Information About T3/E3 Controllers and Serial Interfaces
Table 1
Supported Features on Channelized T3/E3, T1/E1, and Clear Channel SPAs (continued)
1-Port
Channelized
OC-3/STM-1
SPA
Adtran
DSU Modes
Digital-link
Cisco
Kentrox
Larscom
Verilink
For E3
Cisco
(Default)
Digital Link
Kentrox
Encapsulations
Frame Relay
HDLC
PPP
Yes
Equal Cost
Multipath
(ECMP)
Facility Data
Yes
Link (FDL)
Far End Alarm
For T3 C-bit
Control (FEAC)
framing
Inter-Chassis
For PPP on
Stateful
T3, T1, and E1
Switchover
channels only
2
(ICSSO)
(not DS0)
For MLPPP on
T1 and E1
sessions
Cisco ASR 9000 Aggregation Services Router Interface and Hardware Component Configuration Guide
448
Configuring Clear Channel T3/E3 and Channelized T3 and T1/E1 Controllers on the Cisco ASR 9000 Series Router
2-Port
1-Port Channelized
Channelized
OC-48/STM-16 SPA
OC-12c/DS0
SPA
Adtran
Adtran
Digital-link
Digital-link
Cisco Kentrox
Cisco
Larscom
Kentrox
Verilink
Larscom
Verilink
Note
Subrate for
E3 is not
supported.
HDLC
Frame Relay
PPP
HDLC
PPP
ECMP support
Yes
for egress paths
over T3 or T1
speed channels
with either PPP
or HDLC
encapsulation
ECMP support
for paths on
multiple
controllers,
SPAs, and SIPs
Yes
Yes
For T3 C-bit
For T3 C-bit
framing
framing
For PPP on T3
No
channels
For T1 when T3
channels are
configured on
the same
system, SIP,
SPA or port
4-Port
8-Port
Channelized
Channelized
T3/DS0 SPA
T1/E1 SPA
Adtran
Adtran
Digital-link
Digital-link
Cisco
Cisco
Kentrox
Kentrox
Larscom
Larscom
Verilink
Verilink
Frame Relay
Frame Relay
HDLC
HDLC
PPP
PPP
Yes
Yes
Yes
Yes
For T3 C-bit
framing
T3, T1, and
T1 and E1
E1 channels
channels only
only (not
(not DS0)
DS0)
2-Port and
4-Port Clear
Channel T3/E3
SPA
Adtran
Digital-link
Cisco
Kentrox
Larscom
Verilink
Frame Relay
HDLC
PPP
Yes
No
For T3 C-bit
framing
No
OL-32684-01
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