Cabletron Systems pmn Manual De Usuario

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Chapter 1: 
 
Introduction
 
1-6
2M46-04R/2M46-04RDC User’s Guide
 
1.3.7
Switching
 
The 2M46-04R provides traditional switching (802.1D), IEEE 802.1Q 
switching, or SecureFast Switching (SFS) Virtual Network Services 
between all of the optional Fast Ethernet Interface Modules and High 
Speed Interface Modules (HSIMs). SFS and 802.1Q switching allow for 
migration to Virtual Network technologies without requiring the 
replacement of existing equipment.
 
1.3.8
Standards Compatibility 
 
The optional Fast Ethernet Interface Modules are fully compliant with the 
IEEE 802.3u standard.The 2M46-04R provides IEEE 802.1D Spanning 
Tree Algorithm (STA) support or DEC spanning tree support to enhance 
the overall reliability of the network and protect against “loop” 
conditions. The 2M46-04R supports a wide variety of industry standard 
MIBs including RFC 1213 (MIB II), RFC 1271 (RMON), RFC 1317 
(RS232 MIB), RFC 1493 (Bridge MIB), RFC 1573 (Evolution of MIB II 
Interfaces), and RFC 1354 (FIB MIB). A full suite of Cabletron Systems 
Enterprise MIBs provide a wide array of statistical information to 
enhance troubleshooting. 
 
1.3.9
Year 2000 Compliance
 
The 2M46-04R has an internal clock that can maintain the time and date 
beyond the year 1999.
 
1.3.10
LANVIEW Diagnostic LEDs
 
LANVIEW diagnostic LEDs serve as an important troubleshooting aid by 
providing an easy way to observe the status of individual ports and overall 
network operations. 
 provides details about the 2M46-04R 
LANVIEW LEDs.