here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 405819  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 567700  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 702119  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 707883  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 736402  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 740764  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 778572  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 801957  | null     | null      | null    | unlabelled |         | 0     |
 | 801958  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 801959  | v1:4     | ethernet1 | 1.1.1.2 | 491341     |         | 0     |
 | 801960  | v1:4     | ethernet1 | 1.1.1.2 | 491342     |         | 0     |
 | 801961  | v1:4     | ethernet1 | 1.1.1.2 | 491343     |         | 0     |
 | 801962  | null     | null      | null    | unlabelled |         | 0     |
 | 801963  | null     | null      | null    | unlabelled |         | 0     |
 | 801964  | null     | null      | null    | unlabelled |         | 0     |
 | 801965  | null     | null      | null    | unlabelled |         | 0     |
 | 801966  | null     | null      | null    | unlabelled |         | 0     |
 | 822097  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 880904  | null     | null      | null    | unlabelled |         | 0     |
 | 880905  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 880906  | v1:6     | ethernet1 | 1234::2 | 944438     |         | 0     |
 | 880907  | v1:6     | ethernet1 | 1234::2 | 944439     |         | 0     |
 | 880908  | v1:6     | ethernet1 | 1234::2 | 944440     |         | 0     |
 | 880909  | null     | null      | null    | unlabelled |         | 0     |
 | 880910  | null     | null      | null    | unlabelled |         | 0     |
 | 880911  | null     | null      | null    | unlabelled |         | 0     |
 | 880912  | null     | null      | null    | unlabelled |         | 0     |
 | 880913  | null     | null      | null    | unlabelled |         | 0     |
 | 885458  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1031452 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 89887   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 110999  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 265447  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 469274  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 491339  | null     | null      | null    | unlabelled |         | 0     |
 | 491340  | v1:4     | ethernet1 | 1.1.1.1 | 801958     |         | 1280  |
 | 491341  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 491342  | v1:4     | ethernet2 | 1.1.2.3 | 1039049    |         | 640   |
 | 491343  | v1:4     | ethernet2 | 1.1.2.3 | 1039050    |         | 640   |
 | 491344  | null     | null      | null    | unlabelled |         | 0     |
 | 491345  | null     | null      | null    | unlabelled |         | 0     |
 | 491346  | null     | null      | null    | unlabelled |         | 0     |
 | 491347  | null     | null      | null    | unlabelled |         | 0     |
 | 491348  | null     | null      | null    | unlabelled |         | 0     |
 | 499929  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 645504  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 825079  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 825765  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 836595  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 920362  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 944436  | null     | null      | null    | unlabelled |         | 0     |
 | 944437  | v1:6     | ethernet1 | 1234::1 | 880905     |         | 1280  |
 | 944438  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 944439  | v1:6     | ethernet2 | 1235::3 | 503768     |         | 640   |
 | 944440  | v1:6     | ethernet2 | 1235::3 | 503769     |         | 640   |
 | 944441  | null     | null      | null    | unlabelled |         | 0     |
 | 944442  | null     | null      | null    | unlabelled |         | 0     |
 | 944443  | null     | null      | null    | unlabelled |         | 0     |
 | 944444  | null     | null      | null    | unlabelled |         | 0     |
 | 944445  | null     | null      | null    | unlabelled |         | 0     |
 | 961623  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 1040120 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 91438   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 223281  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 229896  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 280589  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 299297  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 490471  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 503765  | null     | null      | null    | unlabelled |         | 0     |
 | 503766  | v1:6     | ethernet1 | 1235::2 | 944437     |         | 640   |
 | 503767  | v1:6     | ethernet1 | 1235::2 | 944438     |         | 640   |
 | 503768  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 503769  | v1:6     | ethernet2 | 1236::4 | 245250     |         | 1280  |
 | 503770  | null     | null      | null    | unlabelled |         | 0     |
 | 503771  | null     | null      | null    | unlabelled |         | 0     |
 | 503772  | null     | null      | null    | unlabelled |         | 0     |
 | 503773  | null     | null      | null    | unlabelled |         | 0     |
 | 503774  | null     | null      | null    | unlabelled |         | 0     |
 | 511966  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 531359  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 727590  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 817598  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 837459  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1003305 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1039046 | null     | null      | null    | unlabelled |         | 0     |
 | 1039047 | v1:4     | ethernet1 | 1.1.2.2 | 491340     |         | 640   |
 | 1039048 | v1:4     | ethernet1 | 1.1.2.2 | 491341     |         | 640   |
 | 1039049 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1039050 | v1:4     | ethernet2 | 1.1.3.4 | 182468     |         | 1280  |
 | 1039051 | null     | null      | null    | unlabelled |         | 0     |
 | 1039052 | null     | null      | null    | unlabelled |         | 0     |
 | 1039053 | null     | null      | null    | unlabelled |         | 0     |
 | 1039054 | null     | null      | null    | unlabelled |         | 0     |
 | 1039055 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 182464  | null     | null      | null    | unlabelled |         | 0     |
 | 182465  | v1:4     | ethernet1 | 1.1.3.3 | 1039047    |         | 0     |
 | 182466  | v1:4     | ethernet1 | 1.1.3.3 | 1039048    |         | 0     |
 | 182467  | v1:4     | ethernet1 | 1.1.3.3 | 1039049    |         | 0     |
 | 182468  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 182469  | null     | null      | null    | unlabelled |         | 0     |
 | 182470  | null     | null      | null    | unlabelled |         | 0     |
 | 182471  | null     | null      | null    | unlabelled |         | 0     |
 | 182472  | null     | null      | null    | unlabelled |         | 0     |
 | 182473  | null     | null      | null    | unlabelled |         | 0     |
 | 214683  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 245246  | null     | null      | null    | unlabelled |         | 0     |
 | 245247  | v1:6     | ethernet1 | 1236::3 | 503766     |         | 0     |
 | 245248  | v1:6     | ethernet1 | 1236::3 | 503767     |         | 0     |
 | 245249  | v1:6     | ethernet1 | 1236::3 | 503768     |         | 0     |
 | 245250  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 245251  | null     | null      | null    | unlabelled |         | 0     |
 | 245252  | null     | null      | null    | unlabelled |         | 0     |
 | 245253  | null     | null      | null    | unlabelled |         | 0     |
 | 245254  | null     | null      | null    | unlabelled |         | 0     |
 | 245255  | null     | null      | null    | unlabelled |         | 0     |
 | 302492  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 485178  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 660146  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 858806  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 894861  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 899224  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 909416  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 963215  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1004428 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#