Term
What are the 4 primary components of a Cisco IP Telephony solution?
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Definition
- Infrastructure - includes components used to translate calls from the IP network to the traditional analog voice networks. - IP phones - Combine the functions of a traditional telephone with an Ethernet connection and optional customizations. - Cisco CallManager - This software-based call processing agent extends enterprise telephony features to packet telephony network devices such as IP phones, media processing devices, VoIP gateway, etc. - Voice applications - Voice applications are physically independent from thre call processing and voice processing infrastructure, and may reside anywhere within the network. |
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Term
What command configures a Catalyst switch for voice VLANs?
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Definition
| switchport voice vlan {vlan-id | dot1q | none | untagged} |
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Term
What command configures an auxiliary (voice) VLAN using CatOS?
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Definition
set port auxiliaryvlan mod/port {vlan | untagged | dot1q | none}
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Term
What command globally enables QoS on Catalyst switches?
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Definition
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Term
What command configures an interface to trust the ingress CoS values of frames?
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Definition
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Term
What command configures an interface to trust the ingress CoS values or ingress DSCP of frames based on whether a Cisco IP phone is learned through CDP?
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Definition
| mls qos trust device cisco-phone |
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Term
What command configures an interface to trust the ingress DSCP values of packets?
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Definition
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Term
What command displays the QoS configuration of an interface?
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Definition
| show mls qos interface interface-id |
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