2960s 交换机4台做了堆叠，这段时间不定时自动重启。
请指点一下，该从那方面去检查排错。
谢谢！
Version 12.2(58)SE1
------ ----- ----- ---------- ----------
* 1 52 WS-C2960S-48TD-L 12.2(58)SE1 C2960S-UNIVERSALK9-M
2 52 WS-C2960S-48TD-L 12.2(58)SE1 C2960S-UNIVERSALK9-M
3 52 WS-C2960S-48TS-L 12.2(58)SE1 C2960S-UNIVERSALK9-M
4 52 WS-C2960S-48LPS-L 12.2(58)SE1 C2960S-UNIVERSALK9-M
Switch# Port 1 Port 2 Port 1 Port 2
--------------------------------------------------------
1 Ok Ok 3 2
2 Ok Ok 4 1
3 Ok Ok 4 1
4 Ok Ok 3 2
