Cisco Catalyst 2960系列交換器(LAN Base & LAN Lite) Q & A

標題：Cisco Catalyst 2960系列交換器(LAN Base & LAN Lite) Q & A

Q1: 請問2960可以透過IOS軟體升級或降級達到功能的新增或減少嗎? A1: No，2960 不支援軟體相互更新 Q2: 請問2960 LAN Base 與 LAN Lite 主要的差異在哪裡? A2: 重點的主要差異如下: ‧ Gigabit Ethernet connectivity in 8, 24, and 48 port configurations ‧ RPS support and support for a wide range of SFP transceivers ‧ Enhanced security through Layer 2-4 access control lists (ACLs), DHCP Snooping, and more    extensive Network Admission Control  capabilities such as Web authentication and 802.1x   enhancements ‧ Additional QoS capabilities: The LAN Base IOS supports policing, class and policy maps,    differentiated services code point (DSCP), AutoQoS, and configurable queue weights, buffers,     and thresholds ‧ Higher network-level availability with features such as Flex Links and Link State Tracking ‧ Increased number of VLANs (256) and other enhancements such as IPv6 Host, MLD    Snooping, LLDP-MED, RSPAN, MVR, DHCP Option 82, and IP SLA (responder) Q3: 請問哪些是2960 LAN Base 與 LAN Lite相同功能? A3: 相同點如下: ‧ Scalable and secure network management: Secure Shell (SSH), Secure Sockets Layer (SSL),     Secure Copy Protocol (SCP), and SNMPv3 crypto ‧ Network management tool support by CiscoWorks, Cisco Network Assistant, and Catalyst     Device Manager ‧ Baseline Network Admission Control and 802.1x MAC Auth Bypass and Protected Port ‧ Voice VLAN and voice-aware port security, BPDU Guard, and Root Guard ‧ Standard QoS with Class of Service (CoS) marking, Shaped Round Robin, Weighted Tail Drop,      and Strict Priority scheduling ‧ Link aggregation using Port Aggregation Protocol (PAgP) and 802.3ad LACP ‧ Complete Spanning Tree Protocol support via 802.1s, 802.1w, and PVST+ ‧ VLAN Trunking Protocol (VTP), Cisco Discovery Protocol v2, and LLDP ‧ Multicast support in hardware with IGMP Snooping, Filtering, and Querier ‧ Troubleshooting and monitoring tools such as TDR, SPAN, and UDLD