[asterisk-users] Re: Correct latency values in "sip show peers"

[Eric "ManxPower" Wieling]

Tomislav Parcina wrote:
> Rolz wrote:
>> I was wondering if anyone knows how accurate the values are when you do a
>> "sip show peers" from the CLI.
>>
>> My configuration is:
>>
>> Asterisk box (192.168.1.102) -> gigabit switch <- PC running x-lite 
>> (192.168.1.100)
>>
>> the CLI reports 101 ms delay
>> however, ping is showing <1ms delay
>> Where is the extra 100ms coming from? The softphone response?
> 
> I'm not sure, but I think that ping isn't OSI ISO Layer 7, while 
> softphone is. So, this 100 ms can come from there.
> 

The times shown are the time to get a response to a SIP OPTIONS packet 
sent to the phone, not the time to get a response from an ICMP ECHO 
(ping) packet.