Redirect outbound user calls to private IP of other SBC (#197)

* redirect client calls to private address of other SBC

* remove unused util

* use address not port

app.js

@@ -69,6 +69,7 @@ const {
   retrieveSet,
   isMemberOfSet,
   addKey,
+  deleteKey,
   retrieveKey
 } = require('@jambonz/realtimedb-helpers')({}, logger);
 
@@ -104,6 +105,7 @@ srf.locals = {...srf.locals,
   realtimeDbHelpers: {
     client: redisClient,
     addKey,
+    deleteKey,
     retrieveKey,
     createHash,
     retrieveHash,

data/rtp-transcoding.json

@@ -3,6 +3,6 @@
   "DTLS": "off",
   "SDES": "off",
   "ICE": "remove",
-  "flags": ["media handover", "port latching"],
+  "flags": ["port latching"],
   "rtcp-mux": ["demux"]
 }

data/srtp-transcoding.json

@@ -3,13 +3,13 @@
     "transport-protocol": "UDP/TLS/RTP/SAVPF",
     "ICE": "force",
     "SDES": "off",
-    "flags": ["generate mid", "SDES-no", "media handover", "port latching"],
+    "flags": ["generate mid", "SDES-no", "port latching"],
     "rtcp-mux": ["require"]  
   },
   "teams": {
     "transport-protocol": "RTP/SAVP",
     "ICE": "force",
-    "flags": ["generate mid", "media handover",
+    "flags": ["generate mid",
       "SDES-no-AES_CM_128_HMAC_SHA1_32",
       "SDES-no-F8_128_HMAC_SHA1_80",
       "SDES-no-F8_128_HMAC_SHA1_32",

lib/call-session.js

@@ -7,7 +7,9 @@ const {
   isPrivateVoipNetwork,
   isBlackListedSipGateway,
   makeFullMediaReleaseKey,
-  makePartnerFullMediaReleaseKey
+  makePartnerFullMediaReleaseKey,
+  isValidDomainOrIP,
+  removeVideoSdp
 } = require('./utils');
 const { MediaPath } = require('./constants.json');
 const {forwardInDialogRequests} = require('drachtio-fn-b2b-sugar');
@@ -320,7 +322,7 @@ class CallSession extends Emitter {
               const prefix = vc.tech_prefix || '';
               const transport =  o.protocol?.startsWith('tls') ? 'tls' : (o.protocol || 'udp');
               const hostport = !o.port || 5060 === o.port ? o.ipv4 : `${o.ipv4}:${o.port}`;
-              const prependPlus = vc.e164_leading_plus && !this.req.calledNumber.startsWith('0') ? '+' : '';
+              const prependPlus = vc.e164_leading_plus && /^[1-9]/.test(calledNumber) ? '+' : '';
               const scheme = transport === 'tls' && !process.env.JAMBONES_USE_BEST_EFFORT_TLS && o.use_sips_scheme ?
                 'sips' : 'sip';
               let u = `${scheme}:${prefix}${prependPlus}${calledNumber}@${hostport};transport=${transport}`;
@@ -342,6 +344,14 @@ class CallSession extends Emitter {
                 proxy = u;
                 u = `${scheme}:${prefix}${prependPlus}${calledNumber}@${vc.register_sip_realm};transport=${transport}`;
                 this.logger.debug({uri: u}, `using outbound proxy for this registered trunk: ${proxy}`);
+              } else if (vc.outbound_sip_proxy && vc.outbound_sip_proxy.length > 0) {
+                if (vc.outbound_sip_proxy.includes('sip:') || vc.outbound_sip_proxy.includes('sips:')) {
+                  proxy = vc.outbound_sip_proxy;
+                } else if (isValidDomainOrIP(vc.outbound_sip_proxy)) {
+                  proxy =
+                    `${scheme}:${prefix}${prependPlus}${calledNumber}@${vc.outbound_sip_proxy};transport=${transport}`;
+                  this.logger.debug({uri: u}, `using outbound proxy for this trunk: ${proxy}`);
+                }
               }
               mapGateways.set(u, obj);
               uris.push(u);
@@ -487,16 +497,19 @@ class CallSession extends Emitter {
           };
         }
         else {
+          const uri = parseUri(this.req.uri);
           hdrs = {
             ...hdrs,
             'From': createBLegFromHeader({
               logger: this.logger,
               req: this.req,
+              transport: uri.params.transport,
               ...(private_network && {host: this.privateSipAddress})
             }),
             'Contact': createBLegFromHeader({
               logger: this.logger,
               req: this.req,
+              transport: uri.params.transport,
               ...(private_network && {host: this.privateSipAddress})
             })
           };
@@ -618,8 +631,18 @@ class CallSession extends Emitter {
             const abandoned = err.message && err.message.includes('rtpengine failed: Unknown call-id');
             const status = err.status || (abandoned ? 487 : 500);
             if (err instanceof SipError) this.logger.info(`final call failure  ${status}`);
-            else if (!abandoned) this.logger.error(err, 'unexpected call failure');
-            debug(`got final outdial error: ${err}`);
+            else if (!abandoned) {
+              const {writeCallCount, writeCallCountSP, writeCallCountApp} = this.req.srf.locals;
+              this.logger.error({err}, 'unexpected call failure');
+              nudgeCallCounts(this.req, 'failure', {
+                service_provider_sid: this.service_provider_sid,
+                account_sid: this.account_sid,
+                application_sid: this.application_sid,
+                callId: this.req.locals.callId
+              }, this.decrKey, {writeCallCountSP, writeCallCount, writeCallCountApp})
+                .catch((err) => this.logger.error(err, 'Error decrementing call counts'));
+            }
+            this.logger.debug(`got final outdial error: ${err}`);
             if (!passFailure) this.res.send(status);
             this.emit('failed');
             this.rtpEngineResource.destroy()
@@ -643,7 +666,7 @@ class CallSession extends Emitter {
         }
       }
     } catch (err) {
-      if ('abandonded' !== err.message) this.logger.error(err, `Error setting up outbound call to: ${uris}`);
+      if ('abandonded' !== err.message) this.logger.error({err}, `Error setting up outbound call to: ${uris}`);
       this.emit('failed');
       this.srf.endSession(this.req);
       this.rtpEngineResource.destroy();
@@ -694,16 +717,14 @@ class CallSession extends Emitter {
 
         if (process.env.JAMBONES_HOSTING || trackingOn) {
           const {writeCallCount, writeCallCountSP, writeCallCountApp} = this.req.srf.locals;
-          if (!this.req.locals.callCountNudged) {
-            this.req.locals.callCountNudged = true;
-            this.logger.debug('decrementing call count at end of call');
-            await nudgeCallCounts(this.logger, {
-              service_provider_sid: this.service_provider_sid,
-              account_sid: this.account_sid,
-              application_sid: this.application_sid
-            }, this.decrKey, {writeCallCountSP, writeCallCount, writeCallCountApp})
-              .catch((err) => this.logger.error(err, 'Error decrementing call counts'));
-          }
+          this.logger.debug('decrementing call count at end of call');
+          await nudgeCallCounts(this.req, 'complete', {
+            service_provider_sid: this.service_provider_sid,
+            account_sid: this.account_sid,
+            application_sid: this.application_sid,
+            callId: this.req.locals.callId
+          }, this.decrKey, {writeCallCountSP, writeCallCount, writeCallCountApp})
+            .catch((err) => this.logger.error(err, 'Error decrementing call counts'));
         }
 
         /* write cdr for connected call */
@@ -867,9 +888,9 @@ Duration=${payload.duration} `
       const acceptCodecs = process.env.JAMBONES_ACCEPT_AND_TRANSCODE ?
         process.env.JAMBONES_ACCEPT_AND_TRANSCODE :
         process.env.JAMBONES_ACCEPT_G729 ? 'g729' : '';
-      offerMedia = { ...offerMedia, ...(acceptCodecs && dlg.type === 'uac' && 
+      offerMedia = { ...offerMedia, ...(acceptCodecs && dlg.type === 'uac' &&
         { codec: { mask: acceptCodecs, transcode: 'pcmu,pcma' } })};
-      answerMedia = { ...answerMedia, ...(process.env.JAMBONES_CODEC_OFFER_WITH_ORDER && dlg.type === 'uac' && 
+      answerMedia = { ...answerMedia, ...(process.env.JAMBONES_CODEC_OFFER_WITH_ORDER && dlg.type === 'uac' &&
         { codec: {offer: process.env.JAMBONES_CODEC_OFFER_WITH_ORDER.split(','), strip: 'all' }})};
       let opts = {
         ...this.rtpEngineOpts.common,
@@ -921,8 +942,12 @@ Duration=${payload.duration} `
         throw new Error(`_onReinvite: rtpengine failed: ${JSON.stringify(response)}`);
       }
       this.logger.debug({opts, sdp: response.sdp}, 'CallSession:_onReinvite: (answer) sending back upstream');
+      let responseSdp = response.sdp;
+      if (process.env.JAMBONES_VIDEO_CALLS_ENABLED_IN_FS) {
+        responseSdp = removeVideoSdp(responseSdp);
+      }
       res.send(200, {
-        body: response.sdp,
+        body: responseSdp,
         headers: {
           'Contact': this.contactHeader
         }
@@ -1001,7 +1026,8 @@ Duration=${payload.duration} `
               blockMedia: this.blockMedia,
               unblockMedia: this.unblockMedia,
               unsubscribe: this.unsubscribe,
-              headers
+              headers,
+              isSipRecCall: Array.isArray(this.req.payload) && this.req.payload.length > 1
             }));
             try {
               this._startRecordingNoAnswerTimer(res);
@@ -1083,11 +1109,13 @@ Duration=${payload.duration} `
           const code = arr[1];
           const arr2 = /Duration=\s*(\d+)/.exec(req.body);
           const duration = arr2 ? arr2[1] : 250;
+          const volume = 13;
           const dtmfOpts = {
             ...this.rtpEngineOpts.common,
             'from-tag': this.rtpEngineOpts.uas.tag,
             code,
-            duration
+            duration,
+            volume
           };
           const response = await this.playDTMF(dtmfOpts);
           if ('ok' !== response.result) {
@@ -1155,7 +1183,7 @@ Duration=${payload.duration} `
       // eslint-disable-next-line no-unused-vars
         'content-length': _contentlength, 'refer-to': _referto, 'referred-by': referredby,
         // eslint-disable-next-line no-unused-vars
-        'X-Refer-To-Leave-Untouched': _leave,
+        'X-Refer-To-Leave-Untouched': _leave, contact: _contact,
         ...customHeaders
       } = req.headers;
 
@@ -1175,6 +1203,7 @@ Duration=${payload.duration} `
           headers: {
             'Refer-To': `<${stringifyUri(uri)}>`,
             'Referred-By': referredby,
+            'Contact': this.contactHeader,
             ...customHeaders
           }
         });

lib/middleware.js

@@ -1,7 +1,7 @@
 const debug = require('debug')('jambonz:sbc-outbound');
 const parseUri = require('drachtio-srf').parseUri;
 const Registrar = require('@jambonz/mw-registrar');
-const {selectHostPort, nudgeCallCounts} = require('./utils');
+const { nudgeCallCounts} = require('./utils');
 const FS_UUID_SET_NAME =  'fsUUIDs';
 
 module.exports = (srf, logger, redisClient) => {
@@ -17,6 +17,8 @@ module.exports = (srf, logger, redisClient) => {
   const initLocals = async(req, res, next) => {
     req.locals = req.locals || {};
     const callId = req.get('Call-ID');
+    req.locals.nudge = 0;
+    req.locals.callId = callId;
     req.locals.account_sid = req.get('X-Account-Sid');
     req.locals.application_sid = req.get('X-Application-Sid');
     req.locals.record_all_calls = req.get('X-Record-All-Calls');
@@ -106,13 +108,12 @@ module.exports = (srf, logger, redisClient) => {
     try {
       /* decrement count if INVITE is later rejected */
       res.once('end', async({status}) => {
-        if (status > 200 && !req.locals.callCountNudged) {
-          req.locals.callCountNudged = true;
-          logger.debug('decrementing call count due to call rejection');
-          nudgeCallCounts(logger, {
+        if (status > 200) {
+          nudgeCallCounts(req, 'failure', {
             service_provider_sid,
             account_sid,
-            application_sid
+            application_sid,
+            callId: req.locals.callId
           }, decrKey, {writeCallCountSP, writeCallCount, writeCallCountApp})
             .catch((err) => logger.error(err, 'Error decrementing call counts'));
           const tags = ['accepted:no', `sipStatus:${status}`];
@@ -125,10 +126,11 @@ module.exports = (srf, logger, redisClient) => {
       });
 
       /* increment the call count */
-      const  {callsSP, calls} = await nudgeCallCounts(logger, {
+      const  {callsSP, calls} = await nudgeCallCounts(req, 'init', {
         service_provider_sid,
         account_sid,
-        application_sid
+        application_sid,
+        callId: req.locals.callId
       }, incrKey, {writeCallCountSP, writeCallCount, writeCallCountApp});
 
       /* compare to account's limit, though avoid db hit when call count is low */
@@ -172,6 +174,11 @@ module.exports = (srf, logger, redisClient) => {
           });
           return req.srf.endSession(req);
         }
+        if (!account_limit && !sp_limit && process.env.JAMBONES_HOSTING) {
+          logger.info(`checkLimits: no active subscription found for account ${account_sid}, rejecting call`);
+          res.send(503, 'No Active Subscription');
+          return req.srf.endSession(req);
+        }
         if (process.env.JAMBONES_TRACK_SP_CALLS && sp_limit > 0 && callsSP > sp_limit) {
           logger.info({callsSP, sp_limit}, 'checkLimits: service provider limits exceeded');
           writeAlerts({
@@ -227,8 +234,8 @@ module.exports = (srf, logger, redisClient) => {
         logger.info({details: reg}, `sending call to registered user ${aor}`);
         if (req.server.hostport !== reg.sbcAddress) {
           /* redirect to the correct SBC where this user is connected */
-          const proxyAddress = selectHostPort(reg.sbcAddress, 'tcp');
-          const redirectUri =  `<sip:${proxyAddress[1]}>`;
+          const proxyAddress = reg.privateSbcAddress.split(':');
+          const redirectUri =  `<sip:${proxyAddress[0]}>`;
           logger.info({
             myHostPort: req.server.hostport,
             registeredHostPort: reg.sbcAddress,
@@ -253,9 +260,22 @@ module.exports = (srf, logger, redisClient) => {
     else if ('sip' === desiredRouting) {
       // call that needs to be forwarded to a sip endpoint
       logger.info(`forwarding call to sip endpoint ${req.uri}`);
+
+      // check if the domain is one of ours
+      if (process.env.JAMBONES_LOCAL_SIP_DOMAINS) {
+        const allowedDomains = process.env.JAMBONES_LOCAL_SIP_DOMAINS.split(',');
+        const domain = uri.host;
+        const isLoop = allowedDomains.some((allowed) =>
+          domain === allowed.trim() || domain.endsWith(`.${allowed.trim()}`)
+        );
+        if (isLoop) {
+          logger.info({ host: domain }, `returning 482 Loop Detected for attempt to send to: ${req.uri}`);
+          res.send(482, 'Loop Detected');
+          return req.srf.endSession(req);
+        }
+      }
       req.locals.target = 'forward';
-    }
-    else if ('phone' === desiredRouting) {
+    }    else if ('phone' === desiredRouting) {
       debug('sending call to LCR');
       req.locals.target = 'lcr';
     }

lib/utils.js

@@ -3,6 +3,7 @@ const srtpCharacteristics = require('../data/srtp-transcoding');
 const debug = require('debug')('jambonz:sbc-outbound');
 const CIDRMatcher = require('cidr-matcher');
 const dns = require('dns');
+const sdpTransform = require('sdp-transform');
 
 function makeRtpEngineOpts(req, srcIsUsingSrtp, dstIsUsingSrtp, padCrypto, teams) {
   const from = req.getParsedHeader('from');
@@ -27,6 +28,14 @@ function makeRtpEngineOpts(req, srcIsUsingSrtp, dstIsUsingSrtp, padCrypto, teams
       srcOpts.flags.push('inject DTMF');
     }
   }
+
+  /** By default, and for backwards compatibility, use media handover
+   * set env var to true to use strict source instead (needed for rtpbleed vulnerability)
+   */
+  const enableStrictSource = !!process.env.RTPENGINE_ENABLE_STRICT_SOURCE;
+  dstOpts.flags.push(enableStrictSource ? 'strict source' : 'media handover');
+  srcOpts.flags.push(enableStrictSource ?  'strict source' : 'media handover');
+
   const common = {
     'call-id': req.get('Call-ID'),
     'replace': ['origin', 'session-connection'],
@@ -131,13 +140,96 @@ const createHealthCheckApp = (port, logger) => {
   });
 };
 
-const nudgeCallCounts = async(logger, sids, nudgeOperator, writers) => {
-  const {service_provider_sid, account_sid, application_sid} = sids;
+/**
+ * nudgeCallCounts - increment or decrement call counts in redis
+ *
+ *              current nudge value
+ * -----------------------------------------
+ *  why    |     -1     |    0    |    1    |
+ * -----------------------------------------
+ *  init   |    no-op   |    +1   |    N/A  |
+ * failure |    N/A     |    -1   |    -1   |
+ * complete|    N/A     |    N/A  |    -1   |
+ *
+ *
+ */
+
+const shouldNudge = (why, req) => {
+  const {nudge, logger} = req.locals;
+  let modifyCount = false;
+  const originalNudge = nudge;
+
+  switch (why) {
+    case 'init':
+      if (nudge === 0) {
+        // normal case: new call, increment call count
+        req.locals.nudge = 1;
+        modifyCount = true;
+      }
+      else if (nudge === -1) {
+        // extremely quick cancel, don't increment call count
+        req.locals.nudge = 0;
+      }
+      else {
+        logger.info(`shouldNudge: unexpected nudge value ${nudge} for ${why}`);
+      }
+      break;
+    case 'failure':
+      if (nudge === 1) {
+        // normal case of call failed for any reason, decrement call count
+        req.locals.nudge = 0;
+        modifyCount = true;
+      }
+      else if (nudge === 0) {
+        // very quick failure dont decrement call count
+        req.locals.nudge = -1;
+      }
+      else {
+        logger.info(`shouldNudge: unexpected nudge value ${nudge} for ${why}`);
+      }
+      break;
+    case 'complete':
+      if (nudge === 1) {
+        // normal case of call completed, decrement call count
+        req.locals.nudge = 0;
+        modifyCount = true;
+      }
+      else {
+        logger.info(`shouldNudge: unexpected nudge value ${nudge} for ${why}`);
+      }
+      break;
+    default:
+      logger.info(`shouldNudge: unexpected why value ${why}`);
+      break;
+  }
+
+  logger.info(`shouldNudge: '${why}': updating count: ${modifyCount}, nudge: ${originalNudge} -> ${req.locals.nudge}`);
+  return modifyCount;
+};
+
+const nudgeCallCounts = async(req, why, sids, nudgeOperator, writers) => {
+  const {logger} = req.locals;
+  const {service_provider_sid, account_sid, application_sid, callId} = sids;
   const {writeCallCount, writeCallCountSP, writeCallCountApp} = writers;
   const nudges = [];
   const writes = [];
 
-  logger.debug(sids, 'nudgeCallCounts');
+  if (!shouldNudge(why, req)) {
+    return {callsSP: null, calls: null, callsApp: null};
+  }
+
+  if (process.env.JAMBONES_DEBUG_CALL_COUNTS) {
+    const {srf} = require('..');
+    const {addKey, deleteKey} = srf.locals.realtimeDbHelpers;
+
+    if (why === 'init') {
+      // save for 3 days
+      await addKey(`debug:outcalls:${account_sid}:${callId}`, new Date().toISOString(), 259200);
+    }
+    else {
+      await deleteKey(`debug:outcalls:${account_sid}:${callId}`);
+    }
+  }
 
   if (process.env.JAMBONES_TRACK_SP_CALLS) {
     const key = makeSPCallCountKey(service_provider_sid);
@@ -198,7 +290,7 @@ const isPrivateVoipNetwork = async(uri) => {
   if (privateNetworkCidr) {
     try {
       const matcher = new CIDRMatcher(privateNetworkCidr.split(','));
-      const arr = /sips?:.*@(.*?)(:\d+)?(;.*)$/.exec(uri);
+      const arr = /sips?:.*@(.*?)(:\d+)?(;.*)?$/.exec(uri);
       if (arr) {
         const input = arr[1];
         let addresses;
@@ -240,6 +332,23 @@ const makePartnerFullMediaReleaseKey = (callId) => {
   return `a_sdp:${callId}`;
 };
 
+function isValidDomainOrIP(input) {
+  const domainRegex = /^(?!:\/\/)([a-zA-Z0-9.-]+)(:\d+)?$/;
+  // eslint-disable-next-line max-len
+  const ipRegex = /^(?:(?:25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9]?[0-9])\.){3}(?:25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9]?[0-9])(:\d+)?$/;
+
+  if (domainRegex.test(input) || ipRegex.test(input)) {
+    return true;
+  }
+
+  return false; // Invalid input
+}
+const removeVideoSdp = (sdp) => {
+  const parsedSdp = sdpTransform.parse(sdp);
+  // Filter out video media sections, keeping only non-video media
+  parsedSdp.media = parsedSdp.media.filter((media) => media.type !== 'video');
+  return sdpTransform.write(parsedSdp);
+};
 module.exports = {
   makeRtpEngineOpts,
   selectHostPort,
@@ -253,5 +362,7 @@ module.exports = {
   isPrivateVoipNetwork,
   isBlackListedSipGateway,
   makeFullMediaReleaseKey,
-  makePartnerFullMediaReleaseKey
+  makePartnerFullMediaReleaseKey,
+  isValidDomainOrIP,
+  removeVideoSdp
 };

package-lock.json

@@ -1,26 +1,27 @@
 {
   "name": "sbc-outbound",
-  "version": "0.9.3",
+  "version": "0.9.5",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "sbc-outbound",
-      "version": "0.9.3",
+      "version": "0.9.5",
       "license": "MIT",
       "dependencies": {
-        "@jambonz/db-helpers": "^0.9.7",
+        "@babel/helpers": "^7.26.10",
+        "@jambonz/db-helpers": "^0.9.12",
         "@jambonz/http-health-check": "^0.0.1",
         "@jambonz/mw-registrar": "0.2.7",
-        "@jambonz/realtimedb-helpers": "^0.8.9",
+        "@jambonz/realtimedb-helpers": "^0.8.13",
         "@jambonz/rtpengine-utils": "^0.4.4",
-        "@jambonz/siprec-client-utils": "^0.2.9",
+        "@jambonz/siprec-client-utils": "^0.2.10",
         "@jambonz/stats-collector": "^0.1.10",
         "@jambonz/time-series": "^0.2.10",
         "cidr-matcher": "^2.1.1",
         "debug": "^4.3.4",
         "drachtio-fn-b2b-sugar": "^0.2.1",
-        "drachtio-srf": "^5.0.1",
+        "drachtio-srf": "^5.0.12",
         "express": "^4.19.2",
         "pino": "^8.20.0",
         "sdp-transform": "^2.15.0"
@@ -275,19 +276,17 @@
       }
     },
     "node_modules/@babel/helper-string-parser": {
-      "version": "7.24.8",
-      "resolved": "https://registry.npmjs.org/@babel/helper-string-parser/-/helper-string-parser-7.24.8.tgz",
-      "integrity": "sha512-pO9KhhRcuUyGnJWwyEgnRJTSIZHiT+vMD0kPeD+so0l7mxkMT19g3pjY9GTnHySck/hDzq+dtW/4VgnMkippsQ==",
-      "dev": true,
+      "version": "7.27.1",
+      "resolved": "https://registry.npmjs.org/@babel/helper-string-parser/-/helper-string-parser-7.27.1.tgz",
+      "integrity": "sha512-qMlSxKbpRlAridDExk92nSobyDdpPijUq2DW6oDnUqd0iOGxmQjyqhMIihI9+zv4LPyZdRje2cavWPbCbWm3eA==",
       "engines": {
         "node": ">=6.9.0"
       }
     },
     "node_modules/@babel/helper-validator-identifier": {
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@@ -413,27 +413,26 @@
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-        "@babel/parser": "^7.24.7",
-        "@babel/types": "^7.24.7"
+        "@babel/code-frame": "^7.27.1",
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-        "picocolors": "^1.0.0"
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-        "@babel/helper-validator-identifier": "^7.24.7",
-        "to-fast-properties": "^2.0.0"
+        "@babel/helper-string-parser": "^7.27.1",
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@@ -578,9 +575,9 @@
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@@ -609,9 +606,9 @@
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+      "version": "0.8.13",
+      "resolved": "https://registry.npmjs.org/@jambonz/realtimedb-helpers/-/realtimedb-helpers-0.8.13.tgz",
+      "integrity": "sha512-/7c8kCu/dMSk8CWTYdEv4xU/7+vmVL30VCjtHPRAXVBRIVejAPDf1xK5n0rXwG8Fda1Oa+0TFsymkiRpew8P6w==",
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@@ -628,9 +625,9 @@
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-      "version": "0.2.9",
-      "resolved": "https://registry.npmjs.org/@jambonz/siprec-client-utils/-/siprec-client-utils-0.2.9.tgz",
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+      "version": "0.2.10",
+      "resolved": "https://registry.npmjs.org/@jambonz/siprec-client-utils/-/siprec-client-utils-0.2.10.tgz",
+      "integrity": "sha512-Ns7rWK6cXVCr/1IoqPuVg9UKVRZNcs5EMvnhuoPhRD6L0HzLnfB0/BAq29bkHj0sr0bu0dp3hD5B+BnOcJuhaQ==",
       "license": "MIT",
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@@ -1064,10 +1061,11 @@
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     "node_modules/brace-expansion": {
-      "version": "1.1.11",
-      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
-      "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
+      "version": "1.1.12",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.12.tgz",
+      "integrity": "sha512-9T9UjW3r0UW5c1Q7GTwllptXwhvYmEzFhzMfZ9H7FQWt+uZePjZPjBP/W1ZEyZ1twGWom5/56TF4lPcqjnDHcg==",
       "dev": true,
+      "license": "MIT",
       "dependencies": {
         "balanced-match": "^1.0.0",
         "concat-map": "0.0.1"
@@ -1589,9 +1587,10 @@
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     "node_modules/drachtio-srf": {
-      "version": "5.0.1",
-      "resolved": "https://registry.npmjs.org/drachtio-srf/-/drachtio-srf-5.0.1.tgz",
-      "integrity": "sha512-HMPn+xLm2TCYY6cJoRpTlhCRakyKgPD93lM1gg6nNIlO9gPSKlUjX3mxL4iaFKuh+UFMMTAoB26fj892A6Lr4Q==",
+      "version": "5.0.12",
+      "resolved": "https://registry.npmjs.org/drachtio-srf/-/drachtio-srf-5.0.12.tgz",
+      "integrity": "sha512-3L5nq3uxwb+DcHaeyRBR974no5mJkFilqqhbJ2VTjpJXC/nYAU/Q468z9hq3vtq7pGjc1kORxMHgH4Y0Oj8cIw==",
+      "license": "MIT",
       "dependencies": {
         "debug": "^3.2.7",
         "delegates": "^0.1.0",
@@ -1605,7 +1604,7 @@
         "uuid-random": "^1.3.2"
       },
       "engines": {
-        "node": ">= 10.x"
+        "node": ">= 18.x"
       }
     },
     "node_modules/drachtio-srf/node_modules/debug": {
@@ -3295,8 +3294,7 @@
     "node_modules/js-tokens": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/js-tokens/-/js-tokens-4.0.0.tgz",
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     "node_modules/js-yaml": {
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@@ -3947,10 +3945,9 @@
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     "node_modules/picocolors": {
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-      "dev": true
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.1.1.tgz",
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     },
     "node_modules/pino": {
       "version": "8.21.0",
@@ -4884,15 +4881,6 @@
         "real-require": "^0.2.0"
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     },
-    "node_modules/to-fast-properties": {
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-      "dev": true,
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package.json

@@ -1,6 +1,6 @@
 {
   "name": "sbc-outbound",
-  "version": "0.9.3",
+  "version": "0.9.5",
   "main": "app.js",
   "engines": {
     "node": ">= 18.0.0"
@@ -24,21 +24,22 @@
     "start": "node app",
     "test": "NODE_ENV=test HTTP_PORT=3050 JAMBONES_HOSTING=1 JAMBONES_NETWORK_CIDR=127.0.0.1/32 JAMBONES_MYSQL_HOST=127.0.0.1 JAMBONES_MYSQL_USER=jambones_test JAMBONES_MYSQL_PASSWORD=jambones_test JAMBONES_MYSQL_DATABASE=jambones_test JAMBONES_REDIS_HOST=localhost JAMBONES_REDIS_PORT=16379 JAMBONES_TIME_SERIES_HOST=127.0.0.1 JAMBONES_LOGLEVEL=error DRACHTIO_SECRET=cymru DRACHTIO_HOST=127.0.0.1 DRACHTIO_PORT=9060 JAMBONES_RTPENGINES=127.0.0.1:12222 node test/ ",
     "coverage": "./node_modules/.bin/nyc --reporter html --report-dir ./coverage npm run test",
-    "jslint": "eslint app.js lib --fix"    
+    "jslint": "eslint app.js lib --fix"
   },
   "dependencies": {
-    "@jambonz/db-helpers": "^0.9.7",
-    "@jambonz/realtimedb-helpers": "^0.8.9",
+    "@babel/helpers": "^7.26.10",
+    "@jambonz/db-helpers": "^0.9.12",
     "@jambonz/http-health-check": "^0.0.1",
     "@jambonz/mw-registrar": "0.2.7",
+    "@jambonz/realtimedb-helpers": "^0.8.13",
     "@jambonz/rtpengine-utils": "^0.4.4",
-    "@jambonz/siprec-client-utils": "^0.2.9",
+    "@jambonz/siprec-client-utils": "^0.2.10",
     "@jambonz/stats-collector": "^0.1.10",
     "@jambonz/time-series": "^0.2.10",
     "cidr-matcher": "^2.1.1",
     "debug": "^4.3.4",
     "drachtio-fn-b2b-sugar": "^0.2.1",
-    "drachtio-srf": "^5.0.1",
+    "drachtio-srf": "^5.0.12",
     "express": "^4.19.2",
     "pino": "^8.20.0",
     "sdp-transform": "^2.15.0"