IES Service Configuration Commands
Page 792 7750 SR OS Services Guide
ATM Commands
atm
Syntax atm
Context config>service>ies>if>sap
Description This command enables access to the context to configure ATM-related attributes. This command can
only be used when a given context (for example, a channel or SAP) supports ATM functionality such
as:
• Configuring ATM port or ATM port-related functionality on MDAs supporting ATM functional-
ity
• Configuring ATM-related configuration for ATM-based SAPs that exist on MDAs supporting
ATM functionality.
If ATM functionality is not supported for a given context, the command returns an error.
egress
egress
Context config>service>ies>if>sap>atm
Description This command enables the context to configure egress ATM attributes for the SAP.
encapsulation
Syntax encapsulation atm-encap-type
Context config>service>ies>if>sap>atm
Description This command configures RFC 2684, Multiprotocol Encapsulation over ATM Adaptation Layer 5,
encapsulation for an ATM PVCC delimited SAP.
This command specifies the data encapsulation for an ATM PVCC delimited SAP. The definition
references RFC 2684 and to the ATM Forum LAN Emulation specification.
Ingress traffic that does not match the configured encapsulation will be dropped.
Default The encapsulation is driven by the services for which the SAP is configured.
For IES service SAPs, the default is aal5snap-routed.
Parameters atm-encap-type — Specify the encapsulation type.
Values aal5snap-routed — Routed encapsulation for LLC encapsulated circuit (LLC/
SNAP precedes protocol datagram) as defined in RFC 2684.
aal5mux-ip — Routed IP encapsulation for VC multiplexed circuit as defined in
RFC 2684.
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