here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 1020   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 14363  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 18894  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 37548  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 156040 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 188136 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 247930 | null     | null      | null    | unlabelled |         | 0     |
 | 247931 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 247932 | v1:6     | ethernet1 | 1234::2 | 307756     |         | 0     |
 | 247933 | v1:6     | ethernet1 | 1234::2 | 307757     |         | 0     |
 | 247934 | v1:6     | ethernet1 | 1234::2 | 307758     |         | 0     |
 | 247935 | null     | null      | null    | unlabelled |         | 0     |
 | 247936 | null     | null      | null    | unlabelled |         | 0     |
 | 247937 | null     | null      | null    | unlabelled |         | 0     |
 | 247938 | null     | null      | null    | unlabelled |         | 0     |
 | 247939 | null     | null      | null    | unlabelled |         | 0     |
 | 532667 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 726042 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 769566 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 853575 | null     | null      | null    | unlabelled |         | 0     |
 | 853576 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 853577 | v1:4     | ethernet1 | 1.1.1.2 | 123888     |         | 0     |
 | 853578 | v1:4     | ethernet1 | 1.1.1.2 | 123889     |         | 0     |
 | 853579 | v1:4     | ethernet1 | 1.1.1.2 | 123890     |         | 0     |
 | 853580 | null     | null      | null    | unlabelled |         | 0     |
 | 853581 | null     | null      | null    | unlabelled |         | 0     |
 | 853582 | null     | null      | null    | unlabelled |         | 0     |
 | 853583 | null     | null      | null    | unlabelled |         | 0     |
 | 853584 | null     | null      | null    | unlabelled |         | 0     |
 | 865643 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 35984  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 120411 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 123886 | null     | null      | null    | unlabelled |         | 0     |
 | 123887 | v1:4     | ethernet1 | 1.1.1.1 | 853576     |         | 1280  |
 | 123888 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 123889 | v1:4     | ethernet2 | 1.1.2.3 | 718713     |         | 640   |
 | 123890 | v1:4     | ethernet2 | 1.1.2.3 | 718714     |         | 640   |
 | 123891 | null     | null      | null    | unlabelled |         | 0     |
 | 123892 | null     | null      | null    | unlabelled |         | 0     |
 | 123893 | null     | null      | null    | unlabelled |         | 0     |
 | 123894 | null     | null      | null    | unlabelled |         | 0     |
 | 123895 | null     | null      | null    | unlabelled |         | 0     |
 | 218300 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 307754 | null     | null      | null    | unlabelled |         | 0     |
 | 307755 | v1:6     | ethernet1 | 1234::1 | 247931     |         | 1280  |
 | 307756 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 307757 | v1:6     | ethernet2 | 1235::3 | 400685     |         | 640   |
 | 307758 | v1:6     | ethernet2 | 1235::3 | 400686     |         | 640   |
 | 307759 | null     | null      | null    | unlabelled |         | 0     |
 | 307760 | null     | null      | null    | unlabelled |         | 0     |
 | 307761 | null     | null      | null    | unlabelled |         | 0     |
 | 307762 | null     | null      | null    | unlabelled |         | 0     |
 | 307763 | null     | null      | null    | unlabelled |         | 0     |
 | 391131 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 412187 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 490808 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 603024 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 626288 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 756768 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 767486 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 937538 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 984442 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 34306   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 60994   | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 114660  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 190662  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 235794  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 372495  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 400682  | null     | null      | null    | unlabelled |         | 0     |
 | 400683  | v1:6     | ethernet1 | 1235::2 | 307755     |         | 640   |
 | 400684  | v1:6     | ethernet1 | 1235::2 | 307756     |         | 640   |
 | 400685  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 400686  | v1:6     | ethernet2 | 1236::4 | 121057     |         | 1280  |
 | 400687  | null     | null      | null    | unlabelled |         | 0     |
 | 400688  | null     | null      | null    | unlabelled |         | 0     |
 | 400689  | null     | null      | null    | unlabelled |         | 0     |
 | 400690  | null     | null      | null    | unlabelled |         | 0     |
 | 400691  | null     | null      | null    | unlabelled |         | 0     |
 | 443330  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 515112  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 663576  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 718710  | null     | null      | null    | unlabelled |         | 0     |
 | 718711  | v1:4     | ethernet1 | 1.1.2.2 | 123887     |         | 640   |
 | 718712  | v1:4     | ethernet1 | 1.1.2.2 | 123888     |         | 640   |
 | 718713  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 718714  | v1:4     | ethernet2 | 1.1.3.4 | 979069     |         | 1280  |
 | 718715  | null     | null      | null    | unlabelled |         | 0     |
 | 718716  | null     | null      | null    | unlabelled |         | 0     |
 | 718717  | null     | null      | null    | unlabelled |         | 0     |
 | 718718  | null     | null      | null    | unlabelled |         | 0     |
 | 718719  | null     | null      | null    | unlabelled |         | 0     |
 | 892559  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 913563  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1030032 | tester: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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 31272  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 121053 | null     | null      | null    | unlabelled |         | 0     |
 | 121054 | v1:6     | ethernet1 | 1236::3 | 400683     |         | 0     |
 | 121055 | v1:6     | ethernet1 | 1236::3 | 400684     |         | 0     |
 | 121056 | v1:6     | ethernet1 | 1236::3 | 400685     |         | 0     |
 | 121057 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 121058 | null     | null      | null    | unlabelled |         | 0     |
 | 121059 | null     | null      | null    | unlabelled |         | 0     |
 | 121060 | null     | null      | null    | unlabelled |         | 0     |
 | 121061 | null     | null      | null    | unlabelled |         | 0     |
 | 121062 | null     | null      | null    | unlabelled |         | 0     |
 | 143801 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 363886 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 435079 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 575612 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 630247 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 642812 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 684833 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 790518 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 898182 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 979065 | null     | null      | null    | unlabelled |         | 0     |
 | 979066 | v1:4     | ethernet1 | 1.1.3.3 | 718711     |         | 0     |
 | 979067 | v1:4     | ethernet1 | 1.1.3.3 | 718712     |         | 0     |
 | 979068 | v1:4     | ethernet1 | 1.1.3.3 | 718713     |         | 0     |
 | 979069 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 979070 | null     | null      | null    | unlabelled |         | 0     |
 | 979071 | null     | null      | null    | unlabelled |         | 0     |
 | 979072 | null     | null      | null    | unlabelled |         | 0     |
 | 979073 | null     | null      | null    | unlabelled |         | 0     |
 | 979074 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#