here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 10079  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 248616 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 259030 | null     | null      | null    | unlabelled |         | 0     |
 | 259031 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 259032 | v1:6     | ethernet1 | 1234::2 | 69653      |         | 0     |
 | 259033 | v1:6     | ethernet1 | 1234::2 | 69654      |         | 0     |
 | 259034 | v1:6     | ethernet1 | 1234::2 | 69655      |         | 0     |
 | 259035 | null     | null      | null    | unlabelled |         | 0     |
 | 259036 | null     | null      | null    | unlabelled |         | 0     |
 | 259037 | null     | null      | null    | unlabelled |         | 0     |
 | 259038 | null     | null      | null    | unlabelled |         | 0     |
 | 259039 | null     | null      | null    | unlabelled |         | 0     |
 | 344977 | null     | null      | null    | unlabelled |         | 0     |
 | 344978 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 344979 | v1:4     | ethernet1 | 1.1.1.2 | 962330     |         | 0     |
 | 344980 | v1:4     | ethernet1 | 1.1.1.2 | 962331     |         | 0     |
 | 344981 | v1:4     | ethernet1 | 1.1.1.2 | 962332     |         | 0     |
 | 344982 | null     | null      | null    | unlabelled |         | 0     |
 | 344983 | null     | null      | null    | unlabelled |         | 0     |
 | 344984 | null     | null      | null    | unlabelled |         | 0     |
 | 344985 | null     | null      | null    | unlabelled |         | 0     |
 | 344986 | null     | null      | null    | unlabelled |         | 0     |
 | 470207 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 515277 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 622604 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 737505 | tester: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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 69651  | null     | null      | null    | unlabelled |         | 0     |
 | 69652  | v1:6     | ethernet1 | 1234::1 | 259031     |         | 1280  |
 | 69653  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 69654  | v1:6     | ethernet2 | 1235::3 | 424063     |         | 640   |
 | 69655  | v1:6     | ethernet2 | 1235::3 | 424064     |         | 640   |
 | 69656  | null     | null      | null    | unlabelled |         | 0     |
 | 69657  | null     | null      | null    | unlabelled |         | 0     |
 | 69658  | null     | null      | null    | unlabelled |         | 0     |
 | 69659  | null     | null      | null    | unlabelled |         | 0     |
 | 69660  | null     | null      | null    | unlabelled |         | 0     |
 | 153325 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 167430 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 490362 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 552612 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 590259 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 593744 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 654374 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 962328 | null     | null      | null    | unlabelled |         | 0     |
 | 962329 | v1:4     | ethernet1 | 1.1.1.1 | 344978     |         | 1280  |
 | 962330 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 962331 | v1:4     | ethernet2 | 1.1.2.3 | 946819     |         | 640   |
 | 962332 | v1:4     | ethernet2 | 1.1.2.3 | 946820     |         | 640   |
 | 962333 | null     | null      | null    | unlabelled |         | 0     |
 | 962334 | null     | null      | null    | unlabelled |         | 0     |
 | 962335 | null     | null      | null    | unlabelled |         | 0     |
 | 962336 | null     | null      | null    | unlabelled |         | 0     |
 | 962337 | null     | null      | null    | unlabelled |         | 0     |
 | 985962 | v1:6     | ethernet2 | 1235::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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 358851 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 362142 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 372175 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 424060 | null     | null      | null    | unlabelled |         | 0     |
 | 424061 | v1:6     | ethernet1 | 1235::2 | 69652      |         | 640   |
 | 424062 | v1:6     | ethernet1 | 1235::2 | 69653      |         | 640   |
 | 424063 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 424064 | v1:6     | ethernet2 | 1236::4 | 878082     |         | 1280  |
 | 424065 | null     | null      | null    | unlabelled |         | 0     |
 | 424066 | null     | null      | null    | unlabelled |         | 0     |
 | 424067 | null     | null      | null    | unlabelled |         | 0     |
 | 424068 | null     | null      | null    | unlabelled |         | 0     |
 | 424069 | null     | null      | null    | unlabelled |         | 0     |
 | 576013 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 715946 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 729461 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 813373 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 822899 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 946816 | null     | null      | null    | unlabelled |         | 0     |
 | 946817 | v1:4     | ethernet1 | 1.1.2.2 | 962329     |         | 640   |
 | 946818 | v1:4     | ethernet1 | 1.1.2.2 | 962330     |         | 640   |
 | 946819 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 946820 | v1:4     | ethernet2 | 1.1.3.4 | 622047     |         | 1280  |
 | 946821 | null     | null      | null    | unlabelled |         | 0     |
 | 946822 | null     | null      | null    | unlabelled |         | 0     |
 | 946823 | null     | null      | null    | unlabelled |         | 0     |
 | 946824 | null     | null      | null    | unlabelled |         | 0     |
 | 946825 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 374185 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 622043 | null     | null      | null    | unlabelled |         | 0     |
 | 622044 | v1:4     | ethernet1 | 1.1.3.3 | 946817     |         | 0     |
 | 622045 | v1:4     | ethernet1 | 1.1.3.3 | 946818     |         | 0     |
 | 622046 | v1:4     | ethernet1 | 1.1.3.3 | 946819     |         | 0     |
 | 622047 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 622048 | null     | null      | null    | unlabelled |         | 0     |
 | 622049 | null     | null      | null    | unlabelled |         | 0     |
 | 622050 | null     | null      | null    | unlabelled |         | 0     |
 | 622051 | null     | null      | null    | unlabelled |         | 0     |
 | 622052 | null     | null      | null    | unlabelled |         | 0     |
 | 634956 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 653410 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 698539 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 720158 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 778987 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 878078 | null     | null      | null    | unlabelled |         | 0     |
 | 878079 | v1:6     | ethernet1 | 1236::3 | 424061     |         | 0     |
 | 878080 | v1:6     | ethernet1 | 1236::3 | 424062     |         | 0     |
 | 878081 | v1:6     | ethernet1 | 1236::3 | 424063     |         | 0     |
 | 878082 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 878083 | null     | null      | null    | unlabelled |         | 0     |
 | 878084 | null     | null      | null    | unlabelled |         | 0     |
 | 878085 | null     | null      | null    | unlabelled |         | 0     |
 | 878086 | null     | null      | null    | unlabelled |         | 0     |
 | 878087 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#