Verify that your configurations for the channelized interfaces are correct.
From the CLI, enter the show interfaces ct1-3/0/1 command.
user@host> show interfaces ct1-3/0/1
Physical interface: ct1-3/0/1, Enabled, Physical link is Up
Interface index: 151, SNMP ifIndex: 28
Link-level type: Controller, Clocking: Internal, Speed: E1, Loopback: None,
Framing: G704, Parent: None
Device flags : Present Running
Interface flags: Point-To-Point SNMP-Traps Internal: 0x4000
Link flags : None
CoS queues : 8 supported, 8 maximum usable queues
Last flapped : 2006-10-05 21:11:48 PDT (06:45:04 ago)
DS1 alarms : None
DS1 defects : None
Line encoding: HDB3
The output shows a summary of information about the physical parent interface—a channelized T1 interface in this example.
For a complete description of show interfaces output, see the JUNOS Interfaces Command Reference.