Cisco Cisco IOS Software Release 12.2(8)T
ATM Software Segmentation and Reassembly (SAR)
ATM Software Segmentation and Reassembly (SAR)
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Cisco IOS Release 12.2(8)T
Configuring T-CCS Frame Forwarding
To configure T-CCS frame-forwarding on the Cisco 2600 series and the Cisco 3660, complete the
following commands beginning in global configuration mode:
following commands beginning in global configuration mode:
Step 3
Router(config-controller)# channel-group number
timeslots
range speed{48|56|64}]
Defines the time slots that belong to each T1 or E1
circuit.
circuit.
•
number—channel-group number. When
configuring a T1 data line, channel-group
numbers can be values from 0 to 23. When
configuring an E1 data line, channel-group
numbers can be a values from 0 to 30.
configuring a T1 data line, channel-group
numbers can be values from 0 to 23. When
configuring an E1 data line, channel-group
numbers can be a values from 0 to 30.
•
range—time slot or range of time slots
belonging to the channel group. The first
timeslot is numbered 1. Pick one timeslot from
the timeslot range. For a T1 controller, the
timeslot range is from 1 to 24. For an E1
controller, the timeslot range is from 1 to 31.
belonging to the channel group. The first
timeslot is numbered 1. Pick one timeslot from
the timeslot range. For a T1 controller, the
timeslot range is from 1 to 24. For an E1
controller, the timeslot range is from 1 to 31.
•
speed {48 | 56 | 64}—(Optional) Specifies the
line speed (in kilobits per second) of the T1 or
E1 link. The default line speed for T1 is 56 kbps.
The default line speed for E1 is 64 kbps.
line speed (in kilobits per second) of the T1 or
E1 link. The default line speed for T1 is 56 kbps.
The default line speed for E1 is 64 kbps.
Step 4
Router(config-controller)# ds0-group channel-number
timeslots
range type signaling-type
For the CCS PBX Scenarios only: Configures the T1
time slots for CCS calls.
time slots for CCS calls.
The signaling type is external signaling.
Step 5
Router(config-controller)# exit
For the CCS PBX Scenarios only: Exits controller
configuration mode.
configuration mode.
Command
Purpose
Command
Purpose
Step 1
Router(config)# interface serial 1:channelnumber
Enters interface configuration mode. This procedure
maps the D channel from the digital T1/E1 packet
voice trunk network module to the specified
interface.
maps the D channel from the digital T1/E1 packet
voice trunk network module to the specified
interface.
The channel number argument specifies the channel
number. For T1, enter the channel number as 23. For
E1, enter 15.
number. For T1, enter the channel number as 23. For
E1, enter 15.
Step 2
Router(config-if)# ccs encap atm
(ATM only) Configures the CCS encapsulation to
use the ATM packet format.
use the ATM packet format.
Step 3
Router(config-if)# ccs connect {serial |atm}
slot/number [dlci dlci| pvc vci | pvc vcd | pvc
vpi/vci | pvc string]
(Frame Relay and ATM) Configures the CCS
connection. If the CCS connection is over Frame
Relay, specify a serial interface and the DLCI.
connection. If the CCS connection is over Frame
Relay, specify a serial interface and the DLCI.
If the CCS connection is over ATM, specify ATM,
slot and interface, and the PVC.
slot and interface, and the PVC.
Step 4
Router(config-if)# exit
Exits the interface mode.