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" <d...@cridland.net> wrote: > On 22 May 2014 08:03, priya v <pria....@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. >
