here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 44221   | null     | null      | null    | unlabelled |         | 0     |
 | 44222   | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 44223   | v1:4     | ethernet1 | 1.1.1.2 | 956643     |         | 0     |
 | 44224   | v1:4     | ethernet1 | 1.1.1.2 | 956644     |         | 0     |
 | 44225   | v1:4     | ethernet1 | 1.1.1.2 | 956645     |         | 0     |
 | 44226   | null     | null      | null    | unlabelled |         | 0     |
 | 44227   | null     | null      | null    | unlabelled |         | 0     |
 | 44228   | null     | null      | null    | unlabelled |         | 0     |
 | 44229   | null     | null      | null    | unlabelled |         | 0     |
 | 44230   | null     | null      | null    | unlabelled |         | 0     |
 | 109142  | null     | null      | null    | unlabelled |         | 0     |
 | 109143  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 109144  | v1:6     | ethernet1 | 1234::2 | 915202     |         | 0     |
 | 109145  | v1:6     | ethernet1 | 1234::2 | 915203     |         | 0     |
 | 109146  | v1:6     | ethernet1 | 1234::2 | 915204     |         | 0     |
 | 109147  | null     | null      | null    | unlabelled |         | 0     |
 | 109148  | null     | null      | null    | unlabelled |         | 0     |
 | 109149  | null     | null      | null    | unlabelled |         | 0     |
 | 109150  | null     | null      | null    | unlabelled |         | 0     |
 | 109151  | null     | null      | null    | unlabelled |         | 0     |
 | 122673  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 145154  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 159963  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 250882  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 385400  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 421321  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 735752  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 739848  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 893640  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1013360 | tester:4 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 67974  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 158239 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 240084 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 245035 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 272561 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 421016 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 477816 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 629517 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 812866 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 850596 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 915200 | null     | null      | null    | unlabelled |         | 0     |
 | 915201 | v1:6     | ethernet1 | 1234::1 | 109143     |         | 1280  |
 | 915202 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 915203 | v1:6     | ethernet2 | 1235::3 | 403529     |         | 640   |
 | 915204 | v1:6     | ethernet2 | 1235::3 | 403530     |         | 640   |
 | 915205 | null     | null      | null    | unlabelled |         | 0     |
 | 915206 | null     | null      | null    | unlabelled |         | 0     |
 | 915207 | null     | null      | null    | unlabelled |         | 0     |
 | 915208 | null     | null      | null    | unlabelled |         | 0     |
 | 915209 | null     | null      | null    | unlabelled |         | 0     |
 | 943342 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 956641 | null     | null      | null    | unlabelled |         | 0     |
 | 956642 | v1:4     | ethernet1 | 1.1.1.1 | 44222      |         | 1280  |
 | 956643 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 956644 | v1:4     | ethernet2 | 1.1.2.3 | 63909      |         | 640   |
 | 956645 | v1:4     | ethernet2 | 1.1.2.3 | 63910      |         | 640   |
 | 956646 | null     | null      | null    | unlabelled |         | 0     |
 | 956647 | null     | null      | null    | unlabelled |         | 0     |
 | 956648 | null     | null      | null    | unlabelled |         | 0     |
 | 956649 | null     | null      | null    | unlabelled |         | 0     |
 | 956650 | null     | null      | null    | unlabelled |         | 0     |
 | 978083 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 60528  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 63906  | null     | null      | null    | unlabelled |         | 0     |
 | 63907  | v1:4     | ethernet1 | 1.1.2.2 | 956642     |         | 640   |
 | 63908  | v1:4     | ethernet1 | 1.1.2.2 | 956643     |         | 640   |
 | 63909  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 63910  | v1:4     | ethernet2 | 1.1.3.4 | 103305     |         | 1280  |
 | 63911  | null     | null      | null    | unlabelled |         | 0     |
 | 63912  | null     | null      | null    | unlabelled |         | 0     |
 | 63913  | null     | null      | null    | unlabelled |         | 0     |
 | 63914  | null     | null      | null    | unlabelled |         | 0     |
 | 63915  | null     | null      | null    | unlabelled |         | 0     |
 | 103578 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 178102 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 182702 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 296524 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 328539 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 361914 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 403526 | null     | null      | null    | unlabelled |         | 0     |
 | 403527 | v1:6     | ethernet1 | 1235::2 | 915201     |         | 640   |
 | 403528 | v1:6     | ethernet1 | 1235::2 | 915202     |         | 640   |
 | 403529 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 403530 | v1:6     | ethernet2 | 1236::4 | 113018     |         | 1280  |
 | 403531 | null     | null      | null    | unlabelled |         | 0     |
 | 403532 | null     | null      | null    | unlabelled |         | 0     |
 | 403533 | null     | null      | null    | unlabelled |         | 0     |
 | 403534 | null     | null      | null    | unlabelled |         | 0     |
 | 403535 | null     | null      | null    | unlabelled |         | 0     |
 | 456113 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 512447 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 513570 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 569095 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 833356 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 85124  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 103301 | null     | null      | null    | unlabelled |         | 0     |
 | 103302 | v1:4     | ethernet1 | 1.1.3.3 | 63907      |         | 0     |
 | 103303 | v1:4     | ethernet1 | 1.1.3.3 | 63908      |         | 0     |
 | 103304 | v1:4     | ethernet1 | 1.1.3.3 | 63909      |         | 0     |
 | 103305 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 103306 | null     | null      | null    | unlabelled |         | 0     |
 | 103307 | null     | null      | null    | unlabelled |         | 0     |
 | 103308 | null     | null      | null    | unlabelled |         | 0     |
 | 103309 | null     | null      | null    | unlabelled |         | 0     |
 | 103310 | null     | null      | null    | unlabelled |         | 0     |
 | 113014 | null     | null      | null    | unlabelled |         | 0     |
 | 113015 | v1:6     | ethernet1 | 1236::3 | 403527     |         | 0     |
 | 113016 | v1:6     | ethernet1 | 1236::3 | 403528     |         | 0     |
 | 113017 | v1:6     | ethernet1 | 1236::3 | 403529     |         | 0     |
 | 113018 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 113019 | null     | null      | null    | unlabelled |         | 0     |
 | 113020 | null     | null      | null    | unlabelled |         | 0     |
 | 113021 | null     | null      | null    | unlabelled |         | 0     |
 | 113022 | null     | null      | null    | unlabelled |         | 0     |
 | 113023 | null     | null      | null    | unlabelled |         | 0     |
 | 185607 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 195643 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 305972 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 326152 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 441670 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 713511 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 853590 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 895711 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 945118 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#