here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 103257 | null     | null      | null    | unlabelled |         | 0     |
 | 103258 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 103259 | v1:6     | ethernet1 | 1234::2 | 949584     |         | 0     |
 | 103260 | v1:6     | ethernet1 | 1234::2 | 949585     |         | 0     |
 | 103261 | v1:6     | ethernet1 | 1234::2 | 949586     |         | 0     |
 | 103262 | null     | null      | null    | unlabelled |         | 0     |
 | 103263 | null     | null      | null    | unlabelled |         | 0     |
 | 103264 | null     | null      | null    | unlabelled |         | 0     |
 | 103265 | null     | null      | null    | unlabelled |         | 0     |
 | 103266 | null     | null      | null    | unlabelled |         | 0     |
 | 153148 | null     | null      | null    | unlabelled |         | 0     |
 | 153149 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 153150 | v1:4     | ethernet1 | 1.1.1.2 | 829346     |         | 0     |
 | 153151 | v1:4     | ethernet1 | 1.1.1.2 | 829347     |         | 0     |
 | 153152 | v1:4     | ethernet1 | 1.1.1.2 | 829348     |         | 0     |
 | 153153 | null     | null      | null    | unlabelled |         | 0     |
 | 153154 | null     | null      | null    | unlabelled |         | 0     |
 | 153155 | null     | null      | null    | unlabelled |         | 0     |
 | 153156 | null     | null      | null    | unlabelled |         | 0     |
 | 153157 | null     | null      | null    | unlabelled |         | 0     |
 | 460075 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 602427 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 615858 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 631866 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 891530 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 967632 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 158715  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 170921  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 375683  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 419930  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 771469  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 772943  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 829344  | null     | null      | null    | unlabelled |         | 0     |
 | 829345  | v1:4     | ethernet1 | 1.1.1.1 | 153149     |         | 1280  |
 | 829346  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 829347  | v1:4     | ethernet2 | 1.1.2.3 | 636139     |         | 640   |
 | 829348  | v1:4     | ethernet2 | 1.1.2.3 | 636140     |         | 640   |
 | 829349  | null     | null      | null    | unlabelled |         | 0     |
 | 829350  | null     | null      | null    | unlabelled |         | 0     |
 | 829351  | null     | null      | null    | unlabelled |         | 0     |
 | 829352  | null     | null      | null    | unlabelled |         | 0     |
 | 829353  | null     | null      | null    | unlabelled |         | 0     |
 | 943802  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 949582  | null     | null      | null    | unlabelled |         | 0     |
 | 949583  | v1:6     | ethernet1 | 1234::1 | 103258     |         | 1280  |
 | 949584  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 949585  | v1:6     | ethernet2 | 1235::3 | 1025750    |         | 640   |
 | 949586  | v1:6     | ethernet2 | 1235::3 | 1025751    |         | 640   |
 | 949587  | null     | null      | null    | unlabelled |         | 0     |
 | 949588  | null     | null      | null    | unlabelled |         | 0     |
 | 949589  | null     | null      | null    | unlabelled |         | 0     |
 | 949590  | null     | null      | null    | unlabelled |         | 0     |
 | 949591  | null     | null      | null    | unlabelled |         | 0     |
 | 1017787 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 56527   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 255361  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 458192  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 459389  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 614680  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 636136  | null     | null      | null    | unlabelled |         | 0     |
 | 636137  | v1:4     | ethernet1 | 1.1.2.2 | 829345     |         | 640   |
 | 636138  | v1:4     | ethernet1 | 1.1.2.2 | 829346     |         | 640   |
 | 636139  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 636140  | v1:4     | ethernet2 | 1.1.3.4 | 176712     |         | 1280  |
 | 636141  | null     | null      | null    | unlabelled |         | 0     |
 | 636142  | null     | null      | null    | unlabelled |         | 0     |
 | 636143  | null     | null      | null    | unlabelled |         | 0     |
 | 636144  | null     | null      | null    | unlabelled |         | 0     |
 | 636145  | null     | null      | null    | unlabelled |         | 0     |
 | 842907  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 852365  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 888252  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 1025747 | null     | null      | null    | unlabelled |         | 0     |
 | 1025748 | v1:6     | ethernet1 | 1235::2 | 949583     |         | 640   |
 | 1025749 | v1:6     | ethernet1 | 1235::2 | 949584     |         | 640   |
 | 1025750 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1025751 | v1:6     | ethernet2 | 1236::4 | 338164     |         | 1280  |
 | 1025752 | null     | null      | null    | unlabelled |         | 0     |
 | 1025753 | null     | null      | null    | unlabelled |         | 0     |
 | 1025754 | null     | null      | null    | unlabelled |         | 0     |
 | 1025755 | null     | null      | null    | unlabelled |         | 0     |
 | 1025756 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 176708 | null     | null      | null    | unlabelled |         | 0     |
 | 176709 | v1:4     | ethernet1 | 1.1.3.3 | 636137     |         | 0     |
 | 176710 | v1:4     | ethernet1 | 1.1.3.3 | 636138     |         | 0     |
 | 176711 | v1:4     | ethernet1 | 1.1.3.3 | 636139     |         | 0     |
 | 176712 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 176713 | null     | null      | null    | unlabelled |         | 0     |
 | 176714 | null     | null      | null    | unlabelled |         | 0     |
 | 176715 | null     | null      | null    | unlabelled |         | 0     |
 | 176716 | null     | null      | null    | unlabelled |         | 0     |
 | 176717 | null     | null      | null    | unlabelled |         | 0     |
 | 197476 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 281967 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 338160 | null     | null      | null    | unlabelled |         | 0     |
 | 338161 | v1:6     | ethernet1 | 1236::3 | 1025748    |         | 0     |
 | 338162 | v1:6     | ethernet1 | 1236::3 | 1025749    |         | 0     |
 | 338163 | v1:6     | ethernet1 | 1236::3 | 1025750    |         | 0     |
 | 338164 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 338165 | null     | null      | null    | unlabelled |         | 0     |
 | 338166 | null     | null      | null    | unlabelled |         | 0     |
 | 338167 | null     | null      | null    | unlabelled |         | 0     |
 | 338168 | null     | null      | null    | unlabelled |         | 0     |
 | 338169 | null     | null      | null    | unlabelled |         | 0     |
 | 540002 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 589629 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 698370 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 964366 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#