here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 343050 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 489881 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 554533 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 563117 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 700956 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 992698 | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 68120   | tester:4 | null  | null | unlabelled | local   | 0     |
 | 228995  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 521971  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 595538  | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 860220  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 1032199 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 |_________|__________|_______|______|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface | hop  | label      | targets | bytes |
 |---------|----------|-------|------|------------|---------|-------|
 | 134079  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 319250  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 358061  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 725808  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 757500  | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 1020438 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 79390  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 93729  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 196244 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 745218 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 871633 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 889773 | v1:4     | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#