here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-07-27 07:07:04.552
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 185172  | null     | null      | null    | unlabelled |         | 0     |
 | 185173  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 185174  | v1:4     | ethernet1 | 1.1.1.2 | 144144     |         | 0     |
 | 185175  | v1:4     | ethernet1 | 1.1.1.2 | 144145     |         | 0     |
 | 185176  | v1:4     | ethernet1 | 1.1.1.2 | 144146     |         | 0     |
 | 185177  | null     | null      | null    | unlabelled |         | 0     |
 | 185178  | null     | null      | null    | unlabelled |         | 0     |
 | 185179  | null     | null      | null    | unlabelled |         | 0     |
 | 185180  | null     | null      | null    | unlabelled |         | 0     |
 | 185181  | null     | null      | null    | unlabelled |         | 0     |
 | 371519  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 453579  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 458462  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 640059  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 715319  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 718497  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 765588  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 766307  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 769475  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 871987  | null     | null      | null    | unlabelled |         | 0     |
 | 871988  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 871989  | v1:6     | ethernet1 | 1234::2 | 260821     |         | 0     |
 | 871990  | v1:6     | ethernet1 | 1234::2 | 260822     |         | 0     |
 | 871991  | v1:6     | ethernet1 | 1234::2 | 260823     |         | 0     |
 | 871992  | null     | null      | null    | unlabelled |         | 0     |
 | 871993  | null     | null      | null    | unlabelled |         | 0     |
 | 871994  | null     | null      | null    | unlabelled |         | 0     |
 | 871995  | null     | null      | null    | unlabelled |         | 0     |
 | 871996  | null     | null      | null    | unlabelled |         | 0     |
 | 1033904 | v1:4     | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-07-27 07:07:04.660
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 64080  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 144142 | null     | null      | null    | unlabelled |         | 0     |
 | 144143 | v1:4     | ethernet1 | 1.1.1.1 | 185173     |         | 1280  |
 | 144144 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 144145 | v1:4     | ethernet2 | 1.1.2.3 | 797106     |         | 640   |
 | 144146 | v1:4     | ethernet2 | 1.1.2.3 | 797107     |         | 640   |
 | 144147 | null     | null      | null    | unlabelled |         | 0     |
 | 144148 | null     | null      | null    | unlabelled |         | 0     |
 | 144149 | null     | null      | null    | unlabelled |         | 0     |
 | 144150 | null     | null      | null    | unlabelled |         | 0     |
 | 144151 | null     | null      | null    | unlabelled |         | 0     |
 | 245569 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 247070 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 260819 | null     | null      | null    | unlabelled |         | 0     |
 | 260820 | v1:6     | ethernet1 | 1234::1 | 871988     |         | 1280  |
 | 260821 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 260822 | v1:6     | ethernet2 | 1235::3 | 334520     |         | 640   |
 | 260823 | v1:6     | ethernet2 | 1235::3 | 334521     |         | 640   |
 | 260824 | null     | null      | null    | unlabelled |         | 0     |
 | 260825 | null     | null      | null    | unlabelled |         | 0     |
 | 260826 | null     | null      | null    | unlabelled |         | 0     |
 | 260827 | null     | null      | null    | unlabelled |         | 0     |
 | 260828 | null     | null      | null    | unlabelled |         | 0     |
 | 308617 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 313364 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 372433 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 426815 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 787300 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 797699 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 852550 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 951940 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 970873 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-07-27 07:07:04.764
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 6462   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 32968  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 65058  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 217039 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 238941 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 299135 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 334517 | null     | null      | null    | unlabelled |         | 0     |
 | 334518 | v1:6     | ethernet1 | 1235::2 | 260820     |         | 640   |
 | 334519 | v1:6     | ethernet1 | 1235::2 | 260821     |         | 640   |
 | 334520 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 334521 | v1:6     | ethernet2 | 1236::4 | 418263     |         | 1280  |
 | 334522 | null     | null      | null    | unlabelled |         | 0     |
 | 334523 | null     | null      | null    | unlabelled |         | 0     |
 | 334524 | null     | null      | null    | unlabelled |         | 0     |
 | 334525 | null     | null      | null    | unlabelled |         | 0     |
 | 334526 | null     | null      | null    | unlabelled |         | 0     |
 | 389407 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 560178 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 647678 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 657468 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 797103 | null     | null      | null    | unlabelled |         | 0     |
 | 797104 | v1:4     | ethernet1 | 1.1.2.2 | 144143     |         | 640   |
 | 797105 | v1:4     | ethernet1 | 1.1.2.2 | 144144     |         | 640   |
 | 797106 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 797107 | v1:4     | ethernet2 | 1.1.3.4 | 843258     |         | 1280  |
 | 797108 | null     | null      | null    | unlabelled |         | 0     |
 | 797109 | null     | null      | null    | unlabelled |         | 0     |
 | 797110 | null     | null      | null    | unlabelled |         | 0     |
 | 797111 | null     | null      | null    | unlabelled |         | 0     |
 | 797112 | null     | null      | null    | unlabelled |         | 0     |
 | 799635 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 990392 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-07-27 07:07:04.862
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 42837  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 184288 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 232294 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 337650 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 418259 | null     | null      | null    | unlabelled |         | 0     |
 | 418260 | v1:6     | ethernet1 | 1236::3 | 334518     |         | 0     |
 | 418261 | v1:6     | ethernet1 | 1236::3 | 334519     |         | 0     |
 | 418262 | v1:6     | ethernet1 | 1236::3 | 334520     |         | 0     |
 | 418263 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 418264 | null     | null      | null    | unlabelled |         | 0     |
 | 418265 | null     | null      | null    | unlabelled |         | 0     |
 | 418266 | null     | null      | null    | unlabelled |         | 0     |
 | 418267 | null     | null      | null    | unlabelled |         | 0     |
 | 418268 | null     | null      | null    | unlabelled |         | 0     |
 | 478721 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 536700 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 571965 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 651916 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 843254 | null     | null      | null    | unlabelled |         | 0     |
 | 843255 | v1:4     | ethernet1 | 1.1.3.3 | 797104     |         | 0     |
 | 843256 | v1:4     | ethernet1 | 1.1.3.3 | 797105     |         | 0     |
 | 843257 | v1:4     | ethernet1 | 1.1.3.3 | 797106     |         | 0     |
 | 843258 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 843259 | null     | null      | null    | unlabelled |         | 0     |
 | 843260 | null     | null      | null    | unlabelled |         | 0     |
 | 843261 | null     | null      | null    | unlabelled |         | 0     |
 | 843262 | null     | null      | null    | unlabelled |         | 0     |
 | 843263 | null     | null      | null    | unlabelled |         | 0     |
 | 952538 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 976267 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#