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async_operations

Unsigned Integer

1

false

Number of simultaneous Asynchronous Operations, can no longer be set, always set to 1

bind

Custom

false

IP Address and optional port to bind to for this transport

ca_list_file

Custom

false

File containing a list of certificates to read (TLS ONLY, not WSS)

ca_list_path

Custom

false

Path to directory containing a list of certificates to read (TLS ONLY, not WSS)

cert_file

Custom

false

Certificate file for endpoint (TLS ONLY, not WSS)

cipher

Custom

false

Preferred cryptography cipher names (TLS ONLY, not WSS)

domain

String

false

Domain the transport comes from

external_media_address

String

false

External IP address to use in RTP handling

external_signaling_address

String

false

External address for SIP signalling

external_signaling_port

Unsigned Integer

0

false

External port for SIP signalling

method

Custom

false

Method of SSL transport (TLS ONLY, not WSS)

local_net

Custom

false

Network to consider local (used for NAT purposes).

password

String

false

Password required for transport

priv_key_file

Custom

false

Private key file (TLS ONLY, not WSS)

protocol

Custom

udp

false

Protocol to use for SIP traffic

require_client_cert

Custom

false

Require client certificate (TLS ONLY, not WSS)

type

Custom

false

Must be of type 'transport'.

verify_client

Custom

false

Require verification of client certificate (TLS ONLY, not WSS)

verify_server

Custom

false

Require verification of server certificate (TLS ONLY, not WSS)

tos

Custom

0

false

Enable TOS for the signalling sent over this transport

cos

Unsigned Integer

0

false

Enable COS for the signalling sent over this transport

websocket_write_timeout

Integer

100

false

The timeout (in milliseconds) to set on WebSocket connections.

allow_reload

Boolean

no

false

Allow this transport to be reloaded.

symmetric_transport

Boolean

no

false

Use the same transport for outgoing requests as incoming ones.

max_forwards

Unsigned Integer

70

false

Value used in Max-Forwards header for SIP requests.

keep_alive_interval

Unsigned Integer

90

false

The interval (in seconds) to send keepalives to active connection-oriented transports.

contact_expiration_check_interval

Unsigned Integer

30

false

The interval (in seconds) to check for expired contacts.

disable_multi_domain

Boolean

no

false

Disable Multi Domain support

max_initial_qualify_time

Unsigned Integer

0

false

The maximum amount of time from startup that qualifies should be attempted on all contacts. If greater than the qualify_frequency for an aor, qualify_frequency will be used instead.

unidentified_request_period

Unsigned Integer

5

false

The number of seconds over which to accumulate unidentified requests.

unidentified_request_count

Unsigned Integer

5

false

The number of unidentified requests from a single IP to allow.

unidentified_request_prune_interval

Unsigned Integer

30

false

The interval at which unidentified requests are older than twice the unidentified_request_period are pruned.

type

None

false

Must be of type 'global' UNLESS the object name is 'global'.

user_agent

String

Asterisk PBX GIT-18-2587e5879689d9

false

Value used in User-Agent header for SIP requests and Server header for SIP responses.

regcontext

String

false

When set, Asterisk will dynamically create and destroy a NoOp priority 1 extension for a given peer who registers or unregisters with us.

default_outbound_endpoint

String

default_outbound_endpoint

false

Endpoint to use when sending an outbound request to a URI without a specified endpoint.

default_voicemail_extension

String

false

The voicemail extension to send in the NOTIFY Message-Account header if not specified on endpoint or aor

debug

String

no

false

Enable/Disable SIP debug logging. Valid options include yes, no, or a host address

endpoint_identifier_order

String

ip,username,anonymous

false

The order by which endpoint identifiers are processed and checked. Identifier names are usually derived from and can be found in the endpoint identifier module itself (res_pjsip_endpoint_identifier_*). You can use the CLI command "pjsip show identifiers" to see the identifiers currently available.

default_from_user

String

asterisk

false

When Asterisk generates an outgoing SIP request, the From header username will be set to this value if there is no better option (such as CallerID) to be used.

default_realm

String

asterisk

false

When Asterisk generates a challenge, the digest realm will be set to this value if there is no better option (such as auth/realm) to be used.

mwi_tps_queue_high

Unsigned Integer

500

false

MWI taskprocessor high water alert trigger level.

mwi_tps_queue_low

Integer

-1

false

MWI taskprocessor low water clear alert level.

mwi_disable_initial_unsolicited

Boolean

no

false

Enable/Disable sending unsolicited MWI to all endpoints on startup.

ignore_uri_user_options

Boolean

no

false

Enable/Disable ignoring SIP URI user field options.

use_callerid_contact

Boolean

no

false

Place caller-id information into Contact header

send_contact_status_on_update_registration

Boolean

no

false

Enable sending AMI ContactStatus event when a device refreshes its registration.

taskprocessor_overload_trigger

Custom

global

false

Trigger scope for taskprocessor overloads

norefersub

Boolean

yes

false

Advertise support for RFC4488 REFER subscription suppression

allow_sending_180_after_183

Boolean

no

false

Allow 180 after 183