i made another round of research
i want fill issue in jira but i want create sip scenario for easier replication

is there some visual tool/service which can generate sip scenario for sipp? (something like https://www.websequencediagrams.com/)

thanks

Dne 24.2.2014 17:34, Marek Cervenka napsal(a):
hi,

i have access to one box with asterisk 1.8 where attacker can go through call-limit/groupcount

sip scenario was
INVITE from: X TO: Y
INVITE (authorization) from: X TO: Y
INVITE (in-dialog) from: X TO: Y
REFER (in-dialog) refer-by: X refer-TO: Y

in cdr i see (there is groupcount info)
src,dst,billsec,userfield, dialstatus
X,Y, T>5, groupcount=1:call-limit=2, ANSWERED
X,Y, T<5, groupcount=2:call-limit=2, ANSWERED
X,Y, T>5, groupcount=1:call-limit=2, ANSWERED
X,Y, T<5, groupcount=2:call-limit=2, ANSWERED
...

it seems like the sip scenario resetting the groupcount info and call-limit is not working

i'm trying asterisk-dev if some experienced developer can confirm that sip scenario cannot "harm" Asterisk
do you think the upgrade to Asterisk 11 can help?



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Marek Cervenka
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