here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 179930 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 309333 | null     | null      | null    | unlabelled |         | 0     |
 | 309334 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 309335 | v1:4     | ethernet1 | 1.1.1.2 | 661901     |         | 0     |
 | 309336 | v1:4     | ethernet1 | 1.1.1.2 | 661902     |         | 0     |
 | 309337 | v1:4     | ethernet1 | 1.1.1.2 | 661903     |         | 0     |
 | 309338 | null     | null      | null    | unlabelled |         | 0     |
 | 309339 | null     | null      | null    | unlabelled |         | 0     |
 | 309340 | null     | null      | null    | unlabelled |         | 0     |
 | 309341 | null     | null      | null    | unlabelled |         | 0     |
 | 309342 | null     | null      | null    | unlabelled |         | 0     |
 | 317118 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 323922 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 598366 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 646332 | null     | null      | null    | unlabelled |         | 0     |
 | 646333 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 646334 | v1:6     | ethernet1 | 1234::2 | 146864     |         | 0     |
 | 646335 | v1:6     | ethernet1 | 1234::2 | 146865     |         | 0     |
 | 646336 | v1:6     | ethernet1 | 1234::2 | 146866     |         | 0     |
 | 646337 | null     | null      | null    | unlabelled |         | 0     |
 | 646338 | null     | null      | null    | unlabelled |         | 0     |
 | 646339 | null     | null      | null    | unlabelled |         | 0     |
 | 646340 | null     | null      | null    | unlabelled |         | 0     |
 | 646341 | null     | null      | null    | unlabelled |         | 0     |
 | 665058 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 790631 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 146862 | null     | null      | null    | unlabelled |         | 0     |
 | 146863 | v1:6     | ethernet1 | 1234::1 | 646333     |         | 1280  |
 | 146864 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 146865 | v1:6     | ethernet2 | 1235::3 | 604946     |         | 640   |
 | 146866 | v1:6     | ethernet2 | 1235::3 | 604947     |         | 640   |
 | 146867 | null     | null      | null    | unlabelled |         | 0     |
 | 146868 | null     | null      | null    | unlabelled |         | 0     |
 | 146869 | null     | null      | null    | unlabelled |         | 0     |
 | 146870 | null     | null      | null    | unlabelled |         | 0     |
 | 146871 | null     | null      | null    | unlabelled |         | 0     |
 | 164293 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 251233 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 294746 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 419724 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 608718 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 661899 | null     | null      | null    | unlabelled |         | 0     |
 | 661900 | v1:4     | ethernet1 | 1.1.1.1 | 309334     |         | 1280  |
 | 661901 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 661902 | v1:4     | ethernet2 | 1.1.2.3 | 602299     |         | 640   |
 | 661903 | v1:4     | ethernet2 | 1.1.2.3 | 602300     |         | 640   |
 | 661904 | null     | null      | null    | unlabelled |         | 0     |
 | 661905 | null     | null      | null    | unlabelled |         | 0     |
 | 661906 | null     | null      | null    | unlabelled |         | 0     |
 | 661907 | null     | null      | null    | unlabelled |         | 0     |
 | 661908 | null     | null      | null    | unlabelled |         | 0     |
 | 752532 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 953937 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 968375 | v1:6     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 144940 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 406744 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 581934 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 602296 | null     | null      | null    | unlabelled |         | 0     |
 | 602297 | v1:4     | ethernet1 | 1.1.2.2 | 661900     |         | 640   |
 | 602298 | v1:4     | ethernet1 | 1.1.2.2 | 661901     |         | 640   |
 | 602299 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 602300 | v1:4     | ethernet2 | 1.1.3.4 | 201105     |         | 1280  |
 | 602301 | null     | null      | null    | unlabelled |         | 0     |
 | 602302 | null     | null      | null    | unlabelled |         | 0     |
 | 602303 | null     | null      | null    | unlabelled |         | 0     |
 | 602304 | null     | null      | null    | unlabelled |         | 0     |
 | 602305 | null     | null      | null    | unlabelled |         | 0     |
 | 604943 | null     | null      | null    | unlabelled |         | 0     |
 | 604944 | v1:6     | ethernet1 | 1235::2 | 146863     |         | 640   |
 | 604945 | v1:6     | ethernet1 | 1235::2 | 146864     |         | 640   |
 | 604946 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 604947 | v1:6     | ethernet2 | 1236::4 | 474066     |         | 1280  |
 | 604948 | null     | null      | null    | unlabelled |         | 0     |
 | 604949 | null     | null      | null    | unlabelled |         | 0     |
 | 604950 | null     | null      | null    | unlabelled |         | 0     |
 | 604951 | null     | null      | null    | unlabelled |         | 0     |
 | 604952 | null     | null      | null    | unlabelled |         | 0     |
 | 802427 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 810095 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 840327 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 840884 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 934685 | v1:4     | ethernet2 | 1.1.3.4 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 201101 | null     | null      | null    | unlabelled |         | 0     |
 | 201102 | v1:4     | ethernet1 | 1.1.3.3 | 602297     |         | 0     |
 | 201103 | v1:4     | ethernet1 | 1.1.3.3 | 602298     |         | 0     |
 | 201104 | v1:4     | ethernet1 | 1.1.3.3 | 602299     |         | 0     |
 | 201105 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 201106 | null     | null      | null    | unlabelled |         | 0     |
 | 201107 | null     | null      | null    | unlabelled |         | 0     |
 | 201108 | null     | null      | null    | unlabelled |         | 0     |
 | 201109 | null     | null      | null    | unlabelled |         | 0     |
 | 201110 | null     | null      | null    | unlabelled |         | 0     |
 | 417100 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 464209 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 474062 | null     | null      | null    | unlabelled |         | 0     |
 | 474063 | v1:6     | ethernet1 | 1236::3 | 604944     |         | 0     |
 | 474064 | v1:6     | ethernet1 | 1236::3 | 604945     |         | 0     |
 | 474065 | v1:6     | ethernet1 | 1236::3 | 604946     |         | 0     |
 | 474066 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 474067 | null     | null      | null    | unlabelled |         | 0     |
 | 474068 | null     | null      | null    | unlabelled |         | 0     |
 | 474069 | null     | null      | null    | unlabelled |         | 0     |
 | 474070 | null     | null      | null    | unlabelled |         | 0     |
 | 474071 | null     | null      | null    | unlabelled |         | 0     |
 | 550968 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 563027 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 630965 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 865657 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#