Feature Navigator

For information about platforms supported, and Cisco IOS software image support., search by Feature Name listed in Feature Information Table in www.cisco.com/go/cfn

Bug Search Tool Kit

For information about latest caveats and feature information, see Bug Search Tool

Cisco IOS commands

Cisco IOS Commands List, All Releases

Cisco IOS Voice commands

Cisco IOS Voice Command Reference

Cisco IOS Voice Configuration Library

For more information about Cisco IOS voice features, including feature documents, and troubleshooting information--at

http://www.cisco.com/c/en/us/td/docs/ios-xml/ios/voice/config_library/15-mt/cube-15-mt-library.html

Related Application Guides

Troubleshooting and Debugging guides

ITU-T G.711

—

To locate and download MIBs for selected platforms, Cisco IOS XE software releases, and feature sets, use Cisco MIB Locator found at the following URL:

http://www.cisco.com/go/mibs

RFC 1889

RTP: A Transport Protocol for Real-Time Applications

RFC 2131

Dynamic Host Configuration Protocol

RFC 2132

DHCP Options and BOOTP Vendor Extensions

RFC 2198

RTP Payload for Redundant Audio Data

RFC 2327

SDP: Session Description Protocol

RFC 2543

SIP: Session Initiation Protocol

RFC 2543-bis-04

SIP: Session Initiation Protocol, draft-ietf-sip-rfc2543bis-04.txt

RFC 2782

A DNS RR for Specifying the Location of Services (DNS SRV)

RFC 2806

URLs for Telephone Calls

RFC 2833

RTP Payload for DTMF Digits, Telephony Tones and Telephony Signals

RFC 3203

DHCP reconfigure extension

RFC 3261

SIP: Session Initiation Protocol

RFC 3262

Reliability of Provisional Responses in Session Initiation Protocol (SIP)

RFC 3264

An Offer/Answer Model with the Session Description Protocol (SDP)

RFC 3323

A Privacy Mechanism for the Session Initiation Protocol (SIP)

RFC 3325

Private Extensions to the Session Initiation Protocol (SIP) for Asserted Identity within Trusted Networks

RFC 3515

The Session Initiation Protocol (SIP) Refer Method

RFC 3361

Dynamic Host Configuration Protocol (DHCP-for-IPv4) Option for Session Initiation Protocol (SIP) Servers

RFC 3455

Private Header (P-Header) Extensions to the Session Initiation Protocol (SIP) for the 3rd-Generation Partnership Project (3GPP)

RFC 3608

Session Initiation Protocol (SIP) Extension Header Field for Service Route Discovery During Registration

RFC 3711

The Secure Real-time Transport Protocol (SRTP)

RFC 3925

Vendor-Identifying Vendor Options for Dynamic Host Configuration Protocol version 4 (DHCPv4)

The Cisco Support website provides extensive online resources, including documentation and tools for troubleshooting and resolving technical issues with Cisco products and technologies.

To receive security and technical information about your products, you can subscribe to various services, such as the Product Alert Tool (accessed from Field Notices), the Cisco Technical Services Newsletter, and Really Simple Syndication (RSS) Feeds.

Access to most tools on the Cisco Support website requires a Cisco.com user ID and password.

http://www.cisco.com/cisco/web/support/index.html