防火墙RBM的track interface端口关闭后再打开无法恢复到UP状态

防火墙的RBM下配置了track interface，为什么端口关闭后再打开无法恢复到UP状态？

remote-backup group

track interface GigabitEthernet1/0/2

当track的物理接口断开后再开启，接口无法UP ，产生以下日志，

%Jan 21 11:26:48:265 2023 FW01 IFNET/3/PHY_UPDOWN: -COntext=1; Physical state on the interface GigabitEthernet1/0/2 changed to up. %Jan 21 11:26:48:265 2023 FW01 IFNET/5/LINK_UPDOWN: -COntext=1; Line protocol state on the interface GigabitEthernet1/0/2 changed to up. %Jan 21 11:26:48:269 2023 FW01 LLDP/6/LLDP_CREATE_NEIGHBOR: -COntext=1; Nearest bridge agent neighbor created on port GigabitEthernet1/0/2 (IfIndex 3), neighbor's chassis ID is a6bf-3603-0300, port ID is GigabitEthernet0/0. %Jan 21 11:26:48:278 2023 FW01 IFNET/3/PHY_UPDOWN: -COntext=1; Physical state on the interface GigabitEthernet1/0/2 changed to down. %Jan 21 11:26:48:281 2023 FW01 IFNET/5/LINK_UPDOWN: -COntext=1; Line protocol state on the interface GigabitEthernet1/0/2 changed to down. 

删除track interface GigabitEthernet1/0/2后，接口能够恢复到UP的状态

RBM_P[FW01-remote-backup-group]undo track interface GigabitEthernet1/0/2 %Jan 21 11:35:38:577 2023 FW01 LLDP/6/LLDP_CREATE_NEIGHBOR: -COntext=1; Nearest bridge agent neighbor created on port GigabitEthernet1/0/2 (IfIndex 3), neighbor's chassis ID is a6bf-3603-0300, port ID is GigabitEthernet0/0. RBM_P[FW01-remote-backup-group]%Jan 21 11:35:38:592 2023 FW01 IFNET/3/PHY_UPDOWN: -COntext=1; Physical state on the interface GigabitEthernet1/0/2 changed to up. %Jan 21 11:35:38:595 2023 FW01 IFNET/5/LINK_UPDOWN: -COntext=1; Line protocol state on the interface GigabitEthernet1/0/2 changed to up.