Lenovo ThinkSystem NE2552E, Application Manual

Page: 21 / 574

© Copyright Lenovo 2018 Preface
21
What You’ll Find in This Guide
This guide will help you plan, implement, and administer Lenovo ENOS software.
Where possible, each section provides feature overviews, usage examples, and
configuration instructions. The following material is included:
Part 1: Getting Started
This material is intended to help those new to Lenovo ENOS products with the
basics of switch management. This part includes the following chapters:
 Chapter 1, “Switch Administration,” describes how to access the NE2552E in
order to configure the switch and view switch information and statistics. This
chapter discusses a variety of manual administration interfaces, including local
management via the switch console, and remote administration via Telnet, a
web browser or via SNMP.
 Chapter 2, “Initial Setup,” describes how to use the built ‐ in Setup utility to
perform first ‐ time configuration of the switch.
 Chapter 3, “Switch Software Management,” describes how to update the N/OS
software operating on the switch.
Part 2: Securing the Switch
 Chapter 4, “Securing Administration,” describes methods for changing the
default switch passwords, using Secure Shell and Secure Copy for
administration connections, configuring end ‐ user access control, and placing
the switch in protected mode.
 Chapter 5, “Authentication & Authorization Protocols,” describes different
secure administration for remote administrators. This includes using Remote
Authentication Dial ‐ in User Service (RADIUS), as well as and LDAP.
 Chapter 6, “802.1X Port ‐ Based Network Access Control,” describes how to
authenticate devices attached to a LAN port that has point ‐ to ‐ point connection
characteristics. This feature prevents access to ports that fail authentication and
authorization and provides security to ports of the NE2552E that connect to
blade servers.
 Chapter 7, “Access Control Lists,” describes how to use filters to permit or deny
specific types of traffic, based on a variety of source, destination, and packet
attributes.
Part 3: Switch Basics
 Chapter 8, “VLANs,” describes how to configure Virtual Local Area Networks
(VLANs) for creating separate network segments, including how to use VLAN
tagging for devices that use multiple VLANs. This chapter also describes
Protocol ‐ based VLANs, and Private VLANs.
 Chapter 9, “Ports and Link Aggregation (LAG),” describes how to group
multiple physical ports together to aggregate the bandwidth between
large ‐ scale network devices.