[Standards] Query of XEP for PING

priya v pria.v03 at gmail.com
Fri May 23 04:24:29 UTC 2014


Presence of buddy itself is indicative of network availability. Is my
understanding right? If yes, then is ping required to determine network
availability?

Also, does this mean XMPP server should allow pings only between buddies?

Thanks,
Priya
On 22-May-2014 6:07 PM, "Dave Cridland" <dave at cridland.net> wrote:

> On 22 May 2014 08:03, priya v <pria.v03 at gmail.com> wrote:
>
>> Security Considerations under XEP for PING (XEP-0199) states this -
>>
>> "If a connected resource receives a ping request but it does not want to
>> reveal its network availability to the sender for any reason (e.g., because
>> the sender is not authorized to know the connected resource's
>> availability), then it too MUST reply with a <service-unavailable/> error."
>>
>> How does one determine if the sender is authorized or not authorized to
>> know the connected resources's availability?
>>
>>
> The presence subscription state (ie, in the roster) would tell you this.
>
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