SIP Trunk Operations (SIPTO)

Course Overview

SIP Trunk Operations (SIPTO) is a 5-day instructor led course that is intended for Cisco collaboration administrators who need to understand the features and functionality of the SIP protocol, as implemented in Cisco’s Collaboration deployments.

5 days
  • 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 What is SIP

    • User Agents
    • SIP Request and Responses
    • Session Description Protocol (SDP)
    • Early Offer
    • Early Media
    • Configuring Media Termination Points and Transcoders

    Module 2: Examining How to Read SIP Requests and Responses Headers

    • Examining the headers that comprise all SIP requests and responses
    • Examining headers in INVITE
    • Examining headers in 1xx responses
    • Examining headers on 2xx Success response
    • Examining headers is SIP error responses

    Module 3: Configuring SIP Trunks

    • 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 URI Dialing on CUCM

    • Configuring ILS
    • Configuring GDPR
    • Using SME to aggregate an ILS deployment
    • Examining numerical URI call routing vs non numerical URI call routing
    • Configuring SIP Route Patterns
    • Modifying SIP URI Enterprise Parameters

    Module 5: Configuring Cisco SIP Proxy

    • Examining SIP Proxy Call Processing
    • Configuring SIP Proxy to manage enterprise calls

    Module 6: Configuring Session Border Controllers (CUBEs) Call Routing

    • Examining PSTN connectivity: past and present
    • Understanding inbound and outbound dial peer call logic
    • Simplifying CUBE Configuration with E.164 Pattern Maps
    • Simplifying CUBE Configuration with Server Groups
    • Configuring CUBE Translation Profiles
    • Configuring Dial Peer Groups

    Module 7: 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
    • Matching inbound dial peers for outbound dial peer selection

    Module 8: Troubleshooting SIP using Traces and Debug

    • Configuring SIP Traces using RTMT
    • Using Wireshark AND TranslatorX to read SIP debugs and traces
    • Configuring Traffic Export to capture SIP traffic on any IOS router
    • Using Cisco Support Tools like CUBE DNA and Collaboration Analyzer to troubleshoot SIP calls

    Module 9: Configuring Additional SIP Settings

    • Configuring SIP Early offer on the CUBE
    • Configuring MTP on SIP Trunk to support early offer
    • Configuring SIP OPTIONS keepalives on CUBE
    • Configuring Call Admission Control
    • Configuring SIP Error Codes

    Module 10 : Configuring SIP Normalization

    • Configuring SIP Normalization script using LUA on CUCM
    • Modifying, Adding, Removing SIP Request and Responses using SIP profiles on CUBE

    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 with 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