Voice over internet protocol ,G pankaj Bhagchandani G,Pankaj G Bhagchandani G, Pankaj G Bhagchandani,

Step 4 Use the show controller t1 command to display T1 status. Verify that the T1 is UP and that there are no errors.

Router> show controller t1 0 

T1 0 is up.

  Applique type is Channelized T1

  Cablelength is short 133

  No alarms detected.

  alarm-trigger is not set

  Version info of slot 0:  HW: 1, PLD Rev: 11

  Framer Version: 0x8

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Framing is ESF, Line Code is B8ZS, Clock Source is Line Primary.

  Data in current interval (0 seconds elapsed):

     0 Line Code Violations, 0 Path Code Violations

     0 Slip Secs, 0 Fr Loss Secs, 0 Line Err Secs, 0 Degraded Mins

     0 Errored Secs, 0 Bursty Err Secs, 0 Severely Err Secs, 0 Unavail Secs

Step 5 Use the show isdn status command to display ISDN status. Verify the ISDN Layer 2 status is MULTIPLE_FRAME_ESTABLISHED.

Router> show isdn status

Global ISDN Switchtype = primary-ni

ISDN Serial0:23 interface

        dsl 0, interface ISDN Switchtype = primary-ni

    Layer 1 Status:

        ACTIVE

    Layer 2 Status:

        TEI = 0, Ces = 1, SAPI = 0, State = MULTIPLE_FRAME_ESTABLISHED

    Layer 3 Status:

        0 Active Layer 3 Call(s)

    Active dsl 0 CCBs = 0

    The Free Channel Mask:  0x807FFFFF

    Number of L2 Discards = 0, L2 Session ID = 3

    Total Allocated ISDN CCBs = 0

Step 6 Use the show isdn service command to display the status of each ISDN channel. Verify that the channels are IDLE and IN-SERVICE.

Router> show isdn service

PRI Channel Statistics:

ISDN Se0:23, Channel [1-24]

  Configured Isdn Interface (dsl) 0

   Channel State (0=Idle 1=Proposed 2=Busy 3=Reserved 4=Restart 5=Maint_Pend)

    Channel :  1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4

    State   :  0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 

   Service State (0=Inservice 1=Maint 2=Outofservice)

    Channel :  1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4

    State   :  0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 

Step 7 Use the show dial-peer voice summary command to display voice dial peer information. Verify that Admin and Operation status are up and up.

Router> show dial-peer voice summary

             AD                                    PRE PASS

TAG    TYPE  MIN  OPER PREFIX    DEST-PATTERN      FER THRU SESS-TARGET   PORT

1      pots  up   up                                0                      0:D

2      voip  up   up             83101              0  syst ipv4:172.69.85.107