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alarm generation and detection is both. To configure yellow alarms, use the following
command:
config ports <portlist> t1 yellow [detection | generation | both | off]
WAN Port Configuration Commands
Table 2-1 describes the commands used to configure a WAN port.
Table 2-1: WAN Port Configuration Commands
Command
config ports <portlist> t1 cablelength [
[133 | 266 | 399 | 533 | 655] feet
| [0 | -7.5 | -15 | -22.5] db]
config ports <portlist> t3 cablelength [249 |
900] feet
config ports <portlist> [t1 | e1 | t3] clock source
[internal | line]
config ports <portlist> t1 fdl [off | att | ansi]
config ports <portlist> t1 framing [esf | sf]
config ports <portlist> e1 framing [crc4 |
no-crc4]
config ports <portlist> t3 framing [c-bit | m13]
config ports <portlist> t1 lbdetect [off | inband]
config ports <portlist> t1 linecode [b8zs | ami]
config ports <portlist> e1 receivergain [-12 |
-43] db
config ports <portlist> [t1 | e1 | t3] snmp alert
[enable | disable]
WAN Module Installation and User Guide
Description
Specifies the transmitter level for the
cablelength attached to the T1 port. The
default is 133 feet.
Specifies the transmitter level for the
cablelength attached to the T3 port. The
default is 249 feet.
Specifies the clock source used for
transmission. The default setting is line.
Specifies the facilities data link (FDL) format for
the port. You cannot use FDL with SF framing.
Specifies the framing type. The default setting
for T1 is esf, Extended Super Frame (ESF).
If sf, Super Frame (SF), is chosen for T1, set
yellow alarm detection to off, since a yellow
alarm can be incorrectly detected with SF
framing.
Specifies the framing type. The default setting
for E1 is crc4.
Specifies the framing type. The default setting
for T3 is c-bit.
Enables and disables the T1 port to respond to
loopback requests from the remote end. The
default setting is off.
Sets the linecoding for T1 ports. The default
setting is b8zs.
Specifies the receiver gain level for an E1 link.
Enables and disables SNMP alerts. The default
setting is enabled.
Configuring WAN Physical Links
2-7
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