here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 63553  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 69072  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 92298  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 167369 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 184284 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 368699 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 536745 | null     | null      | null    | unlabelled |         | 0     |
 | 536746 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 536747 | v1:6     | ethernet1 | 1234::2 | 206286     |         | 0     |
 | 536748 | v1:6     | ethernet1 | 1234::2 | 206287     |         | 0     |
 | 536749 | v1:6     | ethernet1 | 1234::2 | 206288     |         | 0     |
 | 536750 | null     | null      | null    | unlabelled |         | 0     |
 | 536751 | null     | null      | null    | unlabelled |         | 0     |
 | 536752 | null     | null      | null    | unlabelled |         | 0     |
 | 536753 | null     | null      | null    | unlabelled |         | 0     |
 | 536754 | null     | null      | null    | unlabelled |         | 0     |
 | 584446 | null     | null      | null    | unlabelled |         | 0     |
 | 584447 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 584448 | v1:4     | ethernet1 | 1.1.1.2 | 1048159    |         | 0     |
 | 584449 | v1:4     | ethernet1 | 1.1.1.2 | 1048160    |         | 0     |
 | 584450 | v1:4     | ethernet1 | 1.1.1.2 | 1048161    |         | 0     |
 | 584451 | null     | null      | null    | unlabelled |         | 0     |
 | 584452 | null     | null      | null    | unlabelled |         | 0     |
 | 584453 | null     | null      | null    | unlabelled |         | 0     |
 | 584454 | null     | null      | null    | unlabelled |         | 0     |
 | 584455 | null     | null      | null    | unlabelled |         | 0     |
 | 620046 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 716023 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 939573 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 939640 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 164365  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 206284  | null     | null      | null    | unlabelled |         | 0     |
 | 206285  | v1:6     | ethernet1 | 1234::1 | 536746     |         | 1280  |
 | 206286  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 206287  | v1:6     | ethernet2 | 1235::3 | 377202     |         | 640   |
 | 206288  | v1:6     | ethernet2 | 1235::3 | 377203     |         | 640   |
 | 206289  | null     | null      | null    | unlabelled |         | 0     |
 | 206290  | null     | null      | null    | unlabelled |         | 0     |
 | 206291  | null     | null      | null    | unlabelled |         | 0     |
 | 206292  | null     | null      | null    | unlabelled |         | 0     |
 | 206293  | null     | null      | null    | unlabelled |         | 0     |
 | 210935  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 269201  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 361593  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 524458  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 552511  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 620061  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 689225  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 803921  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 873776  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 911517  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 988796  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 1048157 | null     | null      | null    | unlabelled |         | 0     |
 | 1048158 | v1:4     | ethernet1 | 1.1.1.1 | 584447     |         | 1280  |
 | 1048159 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1048160 | v1:4     | ethernet2 | 1.1.2.3 | 877105     |         | 640   |
 | 1048161 | v1:4     | ethernet2 | 1.1.2.3 | 877106     |         | 640   |
 | 1048162 | null     | null      | null    | unlabelled |         | 0     |
 | 1048163 | null     | null      | null    | unlabelled |         | 0     |
 | 1048164 | null     | null      | null    | unlabelled |         | 0     |
 | 1048165 | null     | null      | null    | unlabelled |         | 0     |
 | 1048166 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 208855 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 377199 | null     | null      | null    | unlabelled |         | 0     |
 | 377200 | v1:6     | ethernet1 | 1235::2 | 206285     |         | 640   |
 | 377201 | v1:6     | ethernet1 | 1235::2 | 206286     |         | 640   |
 | 377202 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 377203 | v1:6     | ethernet2 | 1236::4 | 219189     |         | 1280  |
 | 377204 | null     | null      | null    | unlabelled |         | 0     |
 | 377205 | null     | null      | null    | unlabelled |         | 0     |
 | 377206 | null     | null      | null    | unlabelled |         | 0     |
 | 377207 | null     | null      | null    | unlabelled |         | 0     |
 | 377208 | null     | null      | null    | unlabelled |         | 0     |
 | 399414 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 485831 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 574288 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 589887 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 638413 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 650030 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 677375 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 737434 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 740417 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 877102 | null     | null      | null    | unlabelled |         | 0     |
 | 877103 | v1:4     | ethernet1 | 1.1.2.2 | 1048158    |         | 640   |
 | 877104 | v1:4     | ethernet1 | 1.1.2.2 | 1048159    |         | 640   |
 | 877105 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 877106 | v1:4     | ethernet2 | 1.1.3.4 | 444852     |         | 1280  |
 | 877107 | null     | null      | null    | unlabelled |         | 0     |
 | 877108 | null     | null      | null    | unlabelled |         | 0     |
 | 877109 | null     | null      | null    | unlabelled |         | 0     |
 | 877110 | null     | null      | null    | unlabelled |         | 0     |
 | 877111 | null     | null      | null    | unlabelled |         | 0     |
 | 962329 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 999243 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 28665  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 46005  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 219185 | null     | null      | null    | unlabelled |         | 0     |
 | 219186 | v1:6     | ethernet1 | 1236::3 | 377200     |         | 0     |
 | 219187 | v1:6     | ethernet1 | 1236::3 | 377201     |         | 0     |
 | 219188 | v1:6     | ethernet1 | 1236::3 | 377202     |         | 0     |
 | 219189 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 219190 | null     | null      | null    | unlabelled |         | 0     |
 | 219191 | null     | null      | null    | unlabelled |         | 0     |
 | 219192 | null     | null      | null    | unlabelled |         | 0     |
 | 219193 | null     | null      | null    | unlabelled |         | 0     |
 | 219194 | null     | null      | null    | unlabelled |         | 0     |
 | 302430 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 302943 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 444848 | null     | null      | null    | unlabelled |         | 0     |
 | 444849 | v1:4     | ethernet1 | 1.1.3.3 | 877103     |         | 0     |
 | 444850 | v1:4     | ethernet1 | 1.1.3.3 | 877104     |         | 0     |
 | 444851 | v1:4     | ethernet1 | 1.1.3.3 | 877105     |         | 0     |
 | 444852 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 444853 | null     | null      | null    | unlabelled |         | 0     |
 | 444854 | null     | null      | null    | unlabelled |         | 0     |
 | 444855 | null     | null      | null    | unlabelled |         | 0     |
 | 444856 | null     | null      | null    | unlabelled |         | 0     |
 | 444857 | null     | null      | null    | unlabelled |         | 0     |
 | 476071 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 624264 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 684970 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 777930 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 808767 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 995453 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#