Specifications
5-27
Cisco MGX 8260 Command Line Interface Guide
Release 1.2, Part Number 78-10987-01 Rev. B0, January, 2002
Chapter 5 Call Control
Managing ISDN D Channels
To view D Channel information for a single line, use the lsdchan command. Specify the slot and line
number, delimited by a period, of the D Channel.
The system displays D Channel information for the specified channel. This information reflects the
DLSAP and MACSAP profiles used when adding the D Channel.
=======================================================================
D-Channel Entry (lsdchan)
=======================================================================
DChannel Number : 14.1
DLSAP Index : 1
MACSAP Index : 1
DS0 : 1
Frame Length : 1960
Window Size : 7
Retransmission Count : 3
Congestion Timer : 200
t200 Timer : 1
t203 Timer : 10
Modulo : 128
TEI Assignment : 1
Maximum DLCs for this DLSAP : 1
TEI : 2
MAC SAP Interface : network
Link Setup Arbitration : active
LAPD Type : ccitt
Maximum Outstanding Frames : 7
Timer Queue Upper Threshold : 1000
Timer Queue Lower Threshold : 100
Connection Timer : 500
T201 Timer : 20
T202 Timer : 2
TEI Check Timer : 5
N202 : 3
Lowest Range of Automatic TEI: 64
Keep MAC Up All The Time : true
Displayed Information Description
DChannel Number The line that contains the D Channel.
DLSAP Index The DLSAP index for this D Channel.
MACSAP Index The MACSAP index for this D Channel.
DSO The DS0 number this D Channel uses.
Frame Length The frame length, which is the maximum number of octets in an information
field. Values: 1 to 1960. Default: 1960
Window Size The maximum number of sequentially numbered I-frames that may be
outstanding. This window-size depends on the modulo. If the modulo is 8,
then this range is (1 - 8) and if the modulo is 128, then the range of the
window size is (1 - 128).
Retransmission Count The maximum number of retransmissions of a frame. Values: 1 to 1023.
Default: 3
Congestion Timer The time after which DLCs are dropped during periods of network
congestion, in seconds. Values: 1 to 1023. Default: 200
T200 Timer The wait time before frame transmission may be initiated, in seconds.
Values: 1 to 3. Default: 1