     |
 | 50961  | null     | null      | null    | unlabelled |         | 0     |
 | 51172  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 334720 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 521787 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 685161 | null     | null      | null    | unlabelled |         | 0     |
 | 685162 | v1:6     | ethernet1 | 1236::3 | 577773     |         | 0     |
 | 685163 | v1:6     | ethernet1 | 1236::3 | 577774     |         | 0     |
 | 685164 | v1:6     | ethernet1 | 1236::3 | 577775     |         | 0     |
 | 685165 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 685166 | null     | null      | null    | unlabelled |         | 0     |
 | 685167 | null     | null      | null    | unlabelled |         | 0     |
 | 685168 | null     | null      | null    | unlabelled |         | 0     |
 | 685169 | null     | null      | null    | unlabelled |         | 0     |
 | 685170 | null     | null      | null    | unlabelled |         | 0     |
 | 723146 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 754102 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 767195 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 774550 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 945904 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 954798 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#