How It Works: Aerial Viewof Traffic Prioritization

Sets priority policies

• Applications
• User, group, dept...
• Protocol
• Network conditions

Policy Manager

Desktop CoS

(802.1p, TOS)

CoS in Layer 2

Edge Switches

(802.1p)

CoS in the

ATM WAN

• Circuit Priority

• 802.1p to ATM Mapping

CoS in the LAN Core

(Packet & Cell)

Policy Server

LDAP Directory

CoS in the Routed

WAN & VPNs

(TOS)

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