here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 48952  | null     | null      | null    | unlabelled |         | 0     |
 | 48953  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 48954  | v1:6     | ethernet1 | 1234::2 | 381868     |         | 0     |
 | 48955  | v1:6     | ethernet1 | 1234::2 | 381869     |         | 0     |
 | 48956  | v1:6     | ethernet1 | 1234::2 | 381870     |         | 0     |
 | 48957  | null     | null      | null    | unlabelled |         | 0     |
 | 48958  | null     | null      | null    | unlabelled |         | 0     |
 | 48959  | null     | null      | null    | unlabelled |         | 0     |
 | 48960  | null     | null      | null    | unlabelled |         | 0     |
 | 48961  | null     | null      | null    | unlabelled |         | 0     |
 | 63341  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 148513 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 238755 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 451266 | null     | null      | null    | unlabelled |         | 0     |
 | 451267 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 451268 | v1:4     | ethernet1 | 1.1.1.2 | 369477     |         | 0     |
 | 451269 | v1:4     | ethernet1 | 1.1.1.2 | 369478     |         | 0     |
 | 451270 | v1:4     | ethernet1 | 1.1.1.2 | 369479     |         | 0     |
 | 451271 | null     | null      | null    | unlabelled |         | 0     |
 | 451272 | null     | null      | null    | unlabelled |         | 0     |
 | 451273 | null     | null      | null    | unlabelled |         | 0     |
 | 451274 | null     | null      | null    | unlabelled |         | 0     |
 | 451275 | null     | null      | null    | unlabelled |         | 0     |
 | 640184 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 707681 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 730679 | v1:6     | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 55927   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 120745  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 209246  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 248710  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 268019  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 369475  | null     | null      | null    | unlabelled |         | 0     |
 | 369476  | v1:4     | ethernet1 | 1.1.1.1 | 451267     |         | 1280  |
 | 369477  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 369478  | v1:4     | ethernet2 | 1.1.2.3 | 284207     |         | 640   |
 | 369479  | v1:4     | ethernet2 | 1.1.2.3 | 284208     |         | 640   |
 | 369480  | null     | null      | null    | unlabelled |         | 0     |
 | 369481  | null     | null      | null    | unlabelled |         | 0     |
 | 369482  | null     | null      | null    | unlabelled |         | 0     |
 | 369483  | null     | null      | null    | unlabelled |         | 0     |
 | 369484  | null     | null      | null    | unlabelled |         | 0     |
 | 381866  | null     | null      | null    | unlabelled |         | 0     |
 | 381867  | v1:6     | ethernet1 | 1234::1 | 48953      |         | 1280  |
 | 381868  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 381869  | v1:6     | ethernet2 | 1235::3 | 517082     |         | 640   |
 | 381870  | v1:6     | ethernet2 | 1235::3 | 517083     |         | 640   |
 | 381871  | null     | null      | null    | unlabelled |         | 0     |
 | 381872  | null     | null      | null    | unlabelled |         | 0     |
 | 381873  | null     | null      | null    | unlabelled |         | 0     |
 | 381874  | null     | null      | null    | unlabelled |         | 0     |
 | 381875  | null     | null      | null    | unlabelled |         | 0     |
 | 490613  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 546832  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1022543 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 27780   | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 88245   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 203654  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 284204  | null     | null      | null    | unlabelled |         | 0     |
 | 284205  | v1:4     | ethernet1 | 1.1.2.2 | 369476     |         | 640   |
 | 284206  | v1:4     | ethernet1 | 1.1.2.2 | 369477     |         | 640   |
 | 284207  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 284208  | v1:4     | ethernet2 | 1.1.3.4 | 1034636    |         | 1280  |
 | 284209  | null     | null      | null    | unlabelled |         | 0     |
 | 284210  | null     | null      | null    | unlabelled |         | 0     |
 | 284211  | null     | null      | null    | unlabelled |         | 0     |
 | 284212  | null     | null      | null    | unlabelled |         | 0     |
 | 284213  | null     | null      | null    | unlabelled |         | 0     |
 | 358811  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 484412  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 517079  | null     | null      | null    | unlabelled |         | 0     |
 | 517080  | v1:6     | ethernet1 | 1235::2 | 381867     |         | 640   |
 | 517081  | v1:6     | ethernet1 | 1235::2 | 381868     |         | 640   |
 | 517082  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 517083  | v1:6     | ethernet2 | 1236::4 | 278988     |         | 1280  |
 | 517084  | null     | null      | null    | unlabelled |         | 0     |
 | 517085  | null     | null      | null    | unlabelled |         | 0     |
 | 517086  | null     | null      | null    | unlabelled |         | 0     |
 | 517087  | null     | null      | null    | unlabelled |         | 0     |
 | 517088  | null     | null      | null    | unlabelled |         | 0     |
 | 810021  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 963592  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 1020464 | v1:6     | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 88629   | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 169086  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 278984  | null     | null      | null    | unlabelled |         | 0     |
 | 278985  | v1:6     | ethernet1 | 1236::3 | 517080     |         | 0     |
 | 278986  | v1:6     | ethernet1 | 1236::3 | 517081     |         | 0     |
 | 278987  | v1:6     | ethernet1 | 1236::3 | 517082     |         | 0     |
 | 278988  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 278989  | null     | null      | null    | unlabelled |         | 0     |
 | 278990  | null     | null      | null    | unlabelled |         | 0     |
 | 278991  | null     | null      | null    | unlabelled |         | 0     |
 | 278992  | null     | null      | null    | unlabelled |         | 0     |
 | 278993  | null     | null      | null    | unlabelled |         | 0     |
 | 361765  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 657354  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 681026  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 853016  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1034632 | null     | null      | null    | unlabelled |         | 0     |
 | 1034633 | v1:4     | ethernet1 | 1.1.3.3 | 284205     |         | 0     |
 | 1034634 | v1:4     | ethernet1 | 1.1.3.3 | 284206     |         | 0     |
 | 1034635 | v1:4     | ethernet1 | 1.1.3.3 | 284207     |         | 0     |
 | 1034636 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1034637 | null     | null      | null    | unlabelled |         | 0     |
 | 1034638 | null     | null      | null    | unlabelled |         | 0     |
 | 1034639 | null     | null      | null    | unlabelled |         | 0     |
 | 1034640 | null     | null      | null    | unlabelled |         | 0     |
 | 1034641 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#