here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 29693   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 72319   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 104967  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 105316  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 167725  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 270719  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 444796  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 630397  | null     | null      | null    | unlabelled |         | 0     |
 | 630398  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 630399  | v1:6     | ethernet1 | 1234::2 | 607100     |         | 0     |
 | 630400  | v1:6     | ethernet1 | 1234::2 | 607101     |         | 0     |
 | 630401  | v1:6     | ethernet1 | 1234::2 | 607102     |         | 0     |
 | 630402  | null     | null      | null    | unlabelled |         | 0     |
 | 630403  | null     | null      | null    | unlabelled |         | 0     |
 | 630404  | null     | null      | null    | unlabelled |         | 0     |
 | 630405  | null     | null      | null    | unlabelled |         | 0     |
 | 630406  | null     | null      | null    | unlabelled |         | 0     |
 | 668444  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 848249  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 921933  | null     | null      | null    | unlabelled |         | 0     |
 | 921934  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 921935  | v1:4     | ethernet1 | 1.1.1.2 | 569380     |         | 0     |
 | 921936  | v1:4     | ethernet1 | 1.1.1.2 | 569381     |         | 0     |
 | 921937  | v1:4     | ethernet1 | 1.1.1.2 | 569382     |         | 0     |
 | 921938  | null     | null      | null    | unlabelled |         | 0     |
 | 921939  | null     | null      | null    | unlabelled |         | 0     |
 | 921940  | null     | null      | null    | unlabelled |         | 0     |
 | 921941  | null     | null      | null    | unlabelled |         | 0     |
 | 921942  | null     | null      | null    | unlabelled |         | 0     |
 | 1039891 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 66004  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 74795  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 103163 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 140105 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 242717 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 344375 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 348637 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 368402 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 569378 | null     | null      | null    | unlabelled |         | 0     |
 | 569379 | v1:4     | ethernet1 | 1.1.1.1 | 921934     |         | 1280  |
 | 569380 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 569381 | v1:4     | ethernet2 | 1.1.2.3 | 127677     |         | 640   |
 | 569382 | v1:4     | ethernet2 | 1.1.2.3 | 127678     |         | 640   |
 | 569383 | null     | null      | null    | unlabelled |         | 0     |
 | 569384 | null     | null      | null    | unlabelled |         | 0     |
 | 569385 | null     | null      | null    | unlabelled |         | 0     |
 | 569386 | null     | null      | null    | unlabelled |         | 0     |
 | 569387 | null     | null      | null    | unlabelled |         | 0     |
 | 585759 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 607098 | null     | null      | null    | unlabelled |         | 0     |
 | 607099 | v1:6     | ethernet1 | 1234::1 | 630398     |         | 1280  |
 | 607100 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 607101 | v1:6     | ethernet2 | 1235::3 | 388904     |         | 640   |
 | 607102 | v1:6     | ethernet2 | 1235::3 | 388905     |         | 640   |
 | 607103 | null     | null      | null    | unlabelled |         | 0     |
 | 607104 | null     | null      | null    | unlabelled |         | 0     |
 | 607105 | null     | null      | null    | unlabelled |         | 0     |
 | 607106 | null     | null      | null    | unlabelled |         | 0     |
 | 607107 | null     | null      | null    | unlabelled |         | 0     |
 | 697331 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 701304 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 919142 | tester:6 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 3485   | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 37135  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 100025 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 126399 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 127674 | null     | null      | null    | unlabelled |         | 0     |
 | 127675 | v1:4     | ethernet1 | 1.1.2.2 | 569379     |         | 640   |
 | 127676 | v1:4     | ethernet1 | 1.1.2.2 | 569380     |         | 640   |
 | 127677 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 127678 | v1:4     | ethernet2 | 1.1.3.4 | 763619     |         | 1280  |
 | 127679 | null     | null      | null    | unlabelled |         | 0     |
 | 127680 | null     | null      | null    | unlabelled |         | 0     |
 | 127681 | null     | null      | null    | unlabelled |         | 0     |
 | 127682 | null     | null      | null    | unlabelled |         | 0     |
 | 127683 | null     | null      | null    | unlabelled |         | 0     |
 | 320660 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 388901 | null     | null      | null    | unlabelled |         | 0     |
 | 388902 | v1:6     | ethernet1 | 1235::2 | 607099     |         | 640   |
 | 388903 | v1:6     | ethernet1 | 1235::2 | 607100     |         | 640   |
 | 388904 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 388905 | v1:6     | ethernet2 | 1236::4 | 561920     |         | 1280  |
 | 388906 | null     | null      | null    | unlabelled |         | 0     |
 | 388907 | null     | null      | null    | unlabelled |         | 0     |
 | 388908 | null     | null      | null    | unlabelled |         | 0     |
 | 388909 | null     | null      | null    | unlabelled |         | 0     |
 | 388910 | null     | null      | null    | unlabelled |         | 0     |
 | 397575 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 435405 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 480431 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 553013 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 861233 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 925825 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 986006 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 321824 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 367774 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 384801 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 442066 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 516314 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 561916 | null     | null      | null    | unlabelled |         | 0     |
 | 561917 | v1:6     | ethernet1 | 1236::3 | 388902     |         | 0     |
 | 561918 | v1:6     | ethernet1 | 1236::3 | 388903     |         | 0     |
 | 561919 | v1:6     | ethernet1 | 1236::3 | 388904     |         | 0     |
 | 561920 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 561921 | null     | null      | null    | unlabelled |         | 0     |
 | 561922 | null     | null      | null    | unlabelled |         | 0     |
 | 561923 | null     | null      | null    | unlabelled |         | 0     |
 | 561924 | null     | null      | null    | unlabelled |         | 0     |
 | 561925 | null     | null      | null    | unlabelled |         | 0     |
 | 574291 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 600439 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 763615 | null     | null      | null    | unlabelled |         | 0     |
 | 763616 | v1:4     | ethernet1 | 1.1.3.3 | 127675     |         | 0     |
 | 763617 | v1:4     | ethernet1 | 1.1.3.3 | 127676     |         | 0     |
 | 763618 | v1:4     | ethernet1 | 1.1.3.3 | 127677     |         | 0     |
 | 763619 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 763620 | null     | null      | null    | unlabelled |         | 0     |
 | 763621 | null     | null      | null    | unlabelled |         | 0     |
 | 763622 | null     | null      | null    | unlabelled |         | 0     |
 | 763623 | null     | null      | null    | unlabelled |         | 0     |
 | 763624 | null     | null      | null    | unlabelled |         | 0     |
 | 856178 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 889882 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 930876 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#