Version 7.2  1135  Mediant 1000B Gateway & E-SBC 
 
User's Manual   65. Configuration Parameters Reference 
Parameter  Description 
MWI Server Transport Type 
configure voip > gateway dtmf-
supp-service supp-service-
settings > mwi-srvr-transp-type 
[MWIServerTransportType] 
Determines the transport layer used for outgoing SIP dialogs 
initiated by the device to the MWI server. 
  [-1] Not Configured (default) 
  [0] UDP 
  [1] TCP 
  [2] TLS 
Note: When set to ‘Not Configured’, the value of the parameter 
SIPTransportType is used. 
MWI Subscribe Expiration Time 
configure voip > gateway dtmf-
supp-service supp-service-
settings > mwi-subs-expr-time 
[MWIExpirationTime] 
Defines the MWI subscription expiration time in seconds. 
The default is 7200 seconds. The range is 10 to 2,000,000. 
MWI Subscribe Retry Time 
configure voip > gateway dtmf-
supp-service supp-service-
settings > mwi-subs-rtry-time 
[SubscribeRetryTime] 
Defines the subscription retry time (in seconds) after last 
subscription failure. 
The default is 120 seconds. The range is 10 to 2,000,000. 
Subscription Mode 
configure voip > sip-definition 
proxy-and-registration > 
subscription-mode 
[SubscriptionMode] 
Determines the method the device uses to subscribe to an MWI 
server. 
  [0] Per Endpoint = (Default) Each endpoint subscribes 
separately - typically used for FXS interfaces. 
  [1] Per Gateway = Single subscription for the entire device - 
typically used for FXO interfaces. 
configure voip > interface fxs-fxo 
> etsi-vmwi-type-one-standard 
[ETSIVMWITypeOneStandard] 
Determines the ETSI Visual Message Waiting Indication (VMWI) 
Type 1 sub-standard. 
  [0] = (Default) ETSI VMWI between rings 
  [1] = ETSI VMWI before ring DT_AS 
  [2] = ETSI VMWI before ring RP_AS 
  [3] = ETSI VMWI before ring LR_DT_AS 
  [4] = ETSI VMWI not ring related DT_AS 
  [5] = ETSI VMWI not ring related RP_AS 
  [6] = ETSI VMWI not ring related LR_DT_AS 
Note: For the parameter to take effect, a device reset is required. 
configure voip > interface fxs-fxo 
> bellcore-vmwi-type-one-
standard 
[BellcoreVMWITypeOneStandard]
Determines the Bellcore VMWI sub-standard. 
  [0] = (Default) Between rings. 
  [1] = Not ring related. 
Note: For the parameter to take effect, a device reset is required. 
 
 
65.10.5.5  Call Hold Parameters 
The call hold parameters are described in the table below. 
Table  65-46: Call Hold Parameters 
Parameter  Description