Can anyone tell me what MGCP error that I'm getting means?
The hardware is a MRP200 in a Cisco 7750 PBX. (Its a FXO blade with 2 slots,
first one has a 4 port FXO card and the second has 2 port FXO card. It
recognises those correctly, at least to the point of this error.)
MGCP Debugging Enabled  
 MGCP read: 
NTFY 13 aaln/S0/SU0/0@MRP200-S1 MGCP 0.1
X: 1adace42
O: L/hd
from 10.0.2.6:2427Verb: 'NTFY', Identifier: '13', Endpoint:
'aaln/S0/SU0/0@MRP200-S1', Version: 'MGCP 0.1'
 3 headers, 0 lines
 Handling request 'NTFY' on aaln/S0/SU0/0@MRP200-S1
 Transmitting:
200 13 OK
 
 to 10.0.2.6:2427
     -- Endpoint 'aaln/S0/SU0/0@MRP200-S1-1' observed 'hd'
     -- Creating connection for aaln/S0/SU0/0@MRP200-S1-1 in cxmode: sendrecv
callid: 6b49143d0fa02584
 We're at 10.0.2.2 port 19844
 Answering with capability 4
 Posting Request:
CRCX 7 aaln/S0/SU0/0@MRP200-S1 MGCP 1.0
 
C: 6b49143d0fa02584
 
L: p:20, a:PCMU
 
M: sendrecv
 
X: 0fa02584
 
 
v=0
 
o=root 2307 2307 IN IP4 10.0.2.2
 
s=session
 
c=IN IP4 10.0.2.2
 
t=0 0
 
m=audio 19844 RTP/AVP 0
 
a=rtpmap:0 PCMU/8000
 
 to 10.0.2.6:2427
     -- MGCP Asked to indicate tone: dl on  aaln/S0/SU0/0@MRP200-S1-1 in cxmode:
sendrecv
 Posting Request:
RQNT 8 aaln/S0/SU0/0@MRP200-S1 MGCP 1.0
 
X: 0fa02584
 
R: hu(N), hf(N), D/[0-9#*](N)
 
S: dl
 
 to 10.0.2.6:2427
     -- MGCP mgcp_new(MGCP/aaln/S0/SU0/0@MRP200-S1-1) created in state: Down
 MGCP read: 
200 7 OK
I: 5
v=0
 
o=- 5 0 IN IP4 10.0.2.6
 
s=Cisco SDP 0
 
c=IN IP4 10.0.2.6
 
t=0 0
 
m=audio 16948 RTP/AVP 0 100
 
a=rtpmap:100 X-NSE/8000
 
a=fmtp:100 200-202
 
a=X-sqn:0
 
a=X-cap: 1 audio RTP/AVP 100
 
a=X-cpar: a=rtpmap:100 X-NSE/8000
 
a=X-cpar: a=fmtp:100 200-202
 
a=X-cap: 2 image udptl t38
 
from 10.0.2.6:2427Verb: '200', Identifier: '7', Endpoint:
'OK', Version: '(null)'
 2 headers, 13 lines
 Capabilities: us - 4, them - 4, combined - 4
 Non-codec capabilities: us - 1, them - 0, combined - 0
 MGCP read: 
510 8 configured protocol version conflict
from 10.0.2.6:2427Verb: '510', Identifier: '8', Endpoint:
'configured', Version: 'protocol version'
 1 headers, 0 lines
     -- MGCP asked to indicate -1 'UNKNOWN' condition on channel
MGCP/aaln/S0/SU0/0@MRP200-S1-1
     -- MGCP Asked to indicate tone:  on  aaln/S0/SU0/0@MRP200-S1-1 in cxmode:
sendrecv
 Posting Request:
RQNT 9 aaln/S0/SU0/0@MRP200-S1 MGCP 1.0
 
X: 0fa02584
 
R: hu(N), hf(N), D/[0-9#*](N)
 
 to 10.0.2.6:2427
     -- MGCP Asked to indicate tone: cg on  aaln/S0/SU0/0@MRP200-S1-1 in cxmode:
sendrecv
 Posting Request:
RQNT 10 aaln/S0/SU0/0@MRP200-S1 MGCP 1.0
 
X: 0fa02584
 
R: hu(N), hf(N), D/[0-9#*](N)
 
S: cg
 
 to 10.0.2.6:2427
     -- MGCP mgcp_hangup(MGCP/aaln/S0/SU0/0@MRP200-S1-1) on
aaln/S0/SU0/0@MRP200-S1
     -- Delete connection 5 aaln/S0/SU0/0@MRP200-S1-1 with new mode: sendrecv on
callid: 6b49143d0fa02584
 Posting Request:
DLCX 11 aaln/S0/SU0/0@MRP200-S1 MGCP 1.0
 
C: 6b49143d0fa02584
 
X: 0fa02584
 
I: 5
 
 to 10.0.2.6:2427
     -- MGCP Asked to indicate tone: ro on  aaln/S0/SU0/0@MRP200-S1-1 in cxmode:
sendrecv
 Posting Request:
RQNT 12 aaln/S0/SU0/0@MRP200-S1 MGCP 1.0
 
X: 0fa02584
 
R: hu(N), hf(N), D/[0-9#*](N)
 
S: ro
 
 to 10.0.2.6:2427
 MGCP read: 
510 9 configured protocol version conflict
from 10.0.2.6:2427Verb: '510', Identifier: '9', Endpoint:
'configured', Version: 'protocol version'
 1 headers, 0 lines
 MGCP read: 
518 10  Unknown or Unsupported Package
from 10.0.2.6:2427Verb: '518', Identifier: '10', Endpoint:
'Unknown', Version: 'or Unsupported'
 1 headers, 0 lines
 MGCP read: 
510 11 configured protocol version conflict
from 10.0.2.6:2427Verb: '510', Identifier: '11', Endpoint:
'configured', Version: 'protocol version'
 1 headers, 0 lines
 MGCP read: 
510 12 configured protocol version conflict
from 10.0.2.6:2427Verb: '510', Identifier: '12', Endpoint:
'configured', Version: 'protocol version'
 1 headers, 0 lines