Cisco CATALYST 2960

1-18
Catalyst 2960 and 2960-S Switches Software Configuration Guide, Release 15.0(1)SE
OL-26520-01
Chapter 1 Overview
Default Settings After Initial Switch Configuration
• 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 and IP Source Guard Features.”
• IP source guard is disabled. For more information, see Chapter 20, “Configuring DHCP and IP
Source Guard Features.”
• DHCP server port-based address allocation is disabled. For more information, see Chapter 20,
“Configuring DHCP and IP Source Guard Features.”
• Dynamic ARP inspection is disabled on all VLANs. For more information, see Chapter 22,
“Configuring Dynamic ARP Inspection.”
• IGMP snooping is enabled. No IGMP filters are applied. For more information, see Chapter 21,
“Configuring IGMP Snooping and MVR.”
• IGMP throttling setting is deny. For more information, see Chapter 21, “Configuring IGMP
Snooping and MVR.”
• The IGMP snooping querier feature is disabled. For more information, see Chapter 21, “Configuring
IGMP Snooping and MVR.”
• MVR is disabled. For more information, see Chapter 21, “Configuring IGMP Snooping and MVR.”
Note To use MVR, the switch must be running the LAN Base image.
• Port-based traffic
– Broadcast, multicast, and unicast storm control is disabled. For more information, see
Chapter 23, “Configuring Port-Based Traffic Control.”
– No protected ports are defined. For more information, see Chapter 23, “Configuring Port-Based
Traffic Control.”
– Unicast and multicast traffic flooding is not blocked. For more information, see Chapter 23,
“Configuring Port-Based Traffic Control.”