Verify that the ISDN D-channel interface is operating properly. For ISDN PRI, verify that the D-channel interface is configured correctly.
From the CLI, enter the show interfaces extensive command. Alternatively, from the J-Web interface select Monitor>Interfaces>dc-0/0/4.
user@host> show interfaces dc-0/0/4
extensive
Physical interface: dc-0/0/4, Enabled, Physical link is Up
Interface index: 144, SNMP ifIndex: 60, Generation: 25
Type: Serial, Link-level type: 55, MTU: 4092, Clocking: Internal, Speed: 16kbps,
Parent: br-0/0/4 Interface index 143
Device flags : Present Running
Interface flags: SNMP-Traps Internal: 0x4000
Link type : Full-Duplex
Link flags : None
Physical info : Unspecified
Hold-times : Up 0 ms, Down 0 ms
Current address: Unspecified, Hardware address: Unspecified
Alternate link address: Unspecified
Last flapped : 2005-12-07 12:21:12 UTC (05:46:00 ago)
Statistics last cleared: Never
Traffic statistics:
Input bytes : 13407 0 bps
Output bytes : 16889 0 bps
Input packets: 3262 0 pps
Output packets: 3262 0 pps
Input errors:
Errors: 0, Drops: 0, Framing errors: 0, Runts: 0, Giants: 0, Policed discards: 0,
Resource errors: 0
Output errors:
Carrier transitions: 1, Errors: 0, Drops: 0, MTU errors: 0, Resource errors: 0
ISDN alarms : None
ISDN media: Seconds Count State
LOF 0 1 0K
LOS 0 0 0K
Logical interface dc-0/0/4.32767 (Index 70) (SNMP ifIndex 72) (Generation 8)
Flags: Point-To-Point SNMP-Traps Encapsulation: 60
Traffic statistics:
Input bytes : 13407
Output bytes : 82129
Input packets: 3262
Output packets: 3262
Local statistics:
Input bytes : 13407
Output bytes : 82129
Input packets: 3262
Output packets: 3262
The output shows a summary of D-channel interface information. Verify the following information:
For a complete description of show interfaces (ISDN D-channel) output, see the JUNOS Interfaces Command Reference.