here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 103237  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 295670  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 333917  | null     | null      | null    | unlabelled |         | 0     |
 | 333918  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 333919  | v1:4     | ethernet1 | 1.1.1.2 | 299227     |         | 0     |
 | 333920  | v1:4     | ethernet1 | 1.1.1.2 | 299228     |         | 0     |
 | 333921  | v1:4     | ethernet1 | 1.1.1.2 | 299229     |         | 0     |
 | 333922  | null     | null      | null    | unlabelled |         | 0     |
 | 333923  | null     | null      | null    | unlabelled |         | 0     |
 | 333924  | null     | null      | null    | unlabelled |         | 0     |
 | 333925  | null     | null      | null    | unlabelled |         | 0     |
 | 333926  | null     | null      | null    | unlabelled |         | 0     |
 | 397165  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 443088  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 895727  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 957126  | null     | null      | null    | unlabelled |         | 0     |
 | 957127  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 957128  | v1:6     | ethernet1 | 1234::2 | 355727     |         | 0     |
 | 957129  | v1:6     | ethernet1 | 1234::2 | 355728     |         | 0     |
 | 957130  | v1:6     | ethernet1 | 1234::2 | 355729     |         | 0     |
 | 957131  | null     | null      | null    | unlabelled |         | 0     |
 | 957132  | null     | null      | null    | unlabelled |         | 0     |
 | 957133  | null     | null      | null    | unlabelled |         | 0     |
 | 957134  | null     | null      | null    | unlabelled |         | 0     |
 | 957135  | null     | null      | null    | unlabelled |         | 0     |
 | 1002171 | v1:6     | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 133773  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 151634  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 153253  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 299225  | null     | null      | null    | unlabelled |         | 0     |
 | 299226  | v1:4     | ethernet1 | 1.1.1.1 | 333918     |         | 1280  |
 | 299227  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 299228  | v1:4     | ethernet2 | 1.1.2.3 | 606211     |         | 640   |
 | 299229  | v1:4     | ethernet2 | 1.1.2.3 | 606212     |         | 640   |
 | 299230  | null     | null      | null    | unlabelled |         | 0     |
 | 299231  | null     | null      | null    | unlabelled |         | 0     |
 | 299232  | null     | null      | null    | unlabelled |         | 0     |
 | 299233  | null     | null      | null    | unlabelled |         | 0     |
 | 299234  | null     | null      | null    | unlabelled |         | 0     |
 | 355725  | null     | null      | null    | unlabelled |         | 0     |
 | 355726  | v1:6     | ethernet1 | 1234::1 | 957127     |         | 1280  |
 | 355727  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 355728  | v1:6     | ethernet2 | 1235::3 | 556775     |         | 640   |
 | 355729  | v1:6     | ethernet2 | 1235::3 | 556776     |         | 640   |
 | 355730  | null     | null      | null    | unlabelled |         | 0     |
 | 355731  | null     | null      | null    | unlabelled |         | 0     |
 | 355732  | null     | null      | null    | unlabelled |         | 0     |
 | 355733  | null     | null      | null    | unlabelled |         | 0     |
 | 355734  | null     | null      | null    | unlabelled |         | 0     |
 | 495906  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 743619  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 801505  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 838774  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 1014039 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 353    | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 39129  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 125162 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 169550 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 498436 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 556772 | null     | null      | null    | unlabelled |         | 0     |
 | 556773 | v1:6     | ethernet1 | 1235::2 | 355726     |         | 640   |
 | 556774 | v1:6     | ethernet1 | 1235::2 | 355727     |         | 640   |
 | 556775 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 556776 | v1:6     | ethernet2 | 1236::4 | 507915     |         | 1280  |
 | 556777 | null     | null      | null    | unlabelled |         | 0     |
 | 556778 | null     | null      | null    | unlabelled |         | 0     |
 | 556779 | null     | null      | null    | unlabelled |         | 0     |
 | 556780 | null     | null      | null    | unlabelled |         | 0     |
 | 556781 | null     | null      | null    | unlabelled |         | 0     |
 | 606208 | null     | null      | null    | unlabelled |         | 0     |
 | 606209 | v1:4     | ethernet1 | 1.1.2.2 | 299226     |         | 640   |
 | 606210 | v1:4     | ethernet1 | 1.1.2.2 | 299227     |         | 640   |
 | 606211 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 606212 | v1:4     | ethernet2 | 1.1.3.4 | 8910       |         | 1280  |
 | 606213 | null     | null      | null    | unlabelled |         | 0     |
 | 606214 | null     | null      | null    | unlabelled |         | 0     |
 | 606215 | null     | null      | null    | unlabelled |         | 0     |
 | 606216 | null     | null      | null    | unlabelled |         | 0     |
 | 606217 | null     | null      | null    | unlabelled |         | 0     |
 | 779255 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 894602 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 911948 | v1:4     | ethernet2 | 1.1.3.4 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 8906   | null     | null      | null    | unlabelled |         | 0     |
 | 8907   | v1:4     | ethernet1 | 1.1.3.3 | 606209     |         | 0     |
 | 8908   | v1:4     | ethernet1 | 1.1.3.3 | 606210     |         | 0     |
 | 8909   | v1:4     | ethernet1 | 1.1.3.3 | 606211     |         | 0     |
 | 8910   | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 8911   | null     | null      | null    | unlabelled |         | 0     |
 | 8912   | null     | null      | null    | unlabelled |         | 0     |
 | 8913   | null     | null      | null    | unlabelled |         | 0     |
 | 8914   | null     | null      | null    | unlabelled |         | 0     |
 | 8915   | null     | null      | null    | unlabelled |         | 0     |
 | 249778 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 367809 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 507911 | null     | null      | null    | unlabelled |         | 0     |
 | 507912 | v1:6     | ethernet1 | 1236::3 | 556773     |         | 0     |
 | 507913 | v1:6     | ethernet1 | 1236::3 | 556774     |         | 0     |
 | 507914 | v1:6     | ethernet1 | 1236::3 | 556775     |         | 0     |
 | 507915 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 507916 | null     | null      | null    | unlabelled |         | 0     |
 | 507917 | null     | null      | null    | unlabelled |         | 0     |
 | 507918 | null     | null      | null    | unlabelled |         | 0     |
 | 507919 | null     | null      | null    | unlabelled |         | 0     |
 | 507920 | null     | null      | null    | unlabelled |         | 0     |
 | 581798 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 686087 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 726209 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 766869 | v1:4     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#