here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 69211   | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 160533  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 188262  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 399225  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 542260  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 639899  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 760243  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 816414  | null     | null      | null    | unlabelled |         | 0     |
 | 816415  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 816416  | v1:4     | ethernet1 | 1.1.1.2 | 429910     |         | 0     |
 | 816417  | v1:4     | ethernet1 | 1.1.1.2 | 429911     |         | 0     |
 | 816418  | v1:4     | ethernet1 | 1.1.1.2 | 429912     |         | 0     |
 | 816419  | null     | null      | null    | unlabelled |         | 0     |
 | 816420  | null     | null      | null    | unlabelled |         | 0     |
 | 816421  | null     | null      | null    | unlabelled |         | 0     |
 | 816422  | null     | null      | null    | unlabelled |         | 0     |
 | 816423  | null     | null      | null    | unlabelled |         | 0     |
 | 828462  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 839242  | null     | null      | null    | unlabelled |         | 0     |
 | 839243  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 839244  | v1:6     | ethernet1 | 1234::2 | 263666     |         | 0     |
 | 839245  | v1:6     | ethernet1 | 1234::2 | 263667     |         | 0     |
 | 839246  | v1:6     | ethernet1 | 1234::2 | 263668     |         | 0     |
 | 839247  | null     | null      | null    | unlabelled |         | 0     |
 | 839248  | null     | null      | null    | unlabelled |         | 0     |
 | 839249  | null     | null      | null    | unlabelled |         | 0     |
 | 839250  | null     | null      | null    | unlabelled |         | 0     |
 | 839251  | null     | null      | null    | unlabelled |         | 0     |
 | 999943  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1013580 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 100078 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 164907 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 263664 | null     | null      | null    | unlabelled |         | 0     |
 | 263665 | v1:6     | ethernet1 | 1234::1 | 839243     |         | 1280  |
 | 263666 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 263667 | v1:6     | ethernet2 | 1235::3 | 827250     |         | 640   |
 | 263668 | v1:6     | ethernet2 | 1235::3 | 827251     |         | 640   |
 | 263669 | null     | null      | null    | unlabelled |         | 0     |
 | 263670 | null     | null      | null    | unlabelled |         | 0     |
 | 263671 | null     | null      | null    | unlabelled |         | 0     |
 | 263672 | null     | null      | null    | unlabelled |         | 0     |
 | 263673 | null     | null      | null    | unlabelled |         | 0     |
 | 316762 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 372903 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 429908 | null     | null      | null    | unlabelled |         | 0     |
 | 429909 | v1:4     | ethernet1 | 1.1.1.1 | 816415     |         | 1280  |
 | 429910 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 429911 | v1:4     | ethernet2 | 1.1.2.3 | 888886     |         | 640   |
 | 429912 | v1:4     | ethernet2 | 1.1.2.3 | 888887     |         | 640   |
 | 429913 | null     | null      | null    | unlabelled |         | 0     |
 | 429914 | null     | null      | null    | unlabelled |         | 0     |
 | 429915 | null     | null      | null    | unlabelled |         | 0     |
 | 429916 | null     | null      | null    | unlabelled |         | 0     |
 | 429917 | null     | null      | null    | unlabelled |         | 0     |
 | 576582 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 602811 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 641069 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 700102 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 745686 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 887920 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 940246 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 956826 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 162197 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 257761 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 272072 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 299948 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 615390 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 645481 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 650574 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 667818 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 825648 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 827247 | null     | null      | null    | unlabelled |         | 0     |
 | 827248 | v1:6     | ethernet1 | 1235::2 | 263665     |         | 640   |
 | 827249 | v1:6     | ethernet1 | 1235::2 | 263666     |         | 640   |
 | 827250 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 827251 | v1:6     | ethernet2 | 1236::4 | 1047041    |         | 1280  |
 | 827252 | null     | null      | null    | unlabelled |         | 0     |
 | 827253 | null     | null      | null    | unlabelled |         | 0     |
 | 827254 | null     | null      | null    | unlabelled |         | 0     |
 | 827255 | null     | null      | null    | unlabelled |         | 0     |
 | 827256 | null     | null      | null    | unlabelled |         | 0     |
 | 888883 | null     | null      | null    | unlabelled |         | 0     |
 | 888884 | v1:4     | ethernet1 | 1.1.2.2 | 429909     |         | 640   |
 | 888885 | v1:4     | ethernet1 | 1.1.2.2 | 429910     |         | 640   |
 | 888886 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 888887 | v1:4     | ethernet2 | 1.1.3.4 | 639915     |         | 1280  |
 | 888888 | null     | null      | null    | unlabelled |         | 0     |
 | 888889 | null     | null      | null    | unlabelled |         | 0     |
 | 888890 | null     | null      | null    | unlabelled |         | 0     |
 | 888891 | null     | null      | null    | unlabelled |         | 0     |
 | 888892 | null     | null      | null    | unlabelled |         | 0     |
 | 900660 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 958128 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 961849 | tester:6 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 90669   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 129902  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 302178  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 308809  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 639911  | null     | null      | null    | unlabelled |         | 0     |
 | 639912  | v1:4     | ethernet1 | 1.1.3.3 | 888884     |         | 0     |
 | 639913  | v1:4     | ethernet1 | 1.1.3.3 | 888885     |         | 0     |
 | 639914  | v1:4     | ethernet1 | 1.1.3.3 | 888886     |         | 0     |
 | 639915  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 639916  | null     | null      | null    | unlabelled |         | 0     |
 | 639917  | null     | null      | null    | unlabelled |         | 0     |
 | 639918  | null     | null      | null    | unlabelled |         | 0     |
 | 639919  | null     | null      | null    | unlabelled |         | 0     |
 | 639920  | null     | null      | null    | unlabelled |         | 0     |
 | 696008  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 771526  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 780530  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 804923  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 826129  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 880410  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1047037 | null     | null      | null    | unlabelled |         | 0     |
 | 1047038 | v1:6     | ethernet1 | 1236::3 | 827248     |         | 0     |
 | 1047039 | v1:6     | ethernet1 | 1236::3 | 827249     |         | 0     |
 | 1047040 | v1:6     | ethernet1 | 1236::3 | 827250     |         | 0     |
 | 1047041 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1047042 | null     | null      | null    | unlabelled |         | 0     |
 | 1047043 | null     | null      | null    | unlabelled |         | 0     |
 | 1047044 | null     | null      | null    | unlabelled |         | 0     |
 | 1047045 | null     | null      | null    | unlabelled |         | 0     |
 | 1047046 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#