here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 110447  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 318171  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 357277  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 429213  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 624268  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 682553  | null     | null      | null    | unlabelled |         | 0     |
 | 682554  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 682555  | v1:4     | ethernet1 | 1.1.1.2 | 601234     |         | 0     |
 | 682556  | v1:4     | ethernet1 | 1.1.1.2 | 601235     |         | 0     |
 | 682557  | v1:4     | ethernet1 | 1.1.1.2 | 601236     |         | 0     |
 | 682558  | null     | null      | null    | unlabelled |         | 0     |
 | 682559  | null     | null      | null    | unlabelled |         | 0     |
 | 682560  | null     | null      | null    | unlabelled |         | 0     |
 | 682561  | null     | null      | null    | unlabelled |         | 0     |
 | 682562  | null     | null      | null    | unlabelled |         | 0     |
 | 700178  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 711063  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 771966  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 878083  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 990285  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1038567 | null     | null      | null    | unlabelled |         | 0     |
 | 1038568 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1038569 | v1:6     | ethernet1 | 1234::2 | 732373     |         | 0     |
 | 1038570 | v1:6     | ethernet1 | 1234::2 | 732374     |         | 0     |
 | 1038571 | v1:6     | ethernet1 | 1234::2 | 732375     |         | 0     |
 | 1038572 | null     | null      | null    | unlabelled |         | 0     |
 | 1038573 | null     | null      | null    | unlabelled |         | 0     |
 | 1038574 | null     | null      | null    | unlabelled |         | 0     |
 | 1038575 | null     | null      | null    | unlabelled |         | 0     |
 | 1038576 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 37980   | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 117273  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 397871  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 419354  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 441482  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 508622  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 572150  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 601232  | null     | null      | null    | unlabelled |         | 0     |
 | 601233  | v1:4     | ethernet1 | 1.1.1.1 | 682554     |         | 1280  |
 | 601234  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 601235  | v1:4     | ethernet2 | 1.1.2.3 | 708921     |         | 640   |
 | 601236  | v1:4     | ethernet2 | 1.1.2.3 | 708922     |         | 640   |
 | 601237  | null     | null      | null    | unlabelled |         | 0     |
 | 601238  | null     | null      | null    | unlabelled |         | 0     |
 | 601239  | null     | null      | null    | unlabelled |         | 0     |
 | 601240  | null     | null      | null    | unlabelled |         | 0     |
 | 601241  | null     | null      | null    | unlabelled |         | 0     |
 | 732371  | null     | null      | null    | unlabelled |         | 0     |
 | 732372  | v1:6     | ethernet1 | 1234::1 | 1038568    |         | 1280  |
 | 732373  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 732374  | v1:6     | ethernet2 | 1235::3 | 854074     |         | 640   |
 | 732375  | v1:6     | ethernet2 | 1235::3 | 854075     |         | 640   |
 | 732376  | null     | null      | null    | unlabelled |         | 0     |
 | 732377  | null     | null      | null    | unlabelled |         | 0     |
 | 732378  | null     | null      | null    | unlabelled |         | 0     |
 | 732379  | null     | null      | null    | unlabelled |         | 0     |
 | 732380  | null     | null      | null    | unlabelled |         | 0     |
 | 856594  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 905668  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 925553  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 970901  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1044399 | tester: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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 16454  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 27828  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 67699  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 183504 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 217354 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 433627 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 475950 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 559699 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 700917 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 708918 | null     | null      | null    | unlabelled |         | 0     |
 | 708919 | v1:4     | ethernet1 | 1.1.2.2 | 601233     |         | 640   |
 | 708920 | v1:4     | ethernet1 | 1.1.2.2 | 601234     |         | 640   |
 | 708921 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 708922 | v1:4     | ethernet2 | 1.1.3.4 | 906707     |         | 1280  |
 | 708923 | null     | null      | null    | unlabelled |         | 0     |
 | 708924 | null     | null      | null    | unlabelled |         | 0     |
 | 708925 | null     | null      | null    | unlabelled |         | 0     |
 | 708926 | null     | null      | null    | unlabelled |         | 0     |
 | 708927 | null     | null      | null    | unlabelled |         | 0     |
 | 775966 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 823084 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 854071 | null     | null      | null    | unlabelled |         | 0     |
 | 854072 | v1:6     | ethernet1 | 1235::2 | 732372     |         | 640   |
 | 854073 | v1:6     | ethernet1 | 1235::2 | 732373     |         | 640   |
 | 854074 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 854075 | v1:6     | ethernet2 | 1236::4 | 105157     |         | 1280  |
 | 854076 | null     | null      | null    | unlabelled |         | 0     |
 | 854077 | null     | null      | null    | unlabelled |         | 0     |
 | 854078 | null     | null      | null    | unlabelled |         | 0     |
 | 854079 | null     | null      | null    | unlabelled |         | 0     |
 | 854080 | null     | null      | null    | unlabelled |         | 0     |
 | 886159 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 3564   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 105153 | null     | null      | null    | unlabelled |         | 0     |
 | 105154 | v1:6     | ethernet1 | 1236::3 | 854072     |         | 0     |
 | 105155 | v1:6     | ethernet1 | 1236::3 | 854073     |         | 0     |
 | 105156 | v1:6     | ethernet1 | 1236::3 | 854074     |         | 0     |
 | 105157 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 105158 | null     | null      | null    | unlabelled |         | 0     |
 | 105159 | null     | null      | null    | unlabelled |         | 0     |
 | 105160 | null     | null      | null    | unlabelled |         | 0     |
 | 105161 | null     | null      | null    | unlabelled |         | 0     |
 | 105162 | null     | null      | null    | unlabelled |         | 0     |
 | 125221 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 190405 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 302008 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 470029 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 716615 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 716733 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 815392 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 836308 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 906703 | null     | null      | null    | unlabelled |         | 0     |
 | 906704 | v1:4     | ethernet1 | 1.1.3.3 | 708919     |         | 0     |
 | 906705 | v1:4     | ethernet1 | 1.1.3.3 | 708920     |         | 0     |
 | 906706 | v1:4     | ethernet1 | 1.1.3.3 | 708921     |         | 0     |
 | 906707 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 906708 | null     | null      | null    | unlabelled |         | 0     |
 | 906709 | null     | null      | null    | unlabelled |         | 0     |
 | 906710 | null     | null      | null    | unlabelled |         | 0     |
 | 906711 | null     | null      | null    | unlabelled |         | 0     |
 | 906712 | null     | null      | null    | unlabelled |         | 0     |
 | 992864 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#