Table 7: LED Blink Paerns for Layer 2 Tunneling Protocol (L2TP) Management Errors
LEDs Blink Paern Error Descripon
2 yellow, pause, 1 yellow L2TP mgmt tunnel peer
unreachable
The start control
connecon request
(SCCRQ) failed and the
L2TP management server
is unreachable.
2 yellow, pause, 3 yellow No response from L2TP
mgmt tunnel peer
The L2TP management
server is reachable but it
does not send a response
to SCCRQ.
2 yellow, pause, 4 yellow L2TP mgmt tunnel cong
rejected
The L2TP management
server credenals failed.
The SCCRQ returns a
StopCCN message
instead of start control
connecon reply (SCCRP).
2 yellow, pause, 5 yellow L2TP mgmt tunnel
stopped
The L2TP management
server sent a StopCCN
and terminated the
tunnel.
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