here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 147565  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 170487  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 491389  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 529140  | null     | null      | null    | unlabelled |         | 0     |
 | 529141  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 529142  | v1:4     | ethernet1 | 1.1.1.2 | 292189     |         | 0     |
 | 529143  | v1:4     | ethernet1 | 1.1.1.2 | 292190     |         | 0     |
 | 529144  | v1:4     | ethernet1 | 1.1.1.2 | 292191     |         | 0     |
 | 529145  | null     | null      | null    | unlabelled |         | 0     |
 | 529146  | null     | null      | null    | unlabelled |         | 0     |
 | 529147  | null     | null      | null    | unlabelled |         | 0     |
 | 529148  | null     | null      | null    | unlabelled |         | 0     |
 | 529149  | null     | null      | null    | unlabelled |         | 0     |
 | 872178  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 890137  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 915350  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 1033823 | null     | null      | null    | unlabelled |         | 0     |
 | 1033824 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1033825 | v1:6     | ethernet1 | 1234::2 | 949109     |         | 0     |
 | 1033826 | v1:6     | ethernet1 | 1234::2 | 949110     |         | 0     |
 | 1033827 | v1:6     | ethernet1 | 1234::2 | 949111     |         | 0     |
 | 1033828 | null     | null      | null    | unlabelled |         | 0     |
 | 1033829 | null     | null      | null    | unlabelled |         | 0     |
 | 1033830 | null     | null      | null    | unlabelled |         | 0     |
 | 1033831 | null     | null      | null    | unlabelled |         | 0     |
 | 1033832 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 49667   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 151296  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 169988  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 219493  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 240981  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 292187  | null     | null      | null    | unlabelled |         | 0     |
 | 292188  | v1:4     | ethernet1 | 1.1.1.1 | 529141     |         | 1280  |
 | 292189  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 292190  | v1:4     | ethernet2 | 1.1.2.3 | 1047204    |         | 640   |
 | 292191  | v1:4     | ethernet2 | 1.1.2.3 | 1047205    |         | 640   |
 | 292192  | null     | null      | null    | unlabelled |         | 0     |
 | 292193  | null     | null      | null    | unlabelled |         | 0     |
 | 292194  | null     | null      | null    | unlabelled |         | 0     |
 | 292195  | null     | null      | null    | unlabelled |         | 0     |
 | 292196  | null     | null      | null    | unlabelled |         | 0     |
 | 662664  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 695246  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 949107  | null     | null      | null    | unlabelled |         | 0     |
 | 949108  | v1:6     | ethernet1 | 1234::1 | 1033824    |         | 1280  |
 | 949109  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 949110  | v1:6     | ethernet2 | 1235::3 | 105551     |         | 640   |
 | 949111  | v1:6     | ethernet2 | 1235::3 | 105552     |         | 640   |
 | 949112  | null     | null      | null    | unlabelled |         | 0     |
 | 949113  | null     | null      | null    | unlabelled |         | 0     |
 | 949114  | null     | null      | null    | unlabelled |         | 0     |
 | 949115  | null     | null      | null    | unlabelled |         | 0     |
 | 949116  | null     | null      | null    | unlabelled |         | 0     |
 | 1011296 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 105548  | null     | null      | null    | unlabelled |         | 0     |
 | 105549  | v1:6     | ethernet1 | 1235::2 | 949108     |         | 640   |
 | 105550  | v1:6     | ethernet1 | 1235::2 | 949109     |         | 640   |
 | 105551  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 105552  | v1:6     | ethernet2 | 1236::4 | 144327     |         | 1280  |
 | 105553  | null     | null      | null    | unlabelled |         | 0     |
 | 105554  | null     | null      | null    | unlabelled |         | 0     |
 | 105555  | null     | null      | null    | unlabelled |         | 0     |
 | 105556  | null     | null      | null    | unlabelled |         | 0     |
 | 105557  | null     | null      | null    | unlabelled |         | 0     |
 | 246482  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 312919  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 314918  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 389036  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 409305  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 429445  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 820663  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 972935  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1047201 | null     | null      | null    | unlabelled |         | 0     |
 | 1047202 | v1:4     | ethernet1 | 1.1.2.2 | 292188     |         | 640   |
 | 1047203 | v1:4     | ethernet1 | 1.1.2.2 | 292189     |         | 640   |
 | 1047204 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1047205 | v1:4     | ethernet2 | 1.1.3.4 | 233104     |         | 1280  |
 | 1047206 | null     | null      | null    | unlabelled |         | 0     |
 | 1047207 | null     | null      | null    | unlabelled |         | 0     |
 | 1047208 | null     | null      | null    | unlabelled |         | 0     |
 | 1047209 | null     | null      | null    | unlabelled |         | 0     |
 | 1047210 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 72320   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 144323  | null     | null      | null    | unlabelled |         | 0     |
 | 144324  | v1:6     | ethernet1 | 1236::3 | 105549     |         | 0     |
 | 144325  | v1:6     | ethernet1 | 1236::3 | 105550     |         | 0     |
 | 144326  | v1:6     | ethernet1 | 1236::3 | 105551     |         | 0     |
 | 144327  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 144328  | null     | null      | null    | unlabelled |         | 0     |
 | 144329  | null     | null      | null    | unlabelled |         | 0     |
 | 144330  | null     | null      | null    | unlabelled |         | 0     |
 | 144331  | null     | null      | null    | unlabelled |         | 0     |
 | 144332  | null     | null      | null    | unlabelled |         | 0     |
 | 233100  | null     | null      | null    | unlabelled |         | 0     |
 | 233101  | v1:4     | ethernet1 | 1.1.3.3 | 1047202    |         | 0     |
 | 233102  | v1:4     | ethernet1 | 1.1.3.3 | 1047203    |         | 0     |
 | 233103  | v1:4     | ethernet1 | 1.1.3.3 | 1047204    |         | 0     |
 | 233104  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 233105  | null     | null      | null    | unlabelled |         | 0     |
 | 233106  | null     | null      | null    | unlabelled |         | 0     |
 | 233107  | null     | null      | null    | unlabelled |         | 0     |
 | 233108  | null     | null      | null    | unlabelled |         | 0     |
 | 233109  | null     | null      | null    | unlabelled |         | 0     |
 | 871150  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 934720  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 981684  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 986307  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1016768 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#