Use this parameter to specify how the ISDN Sub-Address parameter is handled in SIP messages.
Command Syntax
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% set addressContext <name> zone <name> sipTrunkGroup <name> signaling isubParamPreference <nonstandard | rfc2806 | rfc3966> |
Command Parameters
| Caption |
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| 0 | Table |
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| 1 | ISUB Parameter Preference Parameter |
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| 3 | ISUB Parameter Preference Parameter |
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| Parameter | Description |
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isubParamPreference | Use this parameter to specify how the ISDN Sub-Address parameter is handled in SIP messages for this SIP trunk group.nonstandard – When receiving, treat the percentage character (%) as an escape character. When sending, do not include characters not allowed by certain proxies.rfc2806 (default) – Use for default behavior when handling ISUB parameter.rfc3966 – Encode/decode the ISUB parameter based on the ABNF for ISUB specified in RFC 3966.
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