ShoreTel QOS on CISCO Switches?
Quality of Service or QOS remains an interesting and challenging configuration for most
engineers deploying VoIP solutions.
Generally you are concerned about QOS on both your
Local Area network (LAN) and your Wide Area...
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ShoreTel QOS on CISCO Switches?
Quality of Service or QOS remains an interesting and challenging configuration for most
engineers deploying VoIP solutions.
Generally you are concerned about QOS on both your
Local Area network (LAN) and your Wide Area Network (WAN).
Though the principles and
configuration for COS and DSCP markings are easily discoverable by anyone who takes the time
to research these concepts, their application on various network components can be bit more
challenging.
Generally, QOS on a LAN makes use of COS bits in the VLAN tag and DSCP in
the TOS byte of an IP packets for WAN router access.
How these markings interoperate with
different manufactures however, is really interesting.
Take for example, the installation of
ShoreTel equipment on Ethernet switches provided by CISCO.
Generally a CISCO QOS configuration is enabled with the command “mls qos” which is a global
configuration command.
What you need to understand is that this command calls into action a wid
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