Best thing is to search the archives for discussions about using
Asterisk or SEMS. They will discuss the technique you need.
-Steve
Quek Eric wrote:
Hi all,
I hav tried to understand SIP...im a totally new to
sip, still a student learning.
How do I enable my Voice Mail in my ser.cfg....or
where can i learn to add voice mail? I had vry little
understanding with my ser.cfg file due to the server
was created by previous project student...
here's ser.cfg
#
# $Id: ser.cfg,v 1.21.4.1 2003/11/10 15:35:15 andrei
Exp $
#
# simple quick-start config script
#
# ----------- global configuration parameters
------------------------
debug=3 # debug level (cmd line: -dddddddddd)
fork=yes
log_stderror=yes # (cmd line: -E)
/* Uncomment these lines to enter debugging mode
debug=7
fork=no
log_stderror=yes
*/
listen=172.16.221.38
listen=127.0.0.1
alias="sip.nyp.edu.sg"
alias=172.16.221.38
alias=127.0.0.1
check_via=yes # (cmd. line: -v)
dns=yes # (cmd. line: -r)
rev_dns=no # (cmd. line: -R)
port=5060
children=4
fifo="/tmp/ser_fifo"
# ------------------ module loading
----------------------------------
loadmodule "/usr/lib/ser/modules/mysql.so"
loadmodule "/usr/lib/ser/modules/sl.so"
loadmodule "/usr/lib/ser/modules/tm.so"
loadmodule "/usr/lib/ser/modules/rr.so"
loadmodule "/usr/lib/ser/modules/maxfwd.so"
loadmodule "/usr/lib/ser/modules/usrloc.so"
loadmodule "/usr/lib/ser/modules/registrar.so"
loadmodule "/usr/lib/ser/modules/auth.so"
loadmodule "/usr/lib/ser/modules/auth_db.so"
loadmodule "/usr/lib/ser/modules/acc.so"
loadmodule "/usr/lib/ser/modules/exec.so"
loadmodule "/usr/lib/ser/modules/group.so"
loadmodule "/usr/lib/ser/modules/domain.so"
loadmodule "/usr/lib/ser/modules/print.so"
loadmodule "/usr/lib/ser/modules/textops.so"
loadmodule "/usr/lib/ser/modules/uri.so"
loadmodule "/usr/lib/ser/modules/msilo.so"
loadmodule "/usr/lib/ser/modules/vm.so"
# ----------------- setting module-specific parameters
---------------
# -- tm parameters --
modparam("tm", "fr_timer", 12)
modparam("tm", "fr_inv_timer", 24)
# -- rr parameters --
#add value to ;lr param to make some broken UAs happy
modparam("rr", "enable_full_lr", 1)
# -- usrloc parameters --
#2 enables write-back to persistent mysql storage for
speed
#disable=0, write-through=1
modparam("usrloc", "db_mode", 2)
#minimize write back window - default is 60 seconds
modparam("usrloc", "timer_interval", 120)
#database location
modparam("usrloc", "db_url",
"sql://ser:heslo@localhost/ser")
# -- auth parameters --
#database location
modparam("auth_db", "db_url",
"sql://ser:heslo@localhost/ser")
#allows clear text password in the mysql database
modparam("auth_db", "calculate_ha1", yes)
#name of password column in mysql database
modparam("auth_db", "password_column", "password")
# -- acc parameters --
modparam("acc", "log_level", 1)
modparam("acc", "log_flag", 1)
modparam("acc", "log_missed_flag", 3)
# -- msilo parameters --
modparam("msilo", "db_table", "silo")
# -- msilo parameters --
#URL of the mysql database used to retrieve users.
#modparam("vm", "db_url",
"sql://username:password@localhost/ser")
# ------------------------- request routing logic
-------------------
# main routing logic
route{
#checks messages with max_forwards==0
if (!mf_process_maxfwd_header("10"))
{
sl_send_reply("483","too many hops");
break;
};
#or excessively long requests
if ( msg:len > max_len )
{
sl_send_reply("513", "message is too big");
break;
};
# we record-route all messages -- to make sure that
# subsequent messages will go through our proxy;
that's
# particularly good if upstream and downstream
entities
# use different transport protocol
record_route();
# loose-route processing
if (loose_route())
{
t_relay();
break;
};
# labeled all transaction for accounting
setflag(1);
# record-route INVITES to make sure BYEs will visit
our server too
if (method=="INVITE") record_route();
# if the request is for other domain use UsrLoc
# (in case, it does not work, use the following
command
# with proper names and addresses in it)
if (uri==myself)
{
if (method=="REGISTER")
{
#make sure that users don't register infinite loops
if
(search("^(Contact|m):.*@(172\.16\.221\.38|(proxy\.)?sip\.nyp\.edu\.sg)"))
{
log(1, "LOG: alert: someone trying to set
aor==contact\n");
sl_send_reply("476", "no server address in
contacts allowed");
break;
};
#Uncomment this if you want to use digest
authentication
# if (!www_authorize("sip.nyp.edu.sg",
"subscriber"))
# {
# www_challenge("sip.nyp.edu.sg", "0");
# break;
# };
save("aliases");
save("location");
log("REGISTER received -> dumping messages with
MSILO\n");
#MSILO - dumping user's offline messages
if (m_dump())
{
log("MSILO: offline messages dumped - if they
were\n");
}
else
{
log("MSILO: no offline messages dumped\n");
};
break;
};
#native SIP destinations are handled using our
USRLOC DB
if (!lookup("location"))
{
if (! t_newtran())
{
sl_reply_error();
break;
};
if (!method=="MESSAGE")
{
if (!t_reply("404", "not found on LDAP or SER"))
{
sl_reply_error();
};
break;
};
log("MESSAGE received -> storing using MSILO\n");
# MSILO - storing as offline message
if (m_store("0"))
{
log("MSILO: offline message stored\n");
if (!t_reply("202", "accepted for later
delivery"))
{
sl_reply_error();
};
}
else
{
log("MSILO: offline message NOT stored\n");
if (!t_reply("503", "service unavailable"))
{
sl_reply_error();
};
};
break;
sl_send_reply("404", "not found on LDAP or SER");
break;
};
#if the downstream UA does not support MESSAGE
requests
#go to failure_route[1]
t_on_failure("1");
t_relay();
break;
#native SIP destinations are handled using our
USRLOC DB
if (!lookup("location"))
{
if (!exec_dset("/etc/ser/sipldap"))
{
sl_send_reply("404", "not found on LDAP or SER");
break;
}
else
{
log(1, "sipldap call");
};
};
};
setflag(3);
#forward to current uri now; use stateful forwarding;
that
#works reliably even if we forward from TCP to UDP
if (!t_relay())
{
sl_reply_error();
break;
};
#does user wish redirection on no availability?
#(is he in the voicemail (ser->grp) group?
if (is_user_in("Request-URI", "voicemail"))
{
t_on_failure("4");
setflag(1);
};
}
failure_route[1] {
#forwarding failed -- check if the request was a
MESSAGE
if (!method=="MESSAGE")
{
break;
};
log(1,"MSILO: the downstream UA does not support
MESSAGE requests ...\n");
#we have changed the R-URI with the contact address
-- ignore it now
if (m_store("1"))
{
log("MSILO: offline message stored\n");
t_reply("202", "accepted for later delivery");
}
else
{
log("MSILO: offline message NOT stored\n");
t_reply("503", "service unavailable");
};
}
failure_route[4] {
append_branch("sip:80000@sip.nyp.edu.sg");
append_urihf("CC-Diversion: ", "\r\n");
append_hf("P-hint: OFFLINE-VOICEMAIL\r\n");
t_relay();
}
rgds,
Eric
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--
ISC Network Engineering
The University of Pennsylvania
3401 Walnut Street, Suite 221A
Philadelphia, PA 19104
voice: 215-573-8396
215-746-8001
fax: 215-898-9348
sip:blairs@upenn.edu