На тестовом стенде проблема не подтвердилась:
Код:
DGS-3100# sh sw
Device Type : DGS-3100-48 Gigabit stackable L2 Managed Switch
MAC Address : 00:21:91:d1:07:87
IP Address : 10.90.90.90
VLAN Name : default
Subnet Mask : 255.0.0.0
Default Gateway : 0.0.0.0
Boot PROM Version : 1.0.1.05
Firmware Version : 3.60.37
Hardware Version : 01
Serial Number : F3E7187000073(unit 1)
System Name : DGS-3100
System Location :
System Contact :
System Up Time : 0 days 0 hours 2 mins 5 seconds
Spanning Tree : Disabled
GVRP : Disabled
IGMP Snooping : Disabled
TELNET : Enabled
WEB : Enabled (TCP 80)
DGS-3100# sh ports 47
Port Port Settings Connection Address
State Speed/Duplex/FlowCtrl Speed/Duplex/FlowCtrl Learning
--- ------- ------------------ ------------------ -------
1:47 Enabled Auto/Disabled 1000M/Full/Disabled Enabled
DGS-3100# sh log
Index Time Log Text
----- -------------------- ---------------------
1 01-Jan-2000 01:02:39 %SYSLOG-N-LOGGING: Logging started.
2 01-Jan-2000 01:02:39 %LINK-I-Up: 1:47
3 01-Jan-2000 01:02:37 %LINK-W-Down: 1:47
4 01-Jan-2000 01:02:29 %LINK-I-Up: 1:47
5 01-Jan-2000 01:02:29 %LINK-W-Down: 1:47
6 01-Jan-2000 01:02:28 %LINK-I-Up: 1:47
7 01-Jan-2000 01:02:28 %LINK-W-Down: 1:47
DGS-3100#
Вынимал кабель Rx и Tx и link сам автоматически поднимался.