Skill

Intercluster Lookup Service (ILS)

July 2024 with Lalo Nunez

Join Lalo Nunez as we learn how to share directory information across CUCM clusters and make sure call routing happens seamlessly across them. We'll be exploring the Intercluster Lookup Service (ILS) and using it to create trunks, patterns and manage calls.

Recommended Experience

Experience using CUCM
Understanding of SIP protocols
Basic networking knowledge

Related certifications

CCNP Collaboration

Related Job Functions

Unified communications engineer
VoIP network engineer
Collaboration systems engineer

James got his start in IT by becoming the de facto IT professional for a nonprofit organization — and the rest was history. He has over three decades of IT experience.

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Skill Outline

1. Introduction (1:05)
2. ILS Initial Configuration (15:30)
3. Create our SIP Trunks between clusters (11:16)
4. Create SIP Route Patterns (10:49)
5. Advertising Patterns and Numbers using ILS (9:17)

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