Hello, do a 'kamctl ps' and see if kamailio listens on an ip address that has a route to the target address.
Cheers, Daniel On 23/08/15 16:36, Victor Huertas Garcia wrote: > Hello everybody, > > I have tried to perform a call between alice and bob (both registered > in the same SCSCF and from the same PCSCF). The INVITE goes all the > way as it is supposed: > > Alice-->PCSCF-->SBC-->SCSCF-->ICSCF-->SCSCF-->SBC-->PCSCF. > > But when it reaches PCSCF on Network to User direction, this SIP proxy > answers with a "477 Unfortunately error on sending to next hop > occurred" code just after an exchange with the RTP Proxy (Offer-Answer). > > At kamailio.cfg (which it is not change from the default config) this > exchange is done under Route[RTPRPROXY] in the function: > > rtpengine_manage("trust-address replace-origin > replace-session-connection ICE=remove"); > > Does anybody know why is complaining (see below) about the server on > localhost while it is not configured so? > > Here you can find the logs from PCSCF: > > Aug 23 15:10:06 ims rtpengine[556]: > [3D504184-55D9D43E00072478-7E0DE700] Received command 'offer' from > 192.168.0.108:57522 > > Aug 23 15:10:06 ims rtpengine[556]: > [3D504184-55D9D43E00072478-7E0DE700] Creating new call > > Aug 23 15:10:06 ims rtpengine[556]: > [3D504184-55D9D43E00072478-7E0DE700] Replying to 'offer' from > 192.168.0.108:57522 > > Aug 23 15:10:06 ims /usr/sbin/kamailio[3313]: ERROR: *** > cfgtrace:request_route=[RTPPROXY] c=[/etc/kamailio/pcscf/kamailio.cfg] > l=813 a=2 n=return > > Aug 23 15:10:06 ims /usr/sbin/kamailio[3313]: ERROR: *** > cfgtrace:request_route=[Term_Initial] > c=[/etc/kamailio/pcscf/kamailio.cfg] l=1196 a=24 n=t_relay > > Aug 23 15:10:06 ims /usr/sbin/kamailio[3313]: ERROR: <core> > [udp_server.c:550]: udp_send(): > sendto(sock,0x7f480e27ed70,1358,0,192.168.0.105:49284,16): Invalid > argument(22) > > Aug 23 15:10:06 ims /usr/sbin/kamailio[3313]: CRITICAL: <core> > [udp_server.c:555]: udp_send(): invalid sendtoparameters#012one > possible reason is the server is bound to localhost and#012attempts to > send to the net > > > Here you can find the configuration from RTP proxy > (/etc/default/ngcp-rtpengine-daemon) and you can see that I am not > listening the localhost port at "INTERFACES": > > > > > RUN_RTPENGINE=yes > > > LISTEN_TCP=25060 > > LISTEN_UDP=12222 > > LISTEN_NG=22222 > > LISTEN_CLI=9900 > > INTERFACES="192.168.0.108" > > TIMEOUT=60 > > SILENT_TIMEOUT=3600 > > PIDFILE=/var/run/ngcp-rtpengine-daemon.pid > > FORK=yes > > # TOS=184 > > TABLE=0 > > # NO_FALLBACK=yes > > # PORT_MIN=30000 > > # PORT_MAX=50000 > > # REDIS=127.0.0.1:6379 > > # REDIS_DB=1 > > # B2B_URL=http://127.0.0.1:8090/ > > # LOG_LEVEL=6 > > # LOG_FACILITY=daemon > > # LOG_FACILITY_CDR=daemon > > # LOG_FACILITY_RTCP=daemon > > # NUM_THREADS=5 > > # DELETE_DELAY=30 > > # GRAPHITE=9006 > > # GRAPHITE_INTERVAL=60 > > # GRAPHITE_PREFIX=myownprefix > > # MAX_SESSIONS=5000 > > > And finally the pcscf.cfg: > > # SIP / UDP > > listen=udp:eth0:4060 > > #listen=udp:127.0.0.1:4070 > > listen=udp:127.0.0.1:4060 > > # SIP / TCP (Monitoring) > > #listen=tcp:127.0.0.1:4060 > > # SIP / TCP/TLS > > #listen=tls:109.239.57.200:5061 > > # SIP / Websocket > > > #!define MY_WS_PORT 80 > > > listen=tcp:eth0:MY_WS_PORT > > > # SIP / Websocket/TLS > > #!define MY_WSS_PORT 443 > > #listen=tls:109.239.57.200:MY_WSS_PORT > > > #alias=pcscf-1.imscore.org > > alias=pcscf.home-domain.net > > #alias=proxy.imscore.org > > #alias=tls:"wss-proxy.imscore.org":443 > > > # Port, where we listen to Traffic > > #!define PORT 4060 > > > # NUEVO Workshop! > > #!define SBCPORT 5080 > > #!define PCSCF_URL "sip:pcscf.home-domain.net" > > #!define TCP_PROCESSES 32 > > > #!subst "/NETWORKNAME/home-domain.net/" > > #!subst "/HOSTNAME/pcscf.home-domain.net/" > > #!define HOSTNAME_IP pcscf.home-domain.net > > #!define HOSTNAME_ESC "pcscf\.home-domain\.net" > > > # SIP-Address of capturing node, if not set, capturing is disabled. > > ##!define CAPTURE_NODE "sip:10.1.8.55" > > > # Allowed IPs for XML-RPC-Queries > > #!define XMLRPC_WHITELIST_1 "127.0.0.1" > > ##!define XMLRPC_WHITELIST_2 "127.0.0.1" > > ##!define XMLRPC_WHITELIST_3 "127.0.0.1" > > > # Databases: > > #!define DB_URL "mysql://pcscf:heslo@127.0.0.1/pcscf" > > ##!define DB_URL2 "con2=>mysql://pcscf:heslo@127.0.0.1/pcscf" > > ##!define DB_URL "con1=>mysql://pcscf:heslo@192.168.5.1/pcscf" > > ##!define DB_URL2 "con2=>mysql://pcscf:heslo@10.1.27.217/pcscf" > > > #! Optional: Server-URL for Websocket-Requests > > ##!define WEBSOCKET_WEBSERVER "phone.imscore.org" > > > # NUEVO Workshop! > > #!subst "/ICID_VALUE_PREFIX/P-CSCFabcd/" > > #!subst "/ICID_GEN_ADDR/127.0.0.1/" > > > # IP-Adress(es) of the RTP-Proxy > > ##!define RTPPROXY_ADDRESS "udp:10.1.2.186:22222 udp:10.1.27.217:22222" > > #!define RTPPROXY_ADDRESS "udp:192.168.0.108:22222" > > # > > # Several features can be enabled using '#!define WITH_FEATURE' > directives: > > # > > # *** To run in debug mode: > > # - define WITH_DEBUG > > # > > # *** To enable nat traversal execute: > > # - define WITH_NAT > > # - define the connection to the RTP-Proxy: RTPPROXY_ADDRESS > > # > > # *** To force alls calls through the RTP-Proxy > > # - this will automagically enable NAT-Traversal > > # - define FORCE_RTPRELAY > > # > > # *** To enable IPv4/IPv6 Translation (RTPProxy) > > # - this will automagically enable NAT-Traversal > > # - define WITH_RTPIPV4 > > # > > # *** To enable TCP support execute: > > # - define WITH_TCP > > # > > # *** To enable TLS support execute: > > # - adjust CFGDIR/tls.cfg as needed > > # - define WITH_TLS > > # - this will automagically enable TCP > > # > > # *** To enable XMLRPC support execute: > > # - define WITH_XMLRPC > > # - this will automagically enable TCP > > # > > # *** To enable anti-flood detection execute: > > # - adjust pike and htable=>ipban settings as needed (default is > > # block if more than 16 requests in 2 seconds and ban for 300 > seconds) > > # - define WITH_ANTIFLOOD > > # > > # *** To enable the Rx-Interface: > > # - Configure Rx-Diameter-Interface in pcscf.xml > > # - define WITH_RX > > # > > # *** To enable a Homer SIP-Capter-Node: > > # - define CAPTURE_NODE with a proper address > > # > > # *** To enable support for the SEMS-SBC > > # - define WITH_SBC > > # - configure dispatcher-list with a set of SBC's > > # > > # *** To enable support for Websocket > > # - define WITH_WEBSOCKET > > # - this will automagically enable TCP > > # > > # Enabled Features for this host: > > #!define WITH_DEBUG > > #!define WITH_NAT > > #!define WITH_NATPING > > #!define FORCE_RTPRELAY > > ##!define WITH_TLS > > #!define WITH_XMLRPC > > #!define WITH_ANTIFLOOD > > ##!define WITH_RX > > ##!define WITH_RX_REG > > ##!define WITH_RX_CALL > > ##!define WITH_TCP > > ##!define WITH_SBC > > ##!define WITH_RTPIPV4 > > #!define WITH_SBC_CALL > > #!define WITH_REGINFO > > #!define WITH_WEBSOCKET > > #!define WITH_IMS_HDR_CACHE > > > Thanks a lot for your attention > > > > _______________________________________________ > SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list > sr-users@lists.sip-router.org > http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users -- Daniel-Constantin Mierla http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda Book: SIP Routing With Kamailio - http://www.asipto.com
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