Alcatel-Lucent 7750 SR Manual page 1294

VPRN Service Configuration Commands
Interface SAP ATM Commands
atm
Syntax atm
Context config>service>vprn>if>sap
config>service>vprn>sub-if>grp-if>sap
Description This command enables the context to configure ATM-related attributes. This command can only be
used when a given context (for example, a channel or SAP) supporting ATM functionality such as:
If ATM functionality is not supported for a given context, the command returns an error.
egress
Syntax egress
Context config>service>vprn>if>sap>atm
config>service>vprn>sub-if>grp-if>sap>atm
Description
This command configures egress ATM attributes for the SAP.
encapsulation
Syntax encapsulation atm-encap-type
Context config>service>vprn>if>sap>atm
config>service>vprn>sub-if>grp-if>sap>atm
Description This command configures RFC 2684, Multiprotocol Encapsulation over ATM AAL5, encapsulation
for an ATM PVCC delimited SAP. This command specifies the data encapsulation for an ATM PVCC
delimited SAP. The definition also references 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 VPRN service SAPs, the default is aal5snap-routed.
Parameters atm-encap-type — Specify the encapsulation type.
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• 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.
Values
aal5snap-routed — Routed encapsulation for LLC encapsulated circuit (LLC/
SNAP precedes protocol datagram) as defined in RFC 2684.
7750 SR OS Services Guide