H3C S5120 V5版本怎么查mac漂移

现有H3C交换机型号：H3C S5120-52P-SI  （Comware Software, Version 5.20, Release 1519P02 ），网络中存在环路的情况，相通过命令查询MAC地址的飘移情况，试过命令：display mac-address mac-move 交换机不支持；

另外网上查询使用en_diag 和 probe  命令不能进入诊断模式；

但是_h命令可以进入诊断模式，却不能使用debug l2 1 0 mac/move_rec/show 命令，不知道有没有其它办法？

[SQh3c-100]_h 

Now you enter a hidden command view for developer's testing, some commands may affect operation by wrong use, please carefully use it with our engineer's direction. 

[SQh3c-100-hidecmd]? 

Hidecmd view commands: 

 _clear set register 

 _debugging Specify the slot number 

 _delete del debugging action 

 _device Reset device information 

 _display Display current system information 

 _fib Specify FIB configuration information 

 _ip-check-source IP 

 _me-prl M-Ethernet packet rate limit 

 _memory Memory operations 

 _reset Reset operation 

 _set Set command or parameter 

 _temperature-limit 

 _Set temperature limit 

 _terminal Settings of terminal 

 _test Test trap send 

 _write Write register 

 arp ARP module 

 attrib Change file attributes 

 cluster-web Cluster function for web require 

 debug Debug PoE module 

 debugging Enable system debugging functions 

 dhcp Specify DHCP(Dynamic Host Configuration Protocol) service 

 display Display current system information 

 drv set the drv func 

 en_equipment Enter the function test mode 

 fib6-tunning Tune FIB6 refresh parameters : ena/disa fast download, configure download freq, and download size 

 ifdiag Display current system information 

 ipcdiag Interprocess communication diagnosis 

 ipv6 ipv6 redirect functionality link-aggregation Specify

 link aggregation group configuration information 

 local Command which make debugging process convenient 

 logfile Specify log file configuration 

 mac-address MAC address information 

 memory-control Size of memory SLICE:[32|64|128|256|512|1024|2048|4096] RAW:[10000] 

 memory-trace Specify memory trace 

 memset Specify value of memory 

 multicast Multicast information 

 multicast-snooping Configure multicast snooping characteristic 

 oam OAM protocol 

 offline_full_test Offline Test 

 ping Ping function 

 poe Power over ethernet 

 quit Exit from current command view 

 radius Specify RADIUS configuration information 

 reset Reset operation 

 resume Resume system task 

 return Exit to User View 

 rpcbroadcastsend Test: test PRC broadcast performance 

 rpcsend Test: test PRC performance 

 save Save current configuration 

 set Specify system information 

 suspend Suspend system task 

 tracert Trace route function 

 undo Cancel current setting 

 web Web configuration 

[SQh3c-100-hidecmd]