Cabletron Systems STHI 사용자 설명서

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Operating Specifications
Page 2-5
2.2.3
Supported MIB Groups
The STHI provides access to the following Management Information Base 
groups and their respective functionality:
Standard MIBs
1
MIB-2 (RFC 1231)
Cabletron Enterprise MIBs
2
Download
MIB-II Extensions
Token Ring FNB (Flexible Network Bus)
DOT 5 Physical & Logical
Token Ring Station Assignment
Device
PIC MIB (Product Information Chip MIB)
Chassis MIB
2.2.4
Ring Speed
The operating ring speed for the STHI may be set via the Ring Speed 
Switch on the front face of the STHI or by MIB commands via the SNMP 
Tool screen in Local Management.
The STHI hub’s Ring Speed switch setting is read only at power-up. In 
order to change the ring speed via the Ring Speed switch, the user must 
first change the switch setting and then reset the STHI (see Section 4.3, The 
Reset Button
MIB commands override the Ring Speed switch setting. Once the switch 
setting has been overridden, the MIB command ring speed setting will 
remain in effect at all subsequent power-ups as long as the switch setting 
is not changed. MIB commands are accessible through the MIB Navigator 
screen on the intelligent hub’s Local Management application and 
through other SNMP network management software packages including 
Cabletron Systems’ Remote LANVIEW
®
/Windows.
The user may cancel the MIB override and regain switch control over the 
STHI hub’s ring speed by changing the current switch position and 
resetting the STH by the reset button.