Technical Assistance
LinkDescription
http://www.cisco.com/support
TheCisco Support website provides extensive online
resources,including documentation and toolsfor
troubleshootingand resolvingtechnical issues with
Ciscoproducts and technologies.
Toreceive security and technical information about
yourproducts, you can subscribe to various services,
suchas theProduct AlertTool (accessed from Field
Notices),the Cisco Technical Services Newsletter,
andReally Simple Syndication(RSS) Feeds.
Accessto most tools on the Cisco Support website
requiresa Cisco.com user ID and password.
Feature History and Information for Tunneling
ModificationRelease
Thisfeature was introduced.CiscoIOS 15.0(2)EX1
Catalyst 2960-XR Switch VLAN Configuration Guide, Cisco IOS Release 15.0(2)EX1
148 OL-29440-01
Configuring IEEE 802.1Q and Layer 2 Protocol Tunneling
Feature History and Information for Tunneling