IBM 8275, Руководство пользователя

Страница: 17 / 110

– IBM Nways Manager for NT (V2.0 or later)
– IBM Nways Manager for HP-UX (V2.0 or later)
– IBM Nways Manager for AIX (V2.0 or later)
Security
User access security can be implemented using the following functions of the
8275-416 :
v
User Accounts: The 8275-416 supports up to six accounts (one user with
Read/Write status and five with Read Only status) for terminal interface and Web
access. Access to the 8275-416 configuration panels is password protected. Only
one user name with Read/Write status is allowed to be configured, which
prevents potential conflicts in configuration changes. The default Read/Write user
name is:
admin , and the default password is blanks (no password). If you lose
the password, contact your IBM service representative.
v
SNMP read/write protection based on community name.
Reliability and Serviceability
The 8275-416 :
v
Provides a comprehensive Power-On Self Test (POST) that ensures that all of its
components are functioning correctly.
v
Controls a seven-segment LED that allows you to follow the boot sequence.
v
Allows you to download software upgrades using any of the management
methods.
v
Allows you to implement parallel paths for network traffic through the use of
Spanning Tree Protocol (STP) which provides a level of fault tolerance and
ensures that:
– Redundant paths are disabled when the main paths are operational
– Redundant paths are enabled if the main paths fail
v
Allows you to configure a port to “see” traffic going into and out of another port
on the 8275-416 (Port Mirroring).
v
Provides statistics for all ports.
Performance
High performance, Layer 2 switching for the 8275-416 consists of:
v
Switching for up to 32 ports
v
Supporting up to 12 000 end stations
v
Processing 64-bytes packets at the following rates:
– 14 880 packets per second to 10 Mbps ports.
– 148 800 packets per second to 100 Mbps ports
v
Detecting broadcast storms and preventing them from impacting the network
(Broadcast Storm Control).
Year 2000 (Y2K)
The 8275-416 is Y2K ready.
Chapter 1. Introduction
3