Something

show channel Agent/404
 -- General --> 
           Name: Agent/404
           Type: Agent
       UniqueID: 1194876248.55100
      Caller ID: 1021
 Caller ID Name: Agent
    DNID Digits: (N/A)
          State: Up (6)
          Rings: 0
   NativeFormat: 4
    WriteFormat: 4
     ReadFormat: 4
1st File Descriptor: 177
      Frames in: 2254
     Frames out: 2862
 Time to Hangup: 0
   Elapsed Time: N/A
  Direct Bridge: SIP/1021-b7a9fc28
Indirect Bridge: SIP/1021-b7a9fc28
 --   PBX   --
        Context: internal
      Extension: s
       Priority: 1
     Call Group: 0
   Pickup Group: 0
    Application: Bridged Call
           Data: SIP/1021-b7a9fc28
    Blocking in: (Not Blocking)
      Variables:
BRIDGEPEER=SIP/1021-b7a9fc28