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Catalyst 2960 and 2960-S Switch Software Configuration Guide
OL-8603-09
Chapter 1 Overview
Default Settings After Initial Switch Configuration
• IEEE 802.1x is disabled. For more information, see Chapter 10, “Configuring IEEE 802.1x
Port-Based Authentication.”
• Port parameters
–
Interface speed and duplex mode is autonegotiate. For more information, see Chapter 12,
“Configuring Interface Characteristics.”
–
Auto-MDIX is enabled. For more information, see Chapter 12, “Configuring Interface
Characteristics.”
–
Flow control is off. For more information, see Chapter 12, “Configuring Interface
Characteristics.”
–
PoE is autonegotiate. For more information, see Chapter 12, “Configuring Interface
Characteristics.”
• VLANs
–
Default VLAN is VLAN 1. For more information, see Chapter 13, “Configuring VLANs.”
–
VLAN trunking setting is dynamic auto (DTP). For more information, see Chapter 13,
“Configuring VLANs.”
–
Trunk encapsulation is negotiate. For more information, see Chapter 13, “Configuring VLANs.”
–
VTP mode is server. For more information, see Chapter 14, “Configuring VTP.”
–
VTP version is Version 1. For more information, see Chapter 14, “Configuring VTP.”
–
Voice VLAN is disabled. For more information, see Chapter 15, “Configuring Voice VLAN.”
• STP, PVST+ is enabled on VLAN 1. For more information, see Chapter 16, “Configuring STP.”
• MSTP is disabled. For more information, see Chapter 17, “Configuring MSTP.”
• Optional spanning-tree features are disabled. For more information, see Chapter 18, “Configuring
Optional Spanning-Tree Features.”
• Flex Links are not configured. For more information, see Chapter 19, “Configuring Flex Links and
the MAC Address-Table Move Update Feature.”
Note To use Flex Links, the switch must be running the LAN Base image.
• DHCP snooping is disabled. The DHCP snooping information option is enabled. For more
information, see Chapter 20, “Configuring DHCP Features and IP Source Guard Features.”
• IP source guard is disabled. For more information, see Chapter 20, “Configuring DHCP Features
and IP Source Guard Features.”
• DHCP server port-based address allocation is disabled. For more information, see Chapter 20,
“Configuring DHCP Features and IP Source Guard Features.”
• Dynamic ARP inspection is disabled on all VLANs. For more information, see Chapter 21,
“Configuring Dynamic ARP Inspection.”
• IGMP snooping is enabled. No IGMP filters are applied. For more information, see Chapter 22,
“Configuring IGMP Snooping and MVR.”
• IGMP throttling setting is deny. For more information, see Chapter 22, “Configuring IGMP
Snooping and MVR.”
• The IGMP snooping querier feature is disabled. For more information, see Chapter 22, “Configuring
IGMP Snooping and MVR.”