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61200263L1-1.1
Choosing the Signaling Role for Backup Links
Carefully choose the S
IGNALING
ured with backup sublinks. Please note that the ADTRAN IQ and Express
families of products do NOT support frame relay signaling on the backup
sublink.
For cases where...
The backup sublink is connected to a switched network (e.g.,
ISDN DBU), and the remote device DOES NOT support frame
relay signaling.
The remote device DOES support signaling on the backup
sublink.
The backup sublink is a dedicated connection to the remote
device, and the network is Private Frame Relay.
The backup sublink is a dedicated connection to the remote
device, and the network is Public Frame Relay.
S
T
IGNALING
YPE
Controls the frame relay signaling type that operates on this packet end-
point.
A
UTO
Detects the signaling type of the device on the other end of the circuit
and sets this packet endpoint to the same signaling type.
A
A
NNEX
Transmits and responds to ITU-T Q.933-A standards.
A
D
NNEX
Transmits and responds to ANSI T1.617-D standards.
LMI
Transmits and responds to Group of Four specifications.
U
P
T
(T391)
SER
OLL
IMER
Sets the polling interval to the network in seconds.
U
P
P
S
SER
OLLS
ER
TATUS
Controls how many link integrity polls occur between full status polls.
U
B
E
T
SER
AD
VENT
HRESHOLD
Sets the number of bad polling events that will cause the link to be declared
down in N393 Polls.
ATLAS Frame Relay User Manual
Chapter 4. Defining Packet Endpoints
R
of a packet endpoint that is config-
OLE
(N391)
(N392)
Set
S
IGNALING
R
to...
OLE
O
FF
B
OTH
B
OTH
U
SER
4-11
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