Specifications

oam-ac emulation-enable
MP-378
Cisco IOS Multiprotocol Label Switching Command Reference
January 2010
oam-ac emulation-enable
To enable Operation, Administration, and Maintenance (OAM) cell emulation on ATM adaptation
layer 5 (AAL5) over Multiprotocol Label Switching (MPLS) or Layer 2 Tunnel Protocol Version 3
(L
2TPv3), use the oam-ac emulation-enable command in the appropriate configuration mode on both
provider edge (PE) routers. To disable OAM cell emulation, use the no form of this command on both
routers.
oam-ac emulation-enable [se
conds]
no oam-
ac emulation-enable [seconds]
Syntax Description
Command Default OAM cell emulation is disabled.
Command Modes L2transport VC configuration—for an ATM PVC
VC class configuration mode—for a VC class
Command History
Usage Guidelines This command is used with AAL5 over MPLS or L2TPv3 and is not supported with ATM cell relay over
M
PLS or L2TPv3.
seconds (Optional) The rate (in seconds) at which the alarm indication signal (AIS) cells
should be sent. The range is 0 to 60 seconds. If you specify 0, no AIS cells are sent.
The default is 1 second, which means that one AIS cell is sent every second.
Release Modification
12.0(23)S This command was introduced.
12.2(14)S This command was integrated into Cisco IOS Release 12.2(14)S.
12.2(15)T This command was integrated into Cisco IOS Release 12.2(15)T.
12.0(30)S This command was updated to enable OAM cell emulation as part of a
v
irtual circuit (VC) class.
12.0(31)S This command was integrated into Cisco IOS Release 12.0(31)S.
12.2(27)SBC This command was integrated into Cisco IOS Release 12.2(27)SBC.
12.2(28)SB This command was integrated into Cisco IOS Release 12.2(28)SB.
12.2(33)SRA This command was integrated into Cisco IOS Release 12.2(33)SRA.
12.4(11)T This command was integrated into Cisco IOS Release 12.4(11)T.
12.2(33)SXH This command was integrated into Cisco IOS Release 12.2(33)SXH.
12.2(33)SRC This command was integrated into Cisco IOS Release 12.2(33)SRC.