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| AUTH1 | bgoswami |
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| DEV2 | tasveren |
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| DEV1 | akaur |
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| LDEV1 | sgardell |
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| SVT1 | mmalaiandi |
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| LSVT1 | radaikalam |
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| borderColor | green |
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| bgColor | transparent |
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| borderWidth | 2 |
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Back to IP Multimedia Subsystem (IMS)
Back to SBC as P-CSCF
...
The
supports marking a peer connection as down based on the following ...
configurable values:
- Device Watchdog Timer
- Device Watchdog Timer Answer Timeout
| Note |
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LSWU is not supported for these parameters. |
Device Watchdog Timer
...
The
sends Device Watchdog Requests based on the configured Device Watchdog Timer value. Device Watchdog Timer is started once the transport connection towards a Diameter Peer is established. It is reset whenever any Diameter Message is received from the Diameter Peer. It can be a Device Watchdog Answer, some other Diameter Base Protocol Message, or any message from any of the Diameter Application (for example, Rx interface AAA messages).| Note |
|---|
- After LSWU from a release that does not support Device Watchdog Timer, the parameter value is 30000.
- After LSWU from a release that supports Device Watchdog Timer, the parameter value is retained.
|
Device Watchdog Timer Answer Timeout
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The considers a peer down, if a Device Watchdog Request is not replied by a Device Watchdog Answer before the Device Watchdog Timer Answer Timeout timer expires. Device Watchdog Timer Answer Timeout is started once a Device Watchdog Request is sent.
| Note |
|---|
After LSWU from a release that does not support Device Watchdog Timer Answer Timeout, the parameter value is 90000. |
Message Flows
| Caption |
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| 0 | Figure |
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| 1 | Device Watch Dog Timer-Current Behavior |
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|
 Image Modified
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| Caption |
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| 0 | Figure |
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| 1 | Device Watch Dog Timer-Default Behavior on a Fresh Install |
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|
Image Modified |
| Caption |
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| 0 | Figure |
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| 1 | Device Watch Dog Timer-LSWU Behavior |
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Image Modified |
| Info |
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For configuration, refer to: |