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CCNP Wireless (642-742 IUWVN) Quick Reference by Jerome Henry

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Chapter 3. VoWLAN Implementation

Voice over WLAN (VoWLAN) implementation is a combination of items that must be configured with the same logic in mind. If one element is misconfigured, your VoWLAN might not offer the expected performances. The items to cover go beyond voice parameters alone, and also include security and radio frequency (RF) optimization.

Wireless Infrastructure Configuration

Controller Configuration

Voice Parameters

Cisco recommends to separate voice from data. Create a WLAN specifically for voice, and if possible map that WLAN to a different dynamic interface and band from the ones used for data (5 GHz being preferred for voice). On the band chosen for voice, disable low data rates from Wireless > 802.22.a | 802.11b/g > Network ...

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