diff --git a/src/XrdOuc/XrdOucTPC.cc b/src/XrdOuc/XrdOucTPC.cc
index da927001cc0..92c035af462 100644
--- a/src/XrdOuc/XrdOucTPC.cc
+++ b/src/XrdOuc/XrdOucTPC.cc
@@ -45,6 +45,7 @@ const char *XrdOucTPC::tpcKey = "tpc.key";
 const char *XrdOucTPC::tpcLfn = "tpc.lfn";
 const char *XrdOucTPC::tpcOrg = "tpc.org";
 const char *XrdOucTPC::tpcSrc = "tpc.src";
+const char *XrdOucTPC::tpcStr = "tpc.str";
 const char *XrdOucTPC::tpcTtl = "tpc.ttl";
 
 /******************************************************************************/
@@ -53,7 +54,7 @@ const char *XrdOucTPC::tpcTtl = "tpc.ttl";
   
 const char *XrdOucTPC::cgiC2Dst(const char *cKey, const char *xSrc,
                                 const char *xLfn, const char *xCks,
-                                      char *Buff, int Blen)
+                                      char *Buff, int Blen, int strms)
 {
    tpcInfo Info;
    char    *bP = Buff;
@@ -80,6 +81,12 @@ const char *XrdOucTPC::cgiC2Dst(const char *cKey, const char *xSrc,
        if (Blen > 1) n = snprintf(bP, Blen, "&%s=%s", tpcCks, xCks);
       }
 
+   if (strms > 0)
+      {bP += n; Blen -= n;
+       if (Blen > 1) n = snprintf(bP, Blen, "&%s=%d", tpcStr, strms);
+      }
+
+
 // All done
 //
    return (n > Blen ? "!Unable to generate full cgi." : Buff);
diff --git a/src/XrdOuc/XrdOucTPC.hh b/src/XrdOuc/XrdOucTPC.hh
index d695a5327e9..193dcba4f01 100644
--- a/src/XrdOuc/XrdOucTPC.hh
+++ b/src/XrdOuc/XrdOucTPC.hh
@@ -38,7 +38,7 @@ public:
 
 static
 const char *cgiC2Dst(const char *cKey, const char *xSrc, const char *xLfn,
-                     const char *xCks,       char *Buff, int Blen);
+                     const char *xCks,       char *Buff, int Blen, int strms=0);
 
 static
 const char *cgiC2Src(const char *cKey, const char *xDst, int xTTL,
@@ -61,6 +61,8 @@ const char *tpcOrg;
 static
 const char *tpcSrc;
 static
+const char *tpcStr;
+static
 const char *tpcTtl;
 
             XrdOucTPC() {}