here is the interface:
r1#
r1#
r1#show inter tun1 full
r1#show inter tun1 full
tunnel1 is up (since 00:00:01, 1 changes)
 description:
 type is gre, hwaddr=none, mtu=1476, bw=100mbps, vrf=v1
 ip4 address=2.2.2.1/24, netmask=255.255.255.0, ifcid=10012
 ip6 address=4321::1/16, netmask=ffff::, ifcid=10012
 received 20 packets (2080 bytes) dropped 0 packets (0 bytes)
 transmitted 22 packets (2244 bytes) promisc=false
 |~~~~~~~|~~~~~~|~~~~~~~~~|~~~~~~|~~~~~~|~~~~~~~~~|~~~~~~|
 | time  | send | receive | drop | send | receive | drop |
 |-------|------|---------|------|------|---------|------|
 | 1sec  | 634  | 470     | 0    | 7    | 5       | 0    |
 | 1min  | 0    | 0       | 0    | 0    | 0       | 0    |
 | 1hour | 0    | 0       | 0    | 0    | 0       | 0    |
 |_______|______|_________|______|______|_________|______|
 |~~~~~~~~|~~~~~~~|~~~~~~~~~|~~~~~~|~~~~~~|~~~~~~|
 | type   | value | handler | tx   | rx   | drop |
 |--------|-------|---------|------|------|------|
 | ethtyp | 0800  | ip4     | 940  | 940  | 0    |
 | ethtyp | 86dd  | ip6     | 1304 | 1140 | 0    |
 |________|_______|_________|______|______|______|
        8832|
        7948|#
        7065|#
        6182|#
        5299|#
        4416|#
        3532|#
        2649|#
        1766|#
         883|#
           0|#
         bps|0---------10--------20--------30--------40--------50-------- seconds
          12|
          10|#
           9|#
           8|#
           7|#
           6|#
           4|#
           3|#
           2|#
           1|#
           0|#
         pps|0---------10--------20--------30--------40--------50-------- seconds
r1#
r1#