here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2023-11-07 09:57:08.842
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 10884  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 81529  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 248548 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 511957 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 520059 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 552942 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 618143 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 626990 | null     | null      | null    | unlabelled |         | 0     |
 | 626991 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 626992 | v1:4     | ethernet1 | 1.1.1.2 | 192678     |         | 0     |
 | 626993 | v1:4     | ethernet1 | 1.1.1.2 | 192679     |         | 0     |
 | 626994 | v1:4     | ethernet1 | 1.1.1.2 | 192680     |         | 0     |
 | 626995 | null     | null      | null    | unlabelled |         | 0     |
 | 626996 | null     | null      | null    | unlabelled |         | 0     |
 | 626997 | null     | null      | null    | unlabelled |         | 0     |
 | 626998 | null     | null      | null    | unlabelled |         | 0     |
 | 626999 | null     | null      | null    | unlabelled |         | 0     |
 | 706837 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 715489 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 882813 | null     | null      | null    | unlabelled |         | 0     |
 | 882814 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 882815 | v1:6     | ethernet1 | 1234::2 | 450511     |         | 0     |
 | 882816 | v1:6     | ethernet1 | 1234::2 | 450512     |         | 0     |
 | 882817 | v1:6     | ethernet1 | 1234::2 | 450513     |         | 0     |
 | 882818 | null     | null      | null    | unlabelled |         | 0     |
 | 882819 | null     | null      | null    | unlabelled |         | 0     |
 | 882820 | null     | null      | null    | unlabelled |         | 0     |
 | 882821 | null     | null      | null    | unlabelled |         | 0     |
 | 882822 | null     | null      | null    | unlabelled |         | 0     |
 | 916190 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2023-11-07 09:57:08.948
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 172846  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 192676  | null     | null      | null    | unlabelled |         | 0     |
 | 192677  | v1:4     | ethernet1 | 1.1.1.1 | 626991     |         | 1280  |
 | 192678  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 192679  | v1:4     | ethernet2 | 1.1.2.3 | 569085     |         | 640   |
 | 192680  | v1:4     | ethernet2 | 1.1.2.3 | 569086     |         | 640   |
 | 192681  | null     | null      | null    | unlabelled |         | 0     |
 | 192682  | null     | null      | null    | unlabelled |         | 0     |
 | 192683  | null     | null      | null    | unlabelled |         | 0     |
 | 192684  | null     | null      | null    | unlabelled |         | 0     |
 | 192685  | null     | null      | null    | unlabelled |         | 0     |
 | 414479  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 421328  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 450509  | null     | null      | null    | unlabelled |         | 0     |
 | 450510  | v1:6     | ethernet1 | 1234::1 | 882814     |         | 1280  |
 | 450511  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 450512  | v1:6     | ethernet2 | 1235::3 | 621376     |         | 640   |
 | 450513  | v1:6     | ethernet2 | 1235::3 | 621377     |         | 640   |
 | 450514  | null     | null      | null    | unlabelled |         | 0     |
 | 450515  | null     | null      | null    | unlabelled |         | 0     |
 | 450516  | null     | null      | null    | unlabelled |         | 0     |
 | 450517  | null     | null      | null    | unlabelled |         | 0     |
 | 450518  | null     | null      | null    | unlabelled |         | 0     |
 | 453355  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 530817  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 586905  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 615978  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 666388  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 861059  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 920299  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 945445  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1017597 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2023-11-07 09:57:09.054
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 391607  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 425518  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 439956  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 489901  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 566103  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 569082  | null     | null      | null    | unlabelled |         | 0     |
 | 569083  | v1:4     | ethernet1 | 1.1.2.2 | 192677     |         | 640   |
 | 569084  | v1:4     | ethernet1 | 1.1.2.2 | 192678     |         | 640   |
 | 569085  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 569086  | v1:4     | ethernet2 | 1.1.3.4 | 298771     |         | 1280  |
 | 569087  | null     | null      | null    | unlabelled |         | 0     |
 | 569088  | null     | null      | null    | unlabelled |         | 0     |
 | 569089  | null     | null      | null    | unlabelled |         | 0     |
 | 569090  | null     | null      | null    | unlabelled |         | 0     |
 | 569091  | null     | null      | null    | unlabelled |         | 0     |
 | 621373  | null     | null      | null    | unlabelled |         | 0     |
 | 621374  | v1:6     | ethernet1 | 1235::2 | 450510     |         | 640   |
 | 621375  | v1:6     | ethernet1 | 1235::2 | 450511     |         | 640   |
 | 621376  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 621377  | v1:6     | ethernet2 | 1236::4 | 347196     |         | 1280  |
 | 621378  | null     | null      | null    | unlabelled |         | 0     |
 | 621379  | null     | null      | null    | unlabelled |         | 0     |
 | 621380  | null     | null      | null    | unlabelled |         | 0     |
 | 621381  | null     | null      | null    | unlabelled |         | 0     |
 | 621382  | null     | null      | null    | unlabelled |         | 0     |
 | 729831  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 824794  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 907894  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 937011  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 947099  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 978943  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 1006592 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2023-11-07 09:57:09.144
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 21024  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 32331  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 174263 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 298767 | null     | null      | null    | unlabelled |         | 0     |
 | 298768 | v1:4     | ethernet1 | 1.1.3.3 | 569083     |         | 0     |
 | 298769 | v1:4     | ethernet1 | 1.1.3.3 | 569084     |         | 0     |
 | 298770 | v1:4     | ethernet1 | 1.1.3.3 | 569085     |         | 0     |
 | 298771 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 298772 | null     | null      | null    | unlabelled |         | 0     |
 | 298773 | null     | null      | null    | unlabelled |         | 0     |
 | 298774 | null     | null      | null    | unlabelled |         | 0     |
 | 298775 | null     | null      | null    | unlabelled |         | 0     |
 | 298776 | null     | null      | null    | unlabelled |         | 0     |
 | 303350 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 347192 | null     | null      | null    | unlabelled |         | 0     |
 | 347193 | v1:6     | ethernet1 | 1236::3 | 621374     |         | 0     |
 | 347194 | v1:6     | ethernet1 | 1236::3 | 621375     |         | 0     |
 | 347195 | v1:6     | ethernet1 | 1236::3 | 621376     |         | 0     |
 | 347196 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 347197 | null     | null      | null    | unlabelled |         | 0     |
 | 347198 | null     | null      | null    | unlabelled |         | 0     |
 | 347199 | null     | null      | null    | unlabelled |         | 0     |
 | 347200 | null     | null      | null    | unlabelled |         | 0     |
 | 347201 | null     | null      | null    | unlabelled |         | 0     |
 | 431524 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 602265 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 706093 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 743270 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 790438 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 803368 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#