H3C S10504 dis irf topology出现的TIMEOUT是否正常?

设备版本信息:

<R01S10504>dis version

H3C Comware Platform Software

Comware Software, Version 5.20, Release 1201P01

IRF配置信息:

<R01S10504>dis curr

...

irf-port 1/1

 port group interface Ten-GigabitEthernet1/2/0/31 mode normal

#

irf-port 1/2

 port group interface Ten-GigabitEthernet1/2/0/32 mode normal

#

irf-port 2/1

 port group interface Ten-GigabitEthernet2/2/0/32 mode normal

#

irf-port 2/2

 port group interface Ten-GigabitEthernet2/2/0/31 mode normal

#

...

IRF接口状态:

<R01S10504>dis int t 1/2/0/31 | i UP

 Ten-GigabitEthernet1/2/0/31 current state: UP

<R01S10504>dis int t 1/2/0/32 | i UP

 Ten-GigabitEthernet1/2/0/32 current state: UP

<R01S10504>dis int t 2/2/0/32 | i UP

 Ten-GigabitEthernet2/2/0/32 current state: UP

<R01S10504>dis int t 2/2/0/31 | i UP

 Ten-GigabitEthernet2/2/0/31 current state: UP

IRF config:

<R01S10504>dis irf config

 MemberID NewID    IRF-Port1                     IRF-Port2

  1       1        Ten-GigabitEthernet1/2/0/31   Ten-GigabitEthernet1/2/0/32

  2       2        Ten-GigabitEthernet2/2/0/32   Ten-GigabitEthernet2/2/0/31

IRF topology:

<R01S10504>dis irf topology

                           Topology Info

 -------------------------------------------------------------------------

               IRF-Port1                IRF-Port2

 MemberID    Link       neighbor      Link       neighbor    Belong To

 2           TIMEOUT    --            UP         1           00e0-fc0a-15e0

 1           UP         2             TIMEOUT    --          00e0-fc0a-15e0

想咨询一下此处的TIMEOUT是何意思？代表这IRF接口状态正常？还是这IRF接口状态异常？