here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 258876 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 334700 | null     | null      | null    | unlabelled |         | 0     |
 | 334701 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 334702 | v1:6     | ethernet1 | 1234::2 | 973005     |         | 0     |
 | 334703 | v1:6     | ethernet1 | 1234::2 | 973006     |         | 0     |
 | 334704 | v1:6     | ethernet1 | 1234::2 | 973007     |         | 0     |
 | 334705 | null     | null      | null    | unlabelled |         | 0     |
 | 334706 | null     | null      | null    | unlabelled |         | 0     |
 | 334707 | null     | null      | null    | unlabelled |         | 0     |
 | 334708 | null     | null      | null    | unlabelled |         | 0     |
 | 334709 | null     | null      | null    | unlabelled |         | 0     |
 | 423804 | null     | null      | null    | unlabelled |         | 0     |
 | 423805 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 423806 | v1:4     | ethernet1 | 1.1.1.2 | 996302     |         | 0     |
 | 423807 | v1:4     | ethernet1 | 1.1.1.2 | 996303     |         | 0     |
 | 423808 | v1:4     | ethernet1 | 1.1.1.2 | 996304     |         | 0     |
 | 423809 | null     | null      | null    | unlabelled |         | 0     |
 | 423810 | null     | null      | null    | unlabelled |         | 0     |
 | 423811 | null     | null      | null    | unlabelled |         | 0     |
 | 423812 | null     | null      | null    | unlabelled |         | 0     |
 | 423813 | null     | null      | null    | unlabelled |         | 0     |
 | 467004 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 673719 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 675743 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 679421 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 707797 | v1:4     | ethernet1 | 1.1.1.2 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 246853 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 279066 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 285150 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 581305 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 683042 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 803380 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 814532 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 896988 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 973003 | null     | null      | null    | unlabelled |         | 0     |
 | 973004 | v1:6     | ethernet1 | 1234::1 | 334701     |         | 1280  |
 | 973005 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 973006 | v1:6     | ethernet2 | 1235::3 | 135588     |         | 640   |
 | 973007 | v1:6     | ethernet2 | 1235::3 | 135589     |         | 640   |
 | 973008 | null     | null      | null    | unlabelled |         | 0     |
 | 973009 | null     | null      | null    | unlabelled |         | 0     |
 | 973010 | null     | null      | null    | unlabelled |         | 0     |
 | 973011 | null     | null      | null    | unlabelled |         | 0     |
 | 973012 | null     | null      | null    | unlabelled |         | 0     |
 | 996300 | null     | null      | null    | unlabelled |         | 0     |
 | 996301 | v1:4     | ethernet1 | 1.1.1.1 | 423805     |         | 1280  |
 | 996302 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 996303 | v1:4     | ethernet2 | 1.1.2.3 | 329046     |         | 640   |
 | 996304 | v1:4     | ethernet2 | 1.1.2.3 | 329047     |         | 640   |
 | 996305 | null     | null      | null    | unlabelled |         | 0     |
 | 996306 | null     | null      | null    | unlabelled |         | 0     |
 | 996307 | null     | null      | null    | unlabelled |         | 0     |
 | 996308 | null     | null      | null    | unlabelled |         | 0     |
 | 996309 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 128915 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 135585 | null     | null      | null    | unlabelled |         | 0     |
 | 135586 | v1:6     | ethernet1 | 1235::2 | 973004     |         | 640   |
 | 135587 | v1:6     | ethernet1 | 1235::2 | 973005     |         | 640   |
 | 135588 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 135589 | v1:6     | ethernet2 | 1236::4 | 69875      |         | 1280  |
 | 135590 | null     | null      | null    | unlabelled |         | 0     |
 | 135591 | null     | null      | null    | unlabelled |         | 0     |
 | 135592 | null     | null      | null    | unlabelled |         | 0     |
 | 135593 | null     | null      | null    | unlabelled |         | 0     |
 | 135594 | null     | null      | null    | unlabelled |         | 0     |
 | 240143 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 241526 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 329043 | null     | null      | null    | unlabelled |         | 0     |
 | 329044 | v1:4     | ethernet1 | 1.1.2.2 | 996301     |         | 640   |
 | 329045 | v1:4     | ethernet1 | 1.1.2.2 | 996302     |         | 640   |
 | 329046 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 329047 | v1:4     | ethernet2 | 1.1.3.4 | 918777     |         | 1280  |
 | 329048 | null     | null      | null    | unlabelled |         | 0     |
 | 329049 | null     | null      | null    | unlabelled |         | 0     |
 | 329050 | null     | null      | null    | unlabelled |         | 0     |
 | 329051 | null     | null      | null    | unlabelled |         | 0     |
 | 329052 | null     | null      | null    | unlabelled |         | 0     |
 | 454285 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 475522 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 954115 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 954874 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 959468 | v1:4     | ethernet1 | 1.1.2.2 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 26367  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 69871  | null     | null      | null    | unlabelled |         | 0     |
 | 69872  | v1:6     | ethernet1 | 1236::3 | 135586     |         | 0     |
 | 69873  | v1:6     | ethernet1 | 1236::3 | 135587     |         | 0     |
 | 69874  | v1:6     | ethernet1 | 1236::3 | 135588     |         | 0     |
 | 69875  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 69876  | null     | null      | null    | unlabelled |         | 0     |
 | 69877  | null     | null      | null    | unlabelled |         | 0     |
 | 69878  | null     | null      | null    | unlabelled |         | 0     |
 | 69879  | null     | null      | null    | unlabelled |         | 0     |
 | 69880  | null     | null      | null    | unlabelled |         | 0     |
 | 158071 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 289199 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 532446 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 630025 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 729090 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 918773 | null     | null      | null    | unlabelled |         | 0     |
 | 918774 | v1:4     | ethernet1 | 1.1.3.3 | 329044     |         | 0     |
 | 918775 | v1:4     | ethernet1 | 1.1.3.3 | 329045     |         | 0     |
 | 918776 | v1:4     | ethernet1 | 1.1.3.3 | 329046     |         | 0     |
 | 918777 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 918778 | null     | null      | null    | unlabelled |         | 0     |
 | 918779 | null     | null      | null    | unlabelled |         | 0     |
 | 918780 | null     | null      | null    | unlabelled |         | 0     |
 | 918781 | null     | null      | null    | unlabelled |         | 0     |
 | 918782 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#