here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 106971  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 128050  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 185784  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 219922  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 324018  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 335685  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 471911  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 503764  | null     | null      | null    | unlabelled |         | 0     |
 | 503765  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 503766  | v1:6     | ethernet1 | 1234::2 | 831949     |         | 0     |
 | 503767  | v1:6     | ethernet1 | 1234::2 | 831950     |         | 0     |
 | 503768  | v1:6     | ethernet1 | 1234::2 | 831951     |         | 0     |
 | 503769  | null     | null      | null    | unlabelled |         | 0     |
 | 503770  | null     | null      | null    | unlabelled |         | 0     |
 | 503771  | null     | null      | null    | unlabelled |         | 0     |
 | 503772  | null     | null      | null    | unlabelled |         | 0     |
 | 503773  | null     | null      | null    | unlabelled |         | 0     |
 | 578032  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 667880  | null     | null      | null    | unlabelled |         | 0     |
 | 667881  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 667882  | v1:4     | ethernet1 | 1.1.1.2 | 965209     |         | 0     |
 | 667883  | v1:4     | ethernet1 | 1.1.1.2 | 965210     |         | 0     |
 | 667884  | v1:4     | ethernet1 | 1.1.1.2 | 965211     |         | 0     |
 | 667885  | null     | null      | null    | unlabelled |         | 0     |
 | 667886  | null     | null      | null    | unlabelled |         | 0     |
 | 667887  | null     | null      | null    | unlabelled |         | 0     |
 | 667888  | null     | null      | null    | unlabelled |         | 0     |
 | 667889  | null     | null      | null    | unlabelled |         | 0     |
 | 756830  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1011845 | v1:6     | ethernet1 | 1234::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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 21912  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 56647  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 206672 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 242272 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 404460 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 431414 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 516173 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 550256 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 769546 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 831947 | null     | null      | null    | unlabelled |         | 0     |
 | 831948 | v1:6     | ethernet1 | 1234::1 | 503765     |         | 1280  |
 | 831949 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 831950 | v1:6     | ethernet2 | 1235::3 | 68629      |         | 640   |
 | 831951 | v1:6     | ethernet2 | 1235::3 | 68630      |         | 640   |
 | 831952 | null     | null      | null    | unlabelled |         | 0     |
 | 831953 | null     | null      | null    | unlabelled |         | 0     |
 | 831954 | null     | null      | null    | unlabelled |         | 0     |
 | 831955 | null     | null      | null    | unlabelled |         | 0     |
 | 831956 | null     | null      | null    | unlabelled |         | 0     |
 | 965207 | null     | null      | null    | unlabelled |         | 0     |
 | 965208 | v1:4     | ethernet1 | 1.1.1.1 | 667881     |         | 1280  |
 | 965209 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 965210 | v1:4     | ethernet2 | 1.1.2.3 | 664877     |         | 640   |
 | 965211 | v1:4     | ethernet2 | 1.1.2.3 | 664878     |         | 640   |
 | 965212 | null     | null      | null    | unlabelled |         | 0     |
 | 965213 | null     | null      | null    | unlabelled |         | 0     |
 | 965214 | null     | null      | null    | unlabelled |         | 0     |
 | 965215 | null     | null      | null    | unlabelled |         | 0     |
 | 965216 | null     | null      | null    | unlabelled |         | 0     |
 | 971241 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 972163 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 996473 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 68626   | null     | null      | null    | unlabelled |         | 0     |
 | 68627   | v1:6     | ethernet1 | 1235::2 | 831948     |         | 640   |
 | 68628   | v1:6     | ethernet1 | 1235::2 | 831949     |         | 640   |
 | 68629   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 68630   | v1:6     | ethernet2 | 1236::4 | 249000     |         | 1280  |
 | 68631   | null     | null      | null    | unlabelled |         | 0     |
 | 68632   | null     | null      | null    | unlabelled |         | 0     |
 | 68633   | null     | null      | null    | unlabelled |         | 0     |
 | 68634   | null     | null      | null    | unlabelled |         | 0     |
 | 68635   | null     | null      | null    | unlabelled |         | 0     |
 | 177662  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 183997  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 258996  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 315080  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 449643  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 547205  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 601519  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 664874  | null     | null      | null    | unlabelled |         | 0     |
 | 664875  | v1:4     | ethernet1 | 1.1.2.2 | 965208     |         | 640   |
 | 664876  | v1:4     | ethernet1 | 1.1.2.2 | 965209     |         | 640   |
 | 664877  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 664878  | v1:4     | ethernet2 | 1.1.3.4 | 941866     |         | 1280  |
 | 664879  | null     | null      | null    | unlabelled |         | 0     |
 | 664880  | null     | null      | null    | unlabelled |         | 0     |
 | 664881  | null     | null      | null    | unlabelled |         | 0     |
 | 664882  | null     | null      | null    | unlabelled |         | 0     |
 | 664883  | null     | null      | null    | unlabelled |         | 0     |
 | 756993  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 789428  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 829888  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 990742  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1006310 | tester:4 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 51881  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 248996 | null     | null      | null    | unlabelled |         | 0     |
 | 248997 | v1:6     | ethernet1 | 1236::3 | 68627      |         | 0     |
 | 248998 | v1:6     | ethernet1 | 1236::3 | 68628      |         | 0     |
 | 248999 | v1:6     | ethernet1 | 1236::3 | 68629      |         | 0     |
 | 249000 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 249001 | null     | null      | null    | unlabelled |         | 0     |
 | 249002 | null     | null      | null    | unlabelled |         | 0     |
 | 249003 | null     | null      | null    | unlabelled |         | 0     |
 | 249004 | null     | null      | null    | unlabelled |         | 0     |
 | 249005 | null     | null      | null    | unlabelled |         | 0     |
 | 363152 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 491257 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 552868 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 584287 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 632345 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 676890 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 726963 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 868111 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 941862 | null     | null      | null    | unlabelled |         | 0     |
 | 941863 | v1:4     | ethernet1 | 1.1.3.3 | 664875     |         | 0     |
 | 941864 | v1:4     | ethernet1 | 1.1.3.3 | 664876     |         | 0     |
 | 941865 | v1:4     | ethernet1 | 1.1.3.3 | 664877     |         | 0     |
 | 941866 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 941867 | null     | null      | null    | unlabelled |         | 0     |
 | 941868 | null     | null      | null    | unlabelled |         | 0     |
 | 941869 | null     | null      | null    | unlabelled |         | 0     |
 | 941870 | null     | null      | null    | unlabelled |         | 0     |
 | 941871 | null     | null      | null    | unlabelled |         | 0     |
 | 954448 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#