This soft copy for use by IBM employees only.
Table 9 (Page 2 of 2). | A Comparison of 8285 Ethernet LAN Switch Modules |
|
| ||||
|
|
|
|
|
|
|
|
Module |
| Feature |
| Maximum Number of Ports |
| ||
|
|
|
|
|
|
|
|
|
|
| 100BaseT | 100BaseF | ATM 155 | ||
|
|
|
|
|
|
|
|
| 5312 | 28 | 12 | 4 | 4 | 4 | |
Switch Module |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
4.9.1.1 ATM UFC I/O Feature
There are 2 ATM UFCs available, one ATM
ATM 155 Mbps UFC: The ATM Multimode Fiber UFC achieves the
•Supports a single ATM 155 Mbps multimode fiber interface with SC connectors.
•
•
Supports SONET
Supports both UNI 3.0 and UNI 3.1 in accordance with ATM Forum specifications.
•Supports switched virtual connections (SVCs) only and does not support permanent virtual connections (PVCs).
•Supports best effort (Unspecified QoS), variable bit rate (VBR), and continuous bit rate (CBR) connections in accordance with ATM Adaptation Layer 5
•Supports up to 3072 virtual channel connections (VCCs), requiring one VCC for each unique source/destination LEC pair.
•Supports up to eight emulated LANs (ELANs), each represented by a logical emulated LAN port (ELP), all sharing the same physical link to the ATM network. However, it is not possible to have two ELPs assigned to the same ELAN on a single ATM UFC.
•
•
Does not support the VPI field of the virtual path/channel identifier.
Supports up to eight LECs which are compatible with LES/LECS Version 1.0 implementations. Each LEC can be
•Supports full
•Supports the following management interfaces:
−LEC MIB (ATM Forum LEC Management Specification Version 1.0)
−AToM MIB (RFC 1695)
−Interface group of
The switch′s SNMP agent is accessible though any of the Ethernet or