here is the bridge:
r2#
r2#
r2#show bridge 1
r2#show bridge 1
 |~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|~~~~~~~|~~~~~~|
 | interface | state   | tx    | rx    | drop |
 |-----------|---------|-------|-------|------|
 | ethernet1 | forward | 8328  | 7730  | 0    |
 | ethernet2 | forward | 10500 | 10512 | 0    |
 |___________|_________|_______|_______|______|
 |~~~~~~~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~~|~~~~~~|~~~~~~|~~~~~~|
 | address        | interface | time     | tx   | rx   | drop |
 |----------------|-----------|----------|------|------|------|
 | 0000.0000.4444 | ethernet2 | 00:00:01 | 4912 | 5238 | 0    |
 | 0016.431c.0f1d | ethernet2 | 00:00:02 | 4912 | 5274 | 0    |
 | 0031.736f.2a0f | ethernet1 | 00:00:01 | 7470 | 7730 | 0    |
 | 006d.1d26.272d | bvi       | 00:00:01 | 7440 | 7712 | 0    |
 |________________|___________|__________|______|______|______|
r2#
r2#
here is the interface:
r2#
r2#
r2#show inter bvi1 full
r2#show inter bvi1 full
bvi1 is up (since 00:00:18, 1 changes)
 description:
 type is bridged, hwaddr=006d.1d26.272d, mtu=1500, bw=100mbps, vrf=v1
 ip4 address=1.1.1.2/24, netmask=255.255.255.0, ifcid=10011
 ip6 address=1234::2/16, netmask=ffff::, ifcid=10011
 received 87 packets (8346 bytes) dropped 0 packets (0 bytes)
 transmitted 78 packets (7712 bytes) promisc=false macsec=false
 |~~~~~~~|~~~~~~|~~~~~~~~~|~~~~~~|~~~~~~|~~~~~~~~~|~~~~~~|
 | time  | send | receive | drop | send | receive | drop |
 |-------|------|---------|------|------|---------|------|
 | 1sec  | 470  | 470     | 0    | 5    | 5       | 0    |
 | 1min  | 0    | 0       | 0    | 0    | 0       | 0    |
 | 1hour | 0    | 0       | 0    | 0    | 0       | 0    |
 |_______|______|_________|______|______|_________|______|
 |~~~~~~~~|~~~~~~~|~~~~~~~~~|~~~~|~~~~|~~~~~~|~~~~~~|~~~~~~|~~~~~~|
 | type   | value | handler | tx | rx | drop | tx   | rx   | drop |
 |--------|-------|---------|----|----|------|------|------|------|
 | ethtyp | 0800  | ip4     | 42 | 42 | 0    | 3948 | 3948 | 0    |
 | ethtyp | 0806  | arp4    | 3  | 6  | 0    | 90   | 216  | 0    |
 | ethtyp | 86dd  | ip6     | 33 | 39 | 0    | 3674 | 4182 | 0    |
 |________|_______|_________|____|____|______|______|______|______|
 |~~~~~~~|~~~~~~|~~~~~~|
 | proto | pack | byte |
 |-------|------|------|
 | 1     | 42   | 3948 |
 | 58    | 33   | 3674 |
 | 0     | 3    | 90   |
 |_______|______|______|
 |~~~~~~~~~~~~|~~~~|~~~~|~~~~~~|~~~~~~|~~~~~~|~~~~~~|
 | size       | tx | rx | drop | tx   | rx   | drop |
 |------------|----|----|------|------|------|------|
 | 0-255      | 78 | 87 | 0    | 7712 | 8346 | 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    |
 |____________|____|____|______|______|______|______|
 |~~~~~~~|~~~~~|~~~~~|~~~~~~|~~~~~~|~~~~~~|~~~~~~|
 | class | cos | exp | prec | cos  | exp  | prec |
 |-------|-----|-----|------|------|------|------|
 | 0     | 78  | 78  | 78   | 7712 | 7712 | 7712 |
 | 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    |
 |_______|_____|_____|______|______|______|______|
         34k|
         31k|    #
         27k|    #
         24k|    #
         20k|    #
         17k|    #
         13k|    #
         10k|    #
        6976|## ##  # ##    # #
        3488|## ## #####    ###
           0|## ## ##### #  ###
         bps|0---------10--------20--------30--------40--------50-------- seconds
           1|
           0|
           0|
           0|
           0|
           0|
           0|
           0|
           0|
           0|
           0|
         bps|0---------10--------20--------30--------40--------50-------- minutes
           1|
           0|
           0|
           0|
           0|
           0|
           0|
           0|
           0|
           0|
           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 |
 |----------------|---------|----------|--------|
 | 0031.736f.2a0f | 1.1.1.1 | 00:00:18 | false  |
 | 0016.431c.0f1d | 1.1.1.3 | 00:00:18 | false  |
 | 0000.0000.4444 | 1.1.1.4 | 00:00:18 | false  |
 |________________|_________|__________|________|
r2#
r2#
here are the neighbors:
r2#
r2#
r2#show ipv6 neigh bvi1
r2#show ipv6 neigh bvi1
 |~~~~~~~~~~~~~~~~|~~~~~~~~~~~~~~~~~~~~~~~~~~|~~~~~~~~~~|~~~~~~~~|~~~~~~~~|
 | mac            | address                  | time     | static | router |
 |----------------|--------------------------|----------|--------|--------|
 | 0031.736f.2a0f | 1234::1                  | 00:00:18 | false  | false  |
 | 0016.431c.0f1d | 1234::3                  | 00:00:18 | false  | false  |
 | 0000.0000.4444 | 1234::4                  | 00:00:18 | false  | false  |
 | 0000.0000.4444 | fe80::200:ff:fe00:4444   | 00:00:19 | false  | true   |
 | 0016.431c.0f1d | fe80::216:43ff:fe1c:f1d  | 00:00:19 | false  | true   |
 | 0031.736f.2a0f | fe80::231:73ff:fe6f:2a0f | 00:00:19 | false  | true   |
 |________________|__________________________|__________|________|________|
r2#
r2#