here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 166702 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 271115 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 290831 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 602605 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 690881 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 751804 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 95566  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 156209 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 462242 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 659516 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 789937 | v1:4     | null  | null | unlabelled | bier    | 1144  |
 | 833167 | v1:4     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 65509  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 214682 | v1:4     | null  | null | unlabelled | bier    | 1144  |
 | 218341 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 241692 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 279303 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 603262 | v1:4     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 214646 | v1:4     | null  | null | unlabelled | bier    | 624   |
 | 217936 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 414401 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 466538 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 659448 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 683250 | tester:6 | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#