SCCP End Point Call State from a packet
So looking through trace logs and instead of researching each call state I wanted to have a nice list to look through calls with to know what the state number is referencing for SCCP Endpoints
Example Call Trace:
Trace 1:
TcpHandle(TCPPid) = 0x(0349049)
Device Name =
CallState
callState=1 - This call state means the call went "off-hook" or in essence the user picked up the phone to begin a call
lineInstance=1
callReference=43744695
privacy=0
sccp_precedenceLv=4
precedenceDm=0
Example Call Trace:
Trace 1:
TcpHandle(TCPPid) = 0x(0349049)
Device Name =
CallState
callState=1 - This call state means the call went "off-hook" or in essence the user picked up the phone to begin a call
lineInstance=1
callReference=43744695
privacy=0
sccp_precedenceLv=4
precedenceDm=0
Trace 2:
TcpHandle(TCPPid) = 0x(0349049)
Device Name =
CallState
callState=12 - For the same call the device is now in state 12 or call proceeding. So the user has already dialed the number he would like to call.
lineInstance=1
callReference=43744695
privacy=0
sccp_precedenceLv=4
precedenceDm=0
Trace 3:
TcpHandle(TCPPid) = 0x(0349049)
Device Name =
CallState
callState=5 - Call state 5 as we see means the call has now been connected
lineInstance=1
callReference=43744695
privacy=0
sccp_precedenceLv=4
precedenceDm=0
Trace 4:
In this trace we acknowledge the call or "channel"
TcpHandle(TCPPid) = 0x(0349049)
Device Name =
CloseReceiveChannel
conferenceID=43744695
-- Conference ID.
passThruPartyID=33984012.
-- CCM ID.
myIP: IpAddr.type:0 ipv4Addr:0x0a01c31d(10.1.195.29)
A nice reference to call states for SCCP Endpoints is:
- 1—Off Hook
- 2—On Hook
- 3—Ring Out
- 4—Ring In
- 5—Connected
- 6—Busy
- 7—Line In Use
- 8—Hold
- 9—Call Waiting
- 10—Call Transfer
- 11—Call Park
- 12—Call Proceed
- 13—In Use Remotely
- 14—Invalid Number
Call States SCCP Cisco - Click for Link to Cisco
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