here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 162177  | null     | null      | null    | unlabelled |         | 0     |
 | 162178  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 162179  | v1:6     | ethernet1 | 1234::2 | 856757     |         | 0     |
 | 162180  | v1:6     | ethernet1 | 1234::2 | 856758     |         | 0     |
 | 162181  | v1:6     | ethernet1 | 1234::2 | 856759     |         | 0     |
 | 162182  | null     | null      | null    | unlabelled |         | 0     |
 | 162183  | null     | null      | null    | unlabelled |         | 0     |
 | 162184  | null     | null      | null    | unlabelled |         | 0     |
 | 162185  | null     | null      | null    | unlabelled |         | 0     |
 | 162186  | null     | null      | null    | unlabelled |         | 0     |
 | 275432  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 311066  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 384888  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 488993  | null     | null      | null    | unlabelled |         | 0     |
 | 488994  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 488995  | v1:4     | ethernet1 | 1.1.1.2 | 698778     |         | 0     |
 | 488996  | v1:4     | ethernet1 | 1.1.1.2 | 698779     |         | 0     |
 | 488997  | v1:4     | ethernet1 | 1.1.1.2 | 698780     |         | 0     |
 | 488998  | null     | null      | null    | unlabelled |         | 0     |
 | 488999  | null     | null      | null    | unlabelled |         | 0     |
 | 489000  | null     | null      | null    | unlabelled |         | 0     |
 | 489001  | null     | null      | null    | unlabelled |         | 0     |
 | 489002  | null     | null      | null    | unlabelled |         | 0     |
 | 545225  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 550378  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 562152  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 717712  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 785726  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 842952  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1013776 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 28890   | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 73032   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 454947  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 457549  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 508014  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 698776  | null     | null      | null    | unlabelled |         | 0     |
 | 698777  | v1:4     | ethernet1 | 1.1.1.1 | 488994     |         | 1280  |
 | 698778  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 698779  | v1:4     | ethernet2 | 1.1.2.3 | 506191     |         | 640   |
 | 698780  | v1:4     | ethernet2 | 1.1.2.3 | 506192     |         | 640   |
 | 698781  | null     | null      | null    | unlabelled |         | 0     |
 | 698782  | null     | null      | null    | unlabelled |         | 0     |
 | 698783  | null     | null      | null    | unlabelled |         | 0     |
 | 698784  | null     | null      | null    | unlabelled |         | 0     |
 | 698785  | null     | null      | null    | unlabelled |         | 0     |
 | 707005  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 739621  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 745753  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 835405  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 856755  | null     | null      | null    | unlabelled |         | 0     |
 | 856756  | v1:6     | ethernet1 | 1234::1 | 162178     |         | 1280  |
 | 856757  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 856758  | v1:6     | ethernet2 | 1235::3 | 903181     |         | 640   |
 | 856759  | v1:6     | ethernet2 | 1235::3 | 903182     |         | 640   |
 | 856760  | null     | null      | null    | unlabelled |         | 0     |
 | 856761  | null     | null      | null    | unlabelled |         | 0     |
 | 856762  | null     | null      | null    | unlabelled |         | 0     |
 | 856763  | null     | null      | null    | unlabelled |         | 0     |
 | 856764  | null     | null      | null    | unlabelled |         | 0     |
 | 911354  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 985444  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 1018701 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 49986  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 67413  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 294543 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 319604 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 384623 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 440961 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 506188 | null     | null      | null    | unlabelled |         | 0     |
 | 506189 | v1:4     | ethernet1 | 1.1.2.2 | 698777     |         | 640   |
 | 506190 | v1:4     | ethernet1 | 1.1.2.2 | 698778     |         | 640   |
 | 506191 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 506192 | v1:4     | ethernet2 | 1.1.3.4 | 796877     |         | 1280  |
 | 506193 | null     | null      | null    | unlabelled |         | 0     |
 | 506194 | null     | null      | null    | unlabelled |         | 0     |
 | 506195 | null     | null      | null    | unlabelled |         | 0     |
 | 506196 | null     | null      | null    | unlabelled |         | 0     |
 | 506197 | null     | null      | null    | unlabelled |         | 0     |
 | 520736 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 757365 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 839094 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 882863 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 903178 | null     | null      | null    | unlabelled |         | 0     |
 | 903179 | v1:6     | ethernet1 | 1235::2 | 856756     |         | 640   |
 | 903180 | v1:6     | ethernet1 | 1235::2 | 856757     |         | 640   |
 | 903181 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 903182 | v1:6     | ethernet2 | 1236::4 | 695771     |         | 1280  |
 | 903183 | null     | null      | null    | unlabelled |         | 0     |
 | 903184 | null     | null      | null    | unlabelled |         | 0     |
 | 903185 | null     | null      | null    | unlabelled |         | 0     |
 | 903186 | null     | null      | null    | unlabelled |         | 0     |
 | 903187 | null     | null      | null    | unlabelled |         | 0     |
 | 932006 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 945167 | v1:4     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 79296  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 165148 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 169761 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 197294 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 235708 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 351350 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 421615 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 504563 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 549639 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 695767 | null     | null      | null    | unlabelled |         | 0     |
 | 695768 | v1:6     | ethernet1 | 1236::3 | 903179     |         | 0     |
 | 695769 | v1:6     | ethernet1 | 1236::3 | 903180     |         | 0     |
 | 695770 | v1:6     | ethernet1 | 1236::3 | 903181     |         | 0     |
 | 695771 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 695772 | null     | null      | null    | unlabelled |         | 0     |
 | 695773 | null     | null      | null    | unlabelled |         | 0     |
 | 695774 | null     | null      | null    | unlabelled |         | 0     |
 | 695775 | null     | null      | null    | unlabelled |         | 0     |
 | 695776 | null     | null      | null    | unlabelled |         | 0     |
 | 796873 | null     | null      | null    | unlabelled |         | 0     |
 | 796874 | v1:4     | ethernet1 | 1.1.3.3 | 506189     |         | 0     |
 | 796875 | v1:4     | ethernet1 | 1.1.3.3 | 506190     |         | 0     |
 | 796876 | v1:4     | ethernet1 | 1.1.3.3 | 506191     |         | 0     |
 | 796877 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 796878 | null     | null      | null    | unlabelled |         | 0     |
 | 796879 | null     | null      | null    | unlabelled |         | 0     |
 | 796880 | null     | null      | null    | unlabelled |         | 0     |
 | 796881 | null     | null      | null    | unlabelled |         | 0     |
 | 796882 | null     | null      | null    | unlabelled |         | 0     |
 | 846692 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#