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Cisco ASR 901 Aggregation Services Router Command Reference Guide
OL-26031-07
Chapter 1 CLI Command Reference
network-clock quality-level
network-clock quality-level
To specify the QL value for line or external timing input or output, use the network-clock quality-level
command. Use the no form of the command to remove the configuration.
network-clock quality-level {tx | rx} <value> {interface <interface name> <slot/port> | external
<slot/card/port> | controller <slot/card/port>}
no network-clock quality-level
Syntax Description
Command Modes Interface configuration
Command History
Usage Guidelines The network-clock quality-level command specifies the QL value for line or external timing input or
output. The value is based on a global interworking Option.
• If Option 1 is configured, the available values are QL-PRC, QL-SSU-A, QL-SSU-B, QL-SEC, and
QL-DNU.
• If Option 2 is configured with GEN 2, the available values are QL-PRS, QL-STU, QL-ST2,
QL-TNC, QL-ST3, QL-SMC, QL-ST4 and QL-DUS.
• If option 2 is configured with GEN1, the available values are QL-PRS, QL-STU, QL-ST2, QL-SMC,
QL-ST4 and QL-DUS
This command is not supported for synchronous ethernet interfaces.
Examples This example specifies the QL value for external timing input:
Router(config-if)# network-clock quality-level rx QL-PRC external 4/0/0 e1 crc4
interface-name Specifies the interface.
external Specifies an external slot/port/card.
controller Specifies the controller slot/port/card.
value Value is based on options specified in usage guidelines section.
Release Modification
15.1(2)SNG Support for this command was introduced on the Cisco ASR 901 router.
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