Cisco Ios PortDiscovery

Change-Id: Ic51466d027f45de8ee91c9904e92b450bf9d0bb7

+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.drivers.cisco;
+
+import com.google.common.collect.ImmutableList;
+import org.onosproject.net.behaviour.PortDiscovery;
+import org.onosproject.net.device.PortDescription;
+import org.onosproject.net.driver.AbstractHandlerBehaviour;
+import org.onosproject.netconf.NetconfController;
+import org.onosproject.netconf.NetconfSession;
+import org.slf4j.Logger;
+
+import java.io.IOException;
+import java.util.List;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * Retrieves the ports from Cisco IOS devices via netconf.
+ */
+public class PortGetterCiscoIosImpl extends AbstractHandlerBehaviour
+        implements PortDiscovery {
+
+    private final Logger log = getLogger(getClass());
+    private String interfaces;
+
+    @Override
+    public List<PortDescription> getPorts() {
+        NetconfController controller = checkNotNull(handler().get(NetconfController.class));
+        NetconfSession session = controller.getDevicesMap().get(handler().data().deviceId()).getSession();
+        try {
+            interfaces = session.get(showInterfacesRequestBuilder());
+        } catch (IOException e) {
+            log.error("Failed to retrieve Interfaces");
+            return ImmutableList.of();
+        }
+        return ImmutableList.copyOf(TextBlockParserCisco.parseCiscoIosPorts(interfaces));
+    }
+
+    /**
+     * Builds a request crafted to get the configuration required to create port
+     * descriptions for the device.
+     *
+     * @return The request string.
+     */
+    private String showInterfacesRequestBuilder() {
+        //Message ID is injected later.
+        StringBuilder rpc = new StringBuilder("<rpc xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\">");
+        rpc.append("<get>");
+        rpc.append("<filter>");
+        rpc.append("<config-format-text-block>");
+        rpc.append("<text-filter-spec> | include exp_to_match_run_conf </text-filter-spec>");
+        rpc.append("</config-format-text-block>");
+        rpc.append("<oper-data-format-text-block>");
+        rpc.append("<show>interfaces</show>");
+        rpc.append("</oper-data-format-text-block>");
+        rpc.append("</filter>");
+        rpc.append("</get>");
+        rpc.append("</rpc>]]>]]>");
+        return rpc.toString();
+    }
+
+}
\ No newline at end of file

+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.drivers.cisco;
+
+import com.google.common.collect.Lists;
+import org.onosproject.net.AnnotationKeys;
+import org.onosproject.net.DefaultAnnotations;
+import org.onosproject.net.PortNumber;
+import org.onosproject.net.device.DefaultPortDescription;
+import org.onosproject.net.device.PortDescription;
+
+import java.util.Arrays;
+import java.util.List;
+
+import static org.onosproject.net.Port.Type;
+
+/**
+ *Parser for Netconf configurations and replys as plain text.
+ */
+public final class TextBlockParserCisco {
+
+    private static final String BANDWIDTH = "BW ";
+    private static final String SPEED = " Kbit/sec";
+    private static final String ETHERNET = "Eth";
+    private static final String FASTETHERNET = "Fas";
+    private static final String GIGABITETHERNET = "Gig";
+    private static final String FDDI = "Fdd";
+    private static final String POS = "POS";
+    private static final String SERIAL = "Ser";
+    private static final List INTERFACES = Arrays.asList(ETHERNET, FASTETHERNET, GIGABITETHERNET, SERIAL, FDDI, POS);
+    private static final List FIBERINTERFACES = Arrays.asList(FDDI, POS);
+
+    private static final String NEWLINE_SPLITTER = "\n";
+    private static final String PORT_DELIMITER = "/";
+    private static final String SPACE = " ";
+    private static final String IS_UP = "is up, line protocol is up";
+
+
+    private TextBlockParserCisco() {
+        //not called, preventing any allocation
+    }
+
+    /**
+     * Calls methods to create information about Ports.
+     * @param interfacesReply the interfaces as plain text
+     * @return the Port description list
+     */
+    public static List<PortDescription> parseCiscoIosPorts(String interfacesReply) {
+        String parentInterface;
+        String[] parentArray;
+        String tempString;
+        List<PortDescription> portDesc = Lists.newArrayList();
+        int interfacesCounter = interfacesCounterMethod(interfacesReply);
+        for (int i = 0; i < interfacesCounter; i++) {
+            parentInterface = parentInterfaceMethod(interfacesReply);
+            portDesc.add(findPortInfo(parentInterface));
+            parentArray = parentInterface.split(SPACE);
+            tempString = parentArray[0] + SPACE;
+            interfacesReply = interfacesReply.replace(tempString, SPACE + tempString);
+        }
+        return portDesc;
+    }
+
+    /**
+     * Creates the port information object.
+     * @param interfaceTree the interfaces as plain text
+     * @return the Port description object
+     */
+    private static DefaultPortDescription findPortInfo(String interfaceTree) {
+        String[] textStr = interfaceTree.split(NEWLINE_SPLITTER);
+        String[] firstLine = textStr[0].split(SPACE);
+        String firstWord = firstLine[0];
+        Type type = getPortType(textStr);
+        boolean isEnabled = getIsEnabled(textStr);
+        String port = getPort(textStr);
+        long portSpeed = getPortSpeed(textStr);
+        DefaultAnnotations.Builder annotations = DefaultAnnotations.builder()
+                .set(AnnotationKeys.PORT_NAME, firstWord);
+        return port == "-1" ? null : new DefaultPortDescription(PortNumber.portNumber(port),
+                                                                isEnabled, type, portSpeed, annotations.build());
+    }
+
+    /**
+     * Counts the number of existing interfaces.
+     * @param interfacesReply the interfaces as plain text
+     * @return interfaces counter
+     */
+    private static int interfacesCounterMethod(String interfacesReply) {
+        int counter;
+        String first3Characters;
+        String[] textStr = interfacesReply.split(NEWLINE_SPLITTER);
+        int lastLine = textStr.length - 1;
+        counter = 0;
+        for (int i = 1; i < lastLine; i++) {
+            first3Characters = textStr[i].substring(0, 3);
+            if (INTERFACES.contains(first3Characters)) {
+                counter++;
+            }
+        }
+        return counter;
+    }
+
+    /**
+     * Parses the text and seperates to Parent Interfaces.
+     * @param interfacesReply the interfaces as plain text
+     * @return Parent interface
+     */
+    private static String parentInterfaceMethod(String interfacesReply) {
+        String firstCharacter;
+        String first3Characters;
+        boolean isChild = false;
+        StringBuilder anInterface = new StringBuilder("");
+        String[] textStr = interfacesReply.split("\\n");
+        int lastLine = textStr.length - 1;
+        for (int i = 1; i < lastLine; i++) {
+            firstCharacter = textStr[i].substring(0, 1);
+            first3Characters = textStr[i].substring(0, 3);
+            if (!(firstCharacter.equals(SPACE)) && isChild) {
+                break;
+            } else if (firstCharacter.equals(SPACE) && isChild) {
+                anInterface.append(textStr[i] + NEWLINE_SPLITTER);
+            } else if (INTERFACES.contains(first3Characters)) {
+                isChild = true;
+                anInterface.append(textStr[i] + NEWLINE_SPLITTER);
+            }
+        }
+        return anInterface.toString();
+    }
+
+    /**
+     * Get the port type for an interface.
+     * @param textStr interface splitted as an array
+     * @return Port type
+     */
+    private static Type getPortType(String[] textStr) {
+        String first3Characters;
+        first3Characters = textStr[0].substring(0, 3);
+        return FIBERINTERFACES.contains(first3Characters) ? Type.FIBER : Type.COPPER;
+    }
+
+    /**
+     * Get the state for an interface.
+     * @param textStr interface splitted as an array
+     * @return isEnabled state
+     */
+    private static boolean getIsEnabled(String[] textStr) {
+        return textStr[0].contains(IS_UP);
+    }
+
+    /**
+     * Get the port number for an interface.
+     * @param textStr interface splitted as an array
+     * @return port number
+     */
+    private static String getPort(String[] textStr) {
+        String port;
+        try {
+            if (textStr[0].indexOf(PORT_DELIMITER) > 0) {
+                port = textStr[0].substring(textStr[0].lastIndexOf(PORT_DELIMITER) + 1,
+                                            textStr[0].indexOf(SPACE));
+            } else {
+                port = "-1";
+            }
+        } catch (RuntimeException e) {
+            port = "-1";
+        }
+        return port;
+    }
+
+    /**
+     * Get the port speed for an interface.
+     * @param textStr interface splitted as an array
+     * @return port speed
+     */
+    private static long getPortSpeed(String[] textStr) {
+        long portSpeed = 0;
+        String result;
+        int lastLine = textStr.length - 1;
+        for (int i = 0; i < lastLine; i++) {
+            if ((textStr[i].indexOf(BANDWIDTH) > 0) && (textStr[i].indexOf(SPEED) > 0)) {
+                result = textStr[i].substring(textStr[i].indexOf(BANDWIDTH) + 3, textStr[i].indexOf(SPEED));
+                portSpeed = Long.valueOf(result);
+                break;
+            }
+        }
+        return portSpeed;
+    }
+
+}

@@ -19,5 +19,7 @@
             hwVersion="" swVersion="IOS">
             hwVersion="" swVersion="IOS">
         <behaviour api="org.onosproject.net.behaviour.InterfaceConfig"
         <behaviour api="org.onosproject.net.behaviour.InterfaceConfig"
                    impl="org.onosproject.drivers.cisco.InterfaceConfigCiscoIosImpl"/>
                    impl="org.onosproject.drivers.cisco.InterfaceConfigCiscoIosImpl"/>
+        <behaviour api="org.onosproject.net.behaviour.PortDiscovery"
+                   impl="org.onosproject.drivers.cisco.PortGetterCiscoIosImpl"/>
     </driver>
     </driver>
 </drivers>
 </drivers>

+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.drivers.cisco;
+
+
+import org.junit.Test;
+import org.onosproject.net.AnnotationKeys;
+import org.onosproject.net.DefaultAnnotations;
+import org.onosproject.net.Port;
+import org.onosproject.net.PortNumber;
+import org.onosproject.net.device.DefaultPortDescription;
+import org.onosproject.net.device.PortDescription;
+
+import java.io.InputStream;
+import java.util.Scanner;
+import java.util.ArrayList;
+import java.util.List;
+
+
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * Tests the parser for Netconf TextBlock configurations and replies from Cisco devices.
+ */
+public class TextBlockParserCiscoTest {
+
+    private static final PortNumber INTF1_PORT = PortNumber.portNumber(0);
+    private static final String INTF1_NAME = "FastEthernet0/0";
+    private static final PortNumber INTF2_PORT = PortNumber.portNumber(0);
+    private static final String INTF2_NAME = "Ethernet1/0";
+    private static final PortNumber INTF3_PORT = PortNumber.portNumber(0);
+    private static final String INTF3_NAME = "GigabitEthernet2/0";
+    private static final PortNumber INTF4_PORT = PortNumber.portNumber(0);
+    private static final String INTF4_NAME = "Serial3/0";
+    private static final PortNumber INTF5_PORT = PortNumber.portNumber(0);
+    private static final String INTF5_NAME = "POS4/0";
+    private static final PortNumber INTF6_PORT = PortNumber.portNumber(0);
+    private static final String INTF6_NAME = "Fddi5/0";
+    private static final Port.Type COPPER = Port.Type.COPPER;
+    private static final Port.Type FIBER = Port.Type.FIBER;
+    private static final long CONNECTION_SPEED_ETHERNET = 100000;
+    private static final long CONNECTION_SPEED_SERIAL = 1544;
+    private static final long CONNECTION_SPEED_POS = 9952000;
+    private static final long CONNECTION_SPEED_FDDI = 100000;
+    private static final boolean IS_ENABLED = true;
+    private static final boolean IS_NOT_ENABLED = false;
+    private static final String TEXT_FILE = "/CiscoIosInterfaces.xml";
+
+    @Test
+    public void controllersConfig() {
+        InputStream streamOrig = getClass().getResourceAsStream(TEXT_FILE);
+        String rpcReply = new Scanner(streamOrig, "UTF-8").useDelimiter("\\Z").next();
+        List<PortDescription> actualIntfs = TextBlockParserCisco.parseCiscoIosPorts(rpcReply);
+        assertEquals("Interfaces were not retrieved from configuration",
+                     getExpectedIntfs(), actualIntfs);
+    }
+
+    private List<PortDescription> getExpectedIntfs() {
+        DefaultAnnotations.Builder int1Annotations = DefaultAnnotations.builder()
+                .set(AnnotationKeys.PORT_NAME, INTF1_NAME);
+        DefaultAnnotations.Builder int2Annotations = DefaultAnnotations.builder()
+                .set(AnnotationKeys.PORT_NAME, INTF2_NAME);
+        DefaultAnnotations.Builder int3Annotations = DefaultAnnotations.builder()
+                .set(AnnotationKeys.PORT_NAME, INTF3_NAME);
+        DefaultAnnotations.Builder int4Annotations = DefaultAnnotations.builder()
+                .set(AnnotationKeys.PORT_NAME, INTF4_NAME);
+        DefaultAnnotations.Builder int5Annotations = DefaultAnnotations.builder()
+                .set(AnnotationKeys.PORT_NAME, INTF5_NAME);
+        DefaultAnnotations.Builder int6Annotations = DefaultAnnotations.builder()
+                .set(AnnotationKeys.PORT_NAME, INTF6_NAME);
+
+        List<PortDescription> intfs = new ArrayList<>();
+        intfs.add(new DefaultPortDescription(INTF1_PORT, IS_ENABLED, COPPER, CONNECTION_SPEED_ETHERNET,
+                                             int1Annotations.build()));
+        intfs.add(new DefaultPortDescription(INTF2_PORT, IS_NOT_ENABLED, COPPER, CONNECTION_SPEED_ETHERNET,
+                                             int2Annotations.build()));
+        intfs.add(new DefaultPortDescription(INTF3_PORT, IS_NOT_ENABLED, COPPER, CONNECTION_SPEED_ETHERNET,
+                                             int3Annotations.build()));
+        intfs.add(new DefaultPortDescription(INTF4_PORT, IS_ENABLED, COPPER, CONNECTION_SPEED_SERIAL,
+                                             int4Annotations.build()));
+        intfs.add(new DefaultPortDescription(INTF5_PORT, IS_ENABLED, FIBER, CONNECTION_SPEED_POS,
+                                             int5Annotations.build()));
+        intfs.add(new DefaultPortDescription(INTF6_PORT, IS_ENABLED, FIBER, CONNECTION_SPEED_FDDI,
+                                             int6Annotations.build()));
+        return intfs;
+    }
+}

+<?xml version="1.0" encoding="UTF-8"?><rpc-reply message-id="7" xmlns="urn:ietf:params:netconf:base:1.0"><data><cli-oper-data-block><item><show>interfaces</show><response>
+FastEthernet0/0 is up, line protocol is up
+  Hardware is i82543 (Livengood), address is ca00.12b5.0008 (bia ca00.12b5.0008)
+  Internet address is 192.168.1.20/24
+  MTU 1500 bytes, BW 100000 Kbit/sec, DLY 100 usec,
+    reliability 255/255, txload 1/255, rxload 1/255
+  Encapsulation ARPA, loopback not set
+  Keepalive set (10 sec)
+  Full-duplex, 100Mb/s, 100BaseTX/FX
+  ARP type: ARPA, ARP Timeout 04:00:00
+  Last input 00:00:00, output 00:00:00, output hang never
+  Last clearing of &quot;show interface&quot; counters never
+  Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
+  Queueing strategy: fifo
+  Output queue: 0/40 (size/max)
+    5 minute input rate 2000 bits/sec, 1 packets/sec
+    5 minute output rate 0 bits/sec, 0 packets/sec
+    3589 packets input, 681498 bytes
+    Received 2459 broadcasts, 0 runts, 0 giants, 0 throttles
+    0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored
+    0 watchdog
+    0 input packets with dribble condition detected
+    2518 packets output, 242991 bytes, 0 underruns
+    0 output errors, 0 collisions, 2 interface resets
+    149 unknown protocol drops
+    0 babbles, 0 late collision, 0 deferred
+    0 lost carrier, 0 no carrier
+    0 output buffer failures, 0 output buffers swapped out
+Ethernet1/0 is administratively down, line protocol is down
+  Hardware is i82543 (Livengood), address is ca00.12b5.0006 (bia ca00.12b5.0006)
+  MTU 1500 bytes, BW 100000 Kbit/sec, DLY 100 usec,
+    reliability 255/255, txload 1/255, rxload 1/255
+  Encapsulation ARPA, loopback not set
+  Keepalive set (10 sec)
+  Full-duplex, 100Mb/s, 100BaseTX/FX
+  ARP type: ARPA, ARP Timeout 04:00:00
+  Last input never, output never, output hang never
+  Last clearing of &quot;show interface&quot; counters never
+  Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
+  Queueing strategy: fifo
+  Output queue: 0/40 (size/max)
+    5 minute input rate 0 bits/sec, 0 packets/sec
+    5 minute output rate 0 bits/sec, 0 packets/sec
+    0 packets input, 0 bytes
+    Received 0 broadcasts, 0 runts, 0 giants, 0 throttles
+    0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored
+    0 watchdog
+    0 input packets with dribble condition detected
+    0 packets output, 0 bytes, 0 underruns
+    0 output errors, 0 collisions, 0 interface resets
+    0 unknown protocol drops
+    0 babbles, 0 late collision, 0 deferred
+    0 lost carrier, 0 no carrier
+    0 output buffer failures, 0 output buffers swapped out
+GigabitEthernet2/0 is administratively down, line protocol is down
+  Hardware is i82543 (Livengood), address is ca00.12b5.0006 (bia ca00.12b5.0006)
+  MTU 1500 bytes, BW 100000 Kbit/sec, DLY 100 usec,
+    reliability 255/255, txload 1/255, rxload 1/255
+  Encapsulation ARPA, loopback not set
+  Keepalive set (10 sec)
+  Full-duplex, 100Mb/s, 100BaseTX/FX
+  ARP type: ARPA, ARP Timeout 04:00:00
+  Last input never, output never, output hang never
+  Last clearing of &quot;show interface&quot; counters never
+  Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
+  Queueing strategy: fifo
+  Output queue: 0/40 (size/max)
+    5 minute input rate 0 bits/sec, 0 packets/sec
+    5 minute output rate 0 bits/sec, 0 packets/sec
+    0 packets input, 0 bytes
+    Received 0 broadcasts, 0 runts, 0 giants, 0 throttles
+    0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored
+    0 watchdog
+    0 input packets with dribble condition detected
+    0 packets output, 0 bytes, 0 underruns
+    0 output errors, 0 collisions, 0 interface resets
+    0 unknown protocol drops
+    0 babbles, 0 late collision, 0 deferred
+    0 lost carrier, 0 no carrier
+    0 output buffer failures, 0 output buffers swapped out
+Serial3/0 is up, line protocol is up
+  Hardware is MCI Serial
+  Internet address is 192.168.10.203, subnet mask is 255.255.255.0
+  MTU 1500 bytes, BW 1544 Kbit/sec, DLY 20000 usec, rely 255/255, load 1/255
+  Encapsulation HDLC, loopback not set, keepalive set (10 sec)
+  Last input 0:00:07, output 0:00:00, output hang never
+  Output queue 0/40, 0 drops; input queue 0/75, 0 drops
+    5 minute input rate 0 bits/sec, 0 packets/sec
+    5 minute output rate 0 bits/sec, 0 packets/sec
+    16263 packets input, 1347238 bytes, 0 no buffer
+    Received 13983 broadcasts, 0 runts, 0 giants
+    2 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 2 abort
+    1 carrier transitions
+    22146 packets output, 2383680 bytes, 0 underruns
+    0 output errors, 0 collisions, 2 interface resets, 0 restarts
+POS4/0 is up, line protocol is up
+  Hardware is Packet over SONET
+  Internet address is 10.41.41.2/24
+  MTU 4470 bytes, BW 9952000 Kbit/sec, DLY 100 usec, rely 255/255, load 1/255
+  Encapsulation HDLC, crc 32, loopback not set
+  Keepalive not set
+  Scramble enabled
+  Last input 00:00:59, output 00:00:11, output hang never
+  Last clearing of "show interface" counters 00:00:14
+  Queueing strategy: fifo
+  Output queue 0/40, 0 drops; input queue 0/75, 0 drops
+  Available Bandwidth 9582482 kilobits/sec
+    5 minute input rate 0 bits/sec, 0 packets/sec
+    5 minute output rate 0 bits/sec, 0 packets/sec
+    0 packets input, 0 bytes, 0 no buffer
+    Received 0 broadcasts, 0 runts, 0 giants, 0 throttles
+    0 parity
+    0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort
+    1 packets output, 314 bytes, 0 underruns
+    0 output errors, 0 applique, 0 interface resets
+    0 output buffer failures, 0 output buffers swapped out
+    0 carrier transitions
+Fddi5/0 is up, line protocol is up
+  Hardware is cxBus Fddi, address is 0000.0c02.adf1 (bia 0000.0c02.adf1)
+  Internet address is 10.108.33.14, subnet mask is 255.255.255.0
+  MTU 4470 bytes, BW 100000 Kbit/sec, DLY 100 usec, rely 255/255, load 1/255
+  Encapsulation SNAP, loopback not set, keepalive not set
+  ARP type: SNAP, ARP Timeout 4:00:00
+  Phy-A state is active, neighbor is   B, cmt signal bits 008/20C, status ILS
+  Phy-B state is active, neighbor is   A, cmt signal bits 20C/008, status ILS
+  ECM is in, CFM is thru, RMT is ring_op
+  Token rotation 5000 usec, ring operational 21:32:34
+  Upstream neighbor 0000.0c02.ba83, downstream neighbor 0000.0c02.ba83
+  Last input 0:00:05, output 0:00:00, output hang never
+  Last clearing of “show interface” counters 0:59:10
+  Output queue 0/40, 0 drops; input queue 0/75, 0 drops
+    5 minute input rate 69000 bits/sec, 44 packets/sec
+    5 minute output rate 0 bits/sec, 1 packets/sec
+    113157 packets input, 21622582 bytes, 0 no buffer
+    Received 276 broadcasts, 0 runts, 0 giants
+    0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort
+    4740 packets output, 487346 bytes, 0 underruns
+    0 output errors, 0 collisions, 0 interface resets, 0 restarts
+    0 transitions, 2 traces, 3 claims, 2 beacons</response></item></cli-oper-data-block></data></rpc-reply>]]>]]>
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