shape tun ?
>A: (DY) 4000.interface Tunnel1ip address xxx.xxx.xxx.xxx 255.255.255.252tunnel source aaa.aaa.aaa.aaatunnel destination bbb.bbb.bbb.bbb ! interface Ethernet0ip address aaa.aaa.aaa.aaa 255.255.255.224 secondarytraffic-shape group 122 32000 8000 8000 1000 ! no access-list 122 access-list 122 permit ip host aaa.aaa.aaa.aaa host bbb.bbb.bbb.bbb access-list 122 deny ip any anyP.S.