DTSIP – SIP Trunk Operations (DTSIP)

After this course, students will be able to:

• Examine and understand the purpose of SIP requests, responses, and SDP Configure SIP trunks and SIP Profiles on Cisco Unified Communication Manager (CUCM).
• Configure SIP call routing on Cisco SIP Proxy (CUSP).
• Configure URI Call routing on both CUCM and Session Border Controllers (CUBEs).
• Configure SIP CUBEs using a variety of features, including translation-profiles, patterns-maps, server groups, provision policies.
• Gather SIP traces from servers, CUBEs, routers, phones, endpoints.
• Diagnose and resolve SIP call routing issues, including one way audio, misconfiguration, and many other commonly encountered real world issues.
• Configure and troubleshoot SIP throughout their collaboration enterprise.

Module 1: Examining SIP Call Signaling and Codecs

• Describe SIP call signaling, voice and video codecs, RTP and RTCP.
• Describe the Call Setup and Teardown Process
• Describe SIP Call Signaling for Call Setup and Teardown
• Explore Media Streams at the Application Layer
• Compare Audio Codecs
• Compare Video Codecs

Module 2: Analyzing and Troubleshooting SIP Signaling

• Analyze and troubleshoot SIP and media protocols
• Examine characteristics and features of SIP
• SIP Trunking Considerations
• SIP Troubleshooting Tools
• Configuring SIP Traces using RTMT
• Using Wireshark and TranslatorX to read SIP debugs and traces
• Using Cisco Support Tools like CUBE DNA and Collaboration Analyzer to troubleshoot SIP calls

Module 3: Deploying CUCM SIP Trunks

• Examining CUCM SIP trunk features and capabilities
• Configuring SIP trunks to provide call routing
• Examining CUCM SIP trunk settings and understanding their purpose
• Examining CUCM SIP Profile settings and understanding their purpose

Module 4: Configuring Cisco SIP Proxy

• Examining and configuring SIP Proxy to route calls
• Examining SIP Proxy Call Processing
• Configuring SIP Proxy to manage enterprise calls

Module 5 Implementing SIP URI

• Call on CUCM Implementing URI calling in CUCM for calls within a cluster and between clusters
• Provide an overview of URI call routing in CUCM
• Describe Directory URIs in CUCM
• Describe the URI call routing process in CUCM
• Describe how CUCM routes SIP URI calls to other call control systems using SIP route patterns and SIP trunks
• Describe what needs to be considered when implementing URI call routing in CUCM

Module 6 Deploying ILS and GDPR

• Describe how to implement ILS between CUCM clusters and enable GDPR This lesson
• Describe global dial plan issues
• Describe the characteristics of ILS and its services
• Describe the components of GDPR and their interaction
• Describe how calls are routed using GDPR
• Describe how to implement PSTN backup for intercluster calls when using GDPR

Module 7 Deploying Cisco SIP Voice Gateways

• Describe the function, purpose, and configuration of the Cisco SIP ISR gateway
• Describe Cisco Voice Gateways
• Describe SIP gateways
• Describe Call Legs and Dial Peers
• Describe Digital Signaling Processors
• Explore the DSP Calculator

Module 8: Configuring Session Border Controllers (CUBEs)

• Configure and troubleshoot Cisco Unified Border Element (CUBE)
• Describe the Cisco Unified Border Element
• Describe the call-routing logic in CUBE for numeric and URI calls
• Understand the advanced options for CUBE
• Describe how to manipulate SIP header and SDP elements in CUBE using SIP profiles
• Understand CUBE signaling and media bindings

Module 9: Configuring Additional SIP CUBE Settings

• Describe how to implement digit manipulation, Early Offer, and OPTIONS on a Cisco SIP CUBE
• Configure Voice translation profiles on CUBE
• Configure SIP Early offer on the CUBE
• Configure MTP on SIP Trunk to support early offer
• Configure SIP OPTIONS keepalives on CUBE

Module 10: Configuring CUBE based URI Call Routing

• Configuring inbound URL dial-peer matching
• Configuring outbound URL dial-peer matching
• Configuring SIP Calling and Connected Party Info
• Configuring Provisioning Policies
• Normalizing SIP Messages

Module 11: Configuring the Summary Lab

• Configuring SIP trunks, CUBE, dial plan, and a variety of other settings students learned during the class
• There is a list of requirements that students will fulfill and SIP related problems that students will solve
• This lab helps students solidify concepts and demonstrates their proficiency in building SIP deployments

To fully benefit from this course, students should have the following prerequisite skills and knowledge:

• CCNA Voice or equivalent knowledge or,
• Knowledge gained from attending prerequisite courses: VFCC or ACUCM w/AUC

This course is intended for students who have general knowledge about:

• Cisco Unified Communications Manager
• Professionals with CCNA Voice and/or CCNP Voice Certification
• Customers that need to better understand the SIP protocol