2台H3C S7506E-S 配置IRF之后日志报错心跳超时IRF接口down

交换机日志报错如下：

%Dec 18 02:10:58:198 2019 HFYT_AH02_S7506E_A STM/2/STM_LINK_STATUS_TIMEOUT: -Chassis=2-Slot=0; IRF port 1 is down because heartbeat timed out. 

%Dec 18 02:10:58:219 2019 HFYT_AH02_S7506E_A STM/3/STM_LINK_STATUS_DOWN: -Chassis=2-Slot=0; IRF port 1 is down. 

%Dec 18 02:10:58:241 2019 HFYT_AH02_S7506E_A STM/2/STM_LINK_STATUS_TIMEOUT: IRF port 2 is down because heartbeat timed out. 

%Dec 18 02:10:58:252 2019 HFYT_AH02_S7506E_A STM/3/STM_LINK_STATUS_DOWN: IRF port 2 is down. 

%Dec 18 02:10:58:263 2019 HFYT_AH02_S7506E_A STM/6/STM_LINK_STATUS_UP: IRF port 2 is up. 

%Dec 18 02:10:59:040 2019 HFYT_AH02_S7506E_A STM/6/STM_LINK_STATUS_UP: -Chassis=2-Slot=0; IRF port 1 is up. 

%Dec 18 02:11:14:157 2019 HFYT_AH02_S7506E_A STM/2/STM_LINK_STATUS_TIMEOUT: IRF port 2 is down because heartbeat timed out. %Dec 18 02:11:14:173 2019 HFYT_AH02_S7506E_A STM/3/STM_LINK_STATUS_DOWN: IRF port 2 is down. 

%Dec 18 02:11:14:349 2019 HFYT_AH02_S7506E_A STM/2/STM_LINK_STATUS_TIMEOUT: -Chassis=2-Slot=0; IRF port 1 is down because heartbeat timed out. 

%Dec 18 02:11:14:375 2019 HFYT_AH02_S7506E_A STM/3/STM_LINK_STATUS_DOWN: -Chassis=2-Slot=0; IRF port 1 is down.

%Dec 18 02:11:14:403 2019 HFYT_AH02_S7506E_A STM/6/STM_LINK_STATUS_UP: -Chassis=2-Slot=0; IRF port 1 is up. 

%Dec 18 02:11:15:110 2019 HFYT_AH02_S7506E_A STM/6/STM_LINK_STATUS_UP: IRF port 2 is up.

交换机IRF状态正常，但是如果拔掉其中一条IRF电缆，会出现IRF分裂问题，并且bfd会话一直down的状态

交换机版本信息如下

H3C Comware Platform Software Comware Software, Version 5.20, Release 6708P03 Copyright (c) 2004-2013 Hangzhou H3C Tech. Co., Ltd. All rights reserved. H3C S7506E-S uptime is 0 week, 0 day, 0 hour, 33 minutes

以下是irf配置及bfd配置

 irf mac-address persistent always 

 irf auto-update enable undo 

irf link-delay irf member 1 priority 20 

 irf member 1 description s7506E-main 

 irf member 2 description s7506E-backup

irf-port 1/1 

 port group interface Ten-GigabitEthernet1/5/0/1 mode normal 

# irf-port 1/2 

 port group interface Ten-GigabitEthernet1/5/0/2 mode normal 

# irf-port 2/1

 port group interface Ten-GigabitEthernet2/5/0/2 mode normal 

# irf-port 2/2 

 port group interface Ten-GigabitEthernet2/5/0/1 mode normal

interface Vlan-interface1000 

 description IRF-BFD-MAD mad bfd enable 

 mad ip address 192.168.100.1 255.255.255.0 member 1 

 mad ip address 192.168.100.2 255.255.255.0 member 2