A2 VoIP Requirements Checklist
60 Getting Started
Network Devices
QoS (Quality of Service)
No. Question Answer Memo Ref.
3-a
Can the firewall pass packets from the
VoIP Gateway Card?
When a firewall is used, make sure to
configure the firewall appropriately to allow
VoIP packets to pass through the network
without being blocked by filtering.
Yes
No
Model of the firewall:
p. 57
3-b
Are layer 2 or higher switches used?
Do not use repeater hubs as they can
increase the network load.
Yes
No
Model of the switch:
p. 58
3-c Are category 5 (CAT 5) cables used?
Yes
No
p. 58
No. Question Answer Memo Ref.
4
Can the router or switch be configured
to use priority control features?
Ye s
No
Model of the router/switch:
VoIP Gateway Card’s ToS field
setting:
p. 58
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