Improve log message for server socket

src/DHTConnectionImpl.cc

@@ -82,10 +82,10 @@ bool DHTConnectionImpl::bind(uint16_t& port, const std::string& addr)
     std::pair<std::string, uint16_t> svaddr;
     socket_->getAddrInfo(svaddr);
     port = svaddr.second;
-    A2_LOG_NOTICE(fmt(_("IPv%d DHT: listening to port %u"), ipv, port));
+    A2_LOG_NOTICE(fmt(_("IPv%d DHT: listening on UDP port %u"), ipv, port));
     return true;
   } catch(RecoverableException& e) {
-    A2_LOG_ERROR_EX(fmt("IPv%d DHT: failed to bind port %u", ipv, port), e);
+    A2_LOG_ERROR_EX(fmt("IPv%d DHT: failed to bind UDP port %u", ipv, port), e);
   }
   return false;
 }

src/DHTSetup.cc

@@ -122,7 +122,7 @@ void DHTSetup::setup
         e->getOption()->get(family == AF_INET?PREF_DHT_LISTEN_ADDR:
                             PREF_DHT_LISTEN_ADDR6);
       if(!connection->bind(port, addr, sgl)) {
-        throw DL_ABORT_EX("Error occurred while binding port for DHT");
+        throw DL_ABORT_EX("Error occurred while binding UDP port for DHT");
       }
       localNode->setPort(port);
     }

src/HttpListenCommand.cc

@@ -109,10 +109,10 @@ bool HttpListenCommand::bindPort(uint16_t port)
     A2_LOG_INFO(fmt(MSG_LISTENING_PORT,
                     getCuid(), port));
     e_->addSocketForReadCheck(serverSocket_, this);
-    A2_LOG_NOTICE(fmt(_("IPv%d RPC: listening to port %u"), ipv, port));
+    A2_LOG_NOTICE(fmt(_("IPv%d RPC: listening on TCP port %u"), ipv, port));
     return true;
   } catch(RecoverableException& e) {
-    A2_LOG_ERROR_EX(fmt("IPv%d RPC: failed to bind port %u", ipv, port), e);
+    A2_LOG_ERROR_EX(fmt("IPv%d RPC: failed to bind TCP port %u", ipv, port), e);
     serverSocket_->closeConnection();
   }
   return false;

src/PeerListenCommand.cc

@@ -79,11 +79,11 @@ bool PeerListenCommand::bindPort(uint16_t& port, SegList<int>& sgl)
     try {
       socket_->bind(0, port, family_);
       socket_->beginListen();
-      A2_LOG_NOTICE(fmt(_("IPv%d BitTorrent: listening to port %u"),
+      A2_LOG_NOTICE(fmt(_("IPv%d BitTorrent: listening on TCP port %u"),
                         ipv, port));
       return true;
     } catch(RecoverableException& ex) {
-      A2_LOG_ERROR_EX(fmt("IPv%d BitTorrent: failed to bind port %u",
+      A2_LOG_ERROR_EX(fmt("IPv%d BitTorrent: failed to bind TCP port %u",
                           ipv, port), ex);
       socket_->closeConnection();
     }