45: Configuring a leased line interface
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© Virtual Access 2018
GW6600 Series User manual
Issue: 1.7
Page 514 of 519
45.4
Leased line (LL) status
To view the status of the LL interface, enter:
va5420_status /dev/ttyLCO
The following output is shown:
root@client_B:~#
root@client_B:~# va5420_status /dev/ttyLCO
Mode:
Transparent
Wire mode:
2-wire
PCM Encoding: A-Law
root@client_B:~#
45.5
Leased line (LL) statistics
To view statistical information about the LL interface, enter:
root@VA_router:~# va5420_stats /dev/ttyLC0
TRANSMIT STATS
tx bytes 44661000
tx buffer full counts 0
tx underruns 289
tx discards (bytes) 16280
RECEIVE STATS
rx bytes 44692864
rx overruns 33
rx discards (bytes) 0
V.23 MODE STATS
rx bytes 0
tx bytes 0
rx samples 0
tx samples 0
rx carrier on 0
tx carrier on 0
Tx underruns or discards can indicate that recovery clock algorithm has not synchronized
yet or there is no jitter buffer enabled in the CESoP configuration if network is jittery.
Note: enabling a jitter buffer will add latency.