here is the bridge:
r2#
r2#
r2#show bridge 1
r2#show bridge 1
 |~~~~~~~~~~~|~~~~~~|~~~~~~|~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~|~~~~~~~~~|~~~~~~|~~~~~|
 |                         | packet               | byte                     |     |
 | iface     | fwd  | phys | tx    | rx    | drop | tx      | rx      | drop | grp |
 |-----------|------|------|-------|-------|------|---------|---------|------|-----|
 | brprt bvi |      |      |       |       |      |         |         |      |     |
 | ethernet1 | true | true | 62883 | 12077 | 0    | 2232564 | 434792  | 0    |     |
 | ethernet2 | true | true | 12307 | 58406 | 0    | 437448  | 2103432 | 0    |     |
 |___________|______|______|_______|_______|______|_________|_________|______|_____|
 |~~~~~~~~~~~|~~~~~~|~~~~~~|~~~~|~~~~~~~|~~~~~~~|
 | iface     | fwd  | phys | tx | rx    | drop  |
 |-----------|------|------|----|-------|-------|
 | brprt bvi |      |      |    |       |       |
 | ethernet1 | true | true | 5  | 12077 | 12072 |
 | ethernet2 | true | true | 5  | 58406 | 58401 |
 |___________|______|______|____|_______|_______|
 |~~~~~~~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~|~~~~~~~~~|~~~~~~|
 |                                                | packet               | byte                     |
 | addr           | iface     | static | time     | tx    | rx    | drop | tx      | rx      | drop |
 |----------------|-----------|--------|----------|-------|-------|------|---------|---------|------|
 | 0004.421a.5678 | bvi       | false  | 00:00:10 | 25    | 70474 | 0    | 1658    | 2500272 | 0    |
 | 0008.0470.0f37 | ethernet2 | false  | 00:00:10 | 68892 | 6311  | 0    | 2443130 | 227992  | 0    |
 |________________|___________|________|__________|_______|_______|______|_________|_________|______|
r2#
r2#
here is the interface:
r2#
r2#
r2#show inter bvi1 full
r2#show inter bvi1 full
bvi1 is up
 description:
 state changed 3 times, last at 2022-12-03 17:24:22, 00:00:10 ago
 last packet input 00:00:00 ago, output 00:00:00 ago, drop never ago
 type is bridged, hwaddr=0004.421a.5678, mtu=1500, bw=100mbps, vrf=v1
 ipv4 address=1.1.1.2/24, mask=255.255.255.0, ifcid=496206065
 ipv6 address=1234::2/16, mask=ffff::, ifcid=212210723
 received 6310 packets (227956 bytes) dropped 0 packets (0 bytes)
 transmitted 6312 packets (190470 bytes) macsec=false sgt=false
 |~~~~~~~|~~~~|~~~~|~~~~~~|~~~~~|~~~~~|~~~~~~|
 |       | packet         | byte             |
 | time  | tx | rx | drop | tx  | rx  | drop |
 |-------|----|----|------|-----|-----|------|
 | 1sec  | 15 | 15 | 0    | 990 | 990 | 0    |
 | 1min  | 0  | 0  | 0    | 0   | 0   | 0    |
 | 1hour | 0  | 0  | 0    | 0   | 0   | 0    |
 |_______|____|____|______|_____|_____|______|
 |~~~~~~~~|~~~~~~~|~~~~~~~~~|~~~~~~|~~~~~~|~~~~~~|~~~~~~~~|~~~~~~~~|~~~~~~|
 |                          | packet             | byte                   |
 | type   | value | handler | tx   | rx   | drop | tx     | rx     | drop |
 |--------|-------|---------|------|------|------|--------|--------|------|
 | ethtyp | 0000  | null    | 0    | 0    | 0    | 0      | 0      | 0    |
 | ethtyp | 0800  | ip4     | 10   | 10   | 0    | 660    | 660    | 0    |
 | ethtyp | 0806  | arp4    | 6285 | 6285 | 0    | 188550 | 226260 | 0    |
 | ethtyp | 86dd  | ip6     | 18   | 16   | 0    | 1260   | 1072   | 0    |
 |________|_______|_________|______|______|______|________|________|______|
 |~~~~~|~~~~|~~~~|
 | who | tx | rx |
 |-----|----|----|
 |_____|____|____|
 |~~~~~~~|~~~~~~|~~~~~~~~|
 | proto | pack | byte   |
 |-------|------|--------|
 | 0     | 6283 | 188490 |
 | 1     | 10   | 660    |
 | 58    | 18   | 1260   |
 |_______|______|________|
 |~~~~~~~~~~~~|~~~~~~|~~~~~~|~~~~~~|~~~~~~~~|~~~~~~~~|~~~~~~|
 |            | packet             | byte                   |
 | size       | tx   | rx   | drop | tx     | rx     | drop |
 |------------|------|------|------|--------|--------|------|
 | 0-255      | 6312 | 6311 | 0    | 190440 | 227992 | 0    |
 | 256-511    | 0    | 0    | 0    | 0      | 0      | 0    |
 | 512-767    | 0    | 0    | 0    | 0      | 0      | 0    |
 | 768-1023   | 0    | 0    | 0    | 0      | 0      | 0    |
 | 1024-1279  | 0    | 0    | 0    | 0      | 0      | 0    |
 | 1280-1535  | 0    | 0    | 0    | 0      | 0      | 0    |
 | 1536-1791  | 0    | 0    | 0    | 0      | 0      | 0    |
 | 1792-65535 | 0    | 0    | 0    | 0      | 0      | 0    |
 |____________|______|______|______|________|________|______|
 |~~~~~~~|~~~~~~|~~~~~~|~~~~~~|~~~~~~~~|~~~~~~~~|~~~~~~~~|
 |       | packet             | byte                     |
 | class | cos  | exp  | prec | cos    | exp    | prec   |
 |-------|------|------|------|--------|--------|--------|
 | 0     | 6311 | 6312 | 6311 | 190410 | 190440 | 190410 |
 | 1     | 0    | 0    | 0    | 0      | 0      | 0      |
 | 2     | 0    | 0    | 0    | 0      | 0      | 0      |
 | 3     | 0    | 0    | 0    | 0      | 0      | 0      |
 | 4     | 0    | 0    | 0    | 0      | 0      | 0      |
 | 5     | 0    | 0    | 0    | 0      | 0      | 0      |
 | 6     | 0    | 0    | 0    | 0      | 0      | 0      |
 | 7     | 0    | 0    | 0    | 0      | 0      | 0      |
 |_______|______|______|______|________|________|________|
       1833k|      #
       1650k|      #
       1466k|      ##
       1283k|      ##
       1100k|      ##
        916k|      ##
        733k|      ##
        550k|      ##
        366k|      ##
        183k|      ##
           0|############################################################
         bps|0---------10--------20--------30--------40--------50-------- seconds
          10|
           9|
           8|
           7|
           6|
           5|
           4|
           3|
           2|
           1|
           0|############################################################
         bps|0---------10--------20--------30--------40--------50-------- minutes
          10|
           9|
           8|
           7|
           6|
           5|
           4|
           3|
           2|
           1|
           0|############################################################
         bps|0---------10--------20--------30--------40--------50-------- hours
r2#
r2#
here is the arp:
r2#
r2#
r2#show ipv4 arp bvi1
r2#show ipv4 arp bvi1
 |~~~~~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~|~~~~~~~~|
 | mac            | address | time     | static |
 |----------------|---------|----------|--------|
 | 0008.0470.0f37 | 1.1.1.1 | 00:00:09 | false  |
 |________________|_________|__________|________|
r2#
r2#
here are the neighbors:
r2#
r2#
r2#show ipv6 neigh bvi1
r2#show ipv6 neigh bvi1
 |~~~~~~~~~~~~~~~~|~~~~~~~~~~~~~~~~~~~~~~~~|~~~~~~~~~~|~~~~~~~~|~~~~~~~~|
 | mac            | address                | time     | static | router |
 |----------------|------------------------|----------|--------|--------|
 | 0008.0470.0f37 | 1234::1                | 00:00:09 | false  | false  |
 | 0008.0470.0f37 | fe80::208:4ff:fe70:f37 | 00:00:09 | false  | false  |
 |________________|________________________|__________|________|________|
r2#
r2#