here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 16746   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 88486   | null     | null      | null    | unlabelled |         | 0     |
 | 88487   | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 88488   | v1:4     | ethernet1 | 1.1.1.2 | 617988     |         | 0     |
 | 88489   | v1:4     | ethernet1 | 1.1.1.2 | 617989     |         | 0     |
 | 88490   | v1:4     | ethernet1 | 1.1.1.2 | 617990     |         | 0     |
 | 88491   | null     | null      | null    | unlabelled |         | 0     |
 | 88492   | null     | null      | null    | unlabelled |         | 0     |
 | 88493   | null     | null      | null    | unlabelled |         | 0     |
 | 88494   | null     | null      | null    | unlabelled |         | 0     |
 | 88495   | null     | null      | null    | unlabelled |         | 0     |
 | 170447  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 517593  | null     | null      | null    | unlabelled |         | 0     |
 | 517594  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 517595  | v1:6     | ethernet1 | 1234::2 | 740193     |         | 0     |
 | 517596  | v1:6     | ethernet1 | 1234::2 | 740194     |         | 0     |
 | 517597  | v1:6     | ethernet1 | 1234::2 | 740195     |         | 0     |
 | 517598  | null     | null      | null    | unlabelled |         | 0     |
 | 517599  | null     | null      | null    | unlabelled |         | 0     |
 | 517600  | null     | null      | null    | unlabelled |         | 0     |
 | 517601  | null     | null      | null    | unlabelled |         | 0     |
 | 517602  | null     | null      | null    | unlabelled |         | 0     |
 | 522840  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 635209  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 963715  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 1037898 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 489309 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 504158 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 519092 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 540121 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 568051 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 615384 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 617986 | null     | null      | null    | unlabelled |         | 0     |
 | 617987 | v1:4     | ethernet1 | 1.1.1.1 | 88487      |         | 1280  |
 | 617988 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 617989 | v1:4     | ethernet2 | 1.1.2.3 | 346700     |         | 640   |
 | 617990 | v1:4     | ethernet2 | 1.1.2.3 | 346701     |         | 640   |
 | 617991 | null     | null      | null    | unlabelled |         | 0     |
 | 617992 | null     | null      | null    | unlabelled |         | 0     |
 | 617993 | null     | null      | null    | unlabelled |         | 0     |
 | 617994 | null     | null      | null    | unlabelled |         | 0     |
 | 617995 | null     | null      | null    | unlabelled |         | 0     |
 | 740191 | null     | null      | null    | unlabelled |         | 0     |
 | 740192 | v1:6     | ethernet1 | 1234::1 | 517594     |         | 1280  |
 | 740193 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 740194 | v1:6     | ethernet2 | 1235::3 | 661173     |         | 640   |
 | 740195 | v1:6     | ethernet2 | 1235::3 | 661174     |         | 640   |
 | 740196 | null     | null      | null    | unlabelled |         | 0     |
 | 740197 | null     | null      | null    | unlabelled |         | 0     |
 | 740198 | null     | null      | null    | unlabelled |         | 0     |
 | 740199 | null     | null      | null    | unlabelled |         | 0     |
 | 740200 | null     | null      | null    | unlabelled |         | 0     |
 | 899620 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 929060 | v1:4     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 35996  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 173869 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 233341 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 346697 | null     | null      | null    | unlabelled |         | 0     |
 | 346698 | v1:4     | ethernet1 | 1.1.2.2 | 617987     |         | 640   |
 | 346699 | v1:4     | ethernet1 | 1.1.2.2 | 617988     |         | 640   |
 | 346700 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 346701 | v1:4     | ethernet2 | 1.1.3.4 | 285892     |         | 1280  |
 | 346702 | null     | null      | null    | unlabelled |         | 0     |
 | 346703 | null     | null      | null    | unlabelled |         | 0     |
 | 346704 | null     | null      | null    | unlabelled |         | 0     |
 | 346705 | null     | null      | null    | unlabelled |         | 0     |
 | 346706 | null     | null      | null    | unlabelled |         | 0     |
 | 358385 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 417637 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 578812 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 661170 | null     | null      | null    | unlabelled |         | 0     |
 | 661171 | v1:6     | ethernet1 | 1235::2 | 740192     |         | 640   |
 | 661172 | v1:6     | ethernet1 | 1235::2 | 740193     |         | 640   |
 | 661173 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 661174 | v1:6     | ethernet2 | 1236::4 | 978865     |         | 1280  |
 | 661175 | null     | null      | null    | unlabelled |         | 0     |
 | 661176 | null     | null      | null    | unlabelled |         | 0     |
 | 661177 | null     | null      | null    | unlabelled |         | 0     |
 | 661178 | null     | null      | null    | unlabelled |         | 0     |
 | 661179 | null     | null      | null    | unlabelled |         | 0     |
 | 914968 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 985131 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 285888 | null     | null      | null    | unlabelled |         | 0     |
 | 285889 | v1:4     | ethernet1 | 1.1.3.3 | 346698     |         | 0     |
 | 285890 | v1:4     | ethernet1 | 1.1.3.3 | 346699     |         | 0     |
 | 285891 | v1:4     | ethernet1 | 1.1.3.3 | 346700     |         | 0     |
 | 285892 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 285893 | null     | null      | null    | unlabelled |         | 0     |
 | 285894 | null     | null      | null    | unlabelled |         | 0     |
 | 285895 | null     | null      | null    | unlabelled |         | 0     |
 | 285896 | null     | null      | null    | unlabelled |         | 0     |
 | 285897 | null     | null      | null    | unlabelled |         | 0     |
 | 317977 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 595242 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 621720 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 720879 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 815056 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 951269 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 978861 | null     | null      | null    | unlabelled |         | 0     |
 | 978862 | v1:6     | ethernet1 | 1236::3 | 661171     |         | 0     |
 | 978863 | v1:6     | ethernet1 | 1236::3 | 661172     |         | 0     |
 | 978864 | v1:6     | ethernet1 | 1236::3 | 661173     |         | 0     |
 | 978865 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 978866 | null     | null      | null    | unlabelled |         | 0     |
 | 978867 | null     | null      | null    | unlabelled |         | 0     |
 | 978868 | null     | null      | null    | unlabelled |         | 0     |
 | 978869 | null     | null      | null    | unlabelled |         | 0     |
 | 978870 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#