华三S5560交换机

我们有2台S5560交换机，有以下日志，有可能是什么问题导致的？

%Jul 10 19:22:26:514 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/15 changed to up. %Jul 10 19:22:26:541 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/16 changed to up. %Jul 10 19:22:26:542 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/16 changed to up. %Jul 10 19:23:14:905 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/15 changed to down. %Jul 10 19:23:14:905 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/15 changed to down. %Jul 10 19:23:14:916 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/16 changed to down. %Jul 10 19:23:14:916 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/16 changed to down. %Jul 10 19:23:17:789 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/15 changed to up. %Jul 10 19:23:17:789 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/15 changed to up. %Jul 10 19:23:17:795 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/16 changed to up. %Jul 10 19:23:17:795 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/16 changed to up. %Jul 10 19:23:21:052 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/15 changed to down. %Jul 10 19:23:21:054 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/15 changed to down. %Jul 10 19:23:21:137 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/16 changed to down. %Jul 10 19:23:21:137 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/16 changed to down. %Jul 10 19:23:23:840 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/15 changed to up. %Jul 10 19:23:23:841 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/15 changed to up. %Jul 10 19:23:23:864 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/16 changed to up. %Jul 10 19:23:23:864 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/16 changed to up. %Jul 10 19:26:12:754 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/16 changed to down. %Jul 10 19:26:12:755 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/16 changed to down. %Jul 10 19:26:13:025 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/15 changed to down. %Jul 10 19:26:13:026 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/15 changed to down. %Jul 10 19:26:15:527 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/16 changed to up. %Jul 10 19:26:15:537 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/16 changed to up. %Jul 10 19:26:15:810 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/15 changed to up. %Jul 10 19:26:15:811 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/15 changed to up. %Jul 10 19:49:28:475 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:49:28:480 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:49:28:486 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:49:28:486 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:49:31:043 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:49:31:050 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:49:31:070 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:49:31:070 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:49:34:251 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:49:34:251 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:49:34:260 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:49:34:261 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:49:37:060 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:49:37:061 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:49:37:081 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:49:37:082 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:51:15:510 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/29 changed to down. %Jul 10 19:51:15:513 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/29 changed to down. %Jul 10 19:51:15:520 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/30 changed to down. %Jul 10 19:51:15:520 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/30 changed to down. %Jul 10 19:51:18:385 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/29 changed to up. %Jul 10 19:51:18:386 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/29 changed to up. %Jul 10 19:51:18:424 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/30 changed to up. %Jul 10 19:51:18:424 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/30 changed to up. %Jul 10 19:52:28:796 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/30 changed to down. %Jul 10 19:52:28:799 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/30 changed to down. %Jul 10 19:52:29:108 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/29 changed to down. %Jul 10 19:52:29:108 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/29 changed to down. %Jul 10 19:52:31:957 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/30 changed to up. %Jul 10 19:52:31:958 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/30 changed to up. %Jul 10 19:52:32:238 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/29 changed to up. %Jul 10 19:52:32:239 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/29 changed to up. %Jul 10 19:52:50:127 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:52:50:127 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:52:50:296 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:52:50:296 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:52:52:759 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:52:52:759 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:52:52:784 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:52:52:784 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:53:04:824 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/30 changed to down. %Jul 10 19:53:04:825 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/30 changed to down. %Jul 10 19:53:08:002 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/29 changed to down. %Jul 10 19:53:08:002 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/29 changed to down. %Jul 10 19:53:08:017 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/30 changed to up. %Jul 10 19:53:08:017 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/30 changed to up. %Jul 10 19:53:11:106 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/29 changed to up. %Jul 10 19:53:11:107 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/29 changed to up. %Jul 10 19:53:17:469 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:53:17:472 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:53:17:481 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:53:17:481 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:53:20:324 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:53:20:328 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:53:20:355 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:53:20:356 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:53:24:161 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:53:24:163 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:53:24:173 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:53:24:174 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:53:27:146 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:53:27:146 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:53:27:166 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:53:27:170 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:53:56:972 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/29 changed to down. %Jul 10 19:53:56:972 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/29 changed to down. %Jul 10 19:53:57:012 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/30 changed to down. %Jul 10 19:53:57:012 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/30 changed to down. %Jul 10 19:53:59:970 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/30 changed to up. %Jul 10 19:53:59:978 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/30 changed to up. %Jul 10 19:54:00:250 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/29 changed to up. %Jul 10 19:54:00:260 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/29 changed to up. %Jul 10 19:56:15:298 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:56:15:299 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:56:15:309 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:56:15:309 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:56:17:852 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:56:17:853 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:56:17:877 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:56:17:878 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:56:33:277 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:56:33:278 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:56:33:289 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:56:33:289 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:56:35:871 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:56:35:874 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:56:36:201 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:56:36:202 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:56:39:001 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:56:39:001 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:56:39:016 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:56:39:016 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:56:41:819 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:56:41:820 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:56:41:844 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:56:41:844 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:59:29:679 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:59:29:679 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:59:30:042 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:59:30:042 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:59:32:533 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:59:32:534 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:59:32:550 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:59:32:550 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:59:50:664 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:59:50:667 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:59:50:676 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:59:50:676 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:59:53:135 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:59:53:136 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:59:53:163 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:59:53:163 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:59:57:121 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:59:57:121 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 19:59:57:166 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:59:57:166 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 19:59:59:462 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:59:59:468 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 19:59:59:768 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 19:59:59:768 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 20:02:53:193 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 20:02:53:195 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 20:02:53:202 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 20:02:53:204 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 20:02:55:887 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 20:02:55:888 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 20:02:55:908 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 20:02:55:908 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 20:39:00:975 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 20:39:00:975 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 20:39:00:988 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 20:39:00:988 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 20:39:03:642 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 20:39:03:643 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 20:39:03:669 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 20:39:03:670 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 20:39:07:585 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 20:39:07:586 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 20:39:07:600 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 20:39:07:600 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 20:39:10:213 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 20:39:10:219 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 20:39:10:248 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 20:39:10:248 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 20:41:59:289 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 20:41:59:293 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to down. %Jul 10 20:41:59:300 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 20:41:59:301 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to down. %Jul 10 20:42:02:138 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 20:42:02:138 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/17 changed to up. %Jul 10 20:42:02:153 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 20:42:02:153 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/18 changed to up. %Jul 10 20:44:58:427 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/5 changed to down. %Jul 10 20:44:58:428 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/5 changed to down. %Jul 10 20:44:58:440 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/6 changed to down. %Jul 10 20:44:58:440 2013 SHDC-SW-010 IFNET/5/LINK_UPDOWN: Line protocol state on the interface GigabitEthernet1/0/6 changed to down. %Jul 10 20:45:00:812 2013 SHDC-SW-010 IFNET/3/PHY_UPDOWN: Physical state on the interface GigabitEthernet1/0/5 changed to up.

这2台是机房交换机，没有做堆叠。接的是服务器集群。每台物理服务器是4网口的，4个网口做了team。交换机端口全部都是做了trunk，没有做链路聚合。服务器网线是2个网口接上面的交换机，2个网口接下面的交换机。（比如，一台服务器2个网口接上面交换机的15/16口，另外2个网口接下面交换机的15/16口）。

interface GigabitEthernet1/0/1 

 port link-mode bridge 

 port link-type trunk 

 port trunk permit vlan all 

# interface GigabitEthernet1/0/2 

 port link-mode bridge 

 port link-type trunk 

 port trunk permit vlan all