Dell PowerConnect M6348 Configuration Manual

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[Page 1] Dell PowerConnect M6348

www.dell.com | support.dell.com Dell™ PowerConnect™ M6220/M6348/M8024 Switches Configuration Guide Model PCM6220/PCM6348/PCM8024 ...

[Page 2] Dell PowerConnect M6348

Notes, Notices, and Cautions NOTE: A NOTE indicates important information that helps you make better use of your switch. NOTICE: A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. CAU...

[Page 3] Dell PowerConnect M6348

3 Contents 1 About this Document . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Organization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Additional Documentation . . . . . . . . . . . . . . . . . . . . . . . ...

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4 3 Switching Configuration. . . . . . . . . . . . . . . . . . . . . . . . . 25 Virtual LANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 VLAN Configuration Example . . . . . . . . . . . . . . . . . . . . . . . . 26 ...

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5 CLI Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54 Simple Switch Mode Supported CLI Commands . . . . . . . . . . . . . . 59 sFlow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63 Ov...

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6 802.1x Network Access Control Examples . . . . . . . . . . . . . . . . . 98 802.1X Authentication and VLANs . . . . . . . . . . . . . . . . . . . . . . . 100 Authenticated and Unauthenticated VLANs . . . . . . . . . . . . . . . 100 Guest VLAN...

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7 7 Quality of Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133 Class of Service Queuing . . . . . . . . . . . . . . . . . . . . . . . . . . . 133 Ingress Port Configuration . . . . . . . . . . . . . . . . . . . . . . . . 13...

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8 ...

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About this Document 9 1 About this Document This configuration guide provides examples of how to use the following switches in a typical network: • Dell™ PowerConnect™ M6220 •Dell PowerConnect M6348 •Dell PowerConnect M8024 It describes th...

[Page 10] Dell PowerConnect M6348

10 About this Document Additional Documentation The following documentation provides additional information about PowerConnect M6220/M6348/M8024 software: •The CLI Command Reference for your Dell PowerConnect switch describes the commands availa...

[Page 11] Dell PowerConnect M6348

System Configuration 11 2 System Configuration This section provides configuration scenarios for the following features: •"Traceroute" on page 11 • "Configuration Scripting" on page 13 • "Outbound Telnet" on page 1...

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12 System Configuration CLI Example The following shows an example of using the traceroute command to determine how many hops there are to the destination. The command output shows each IP address the packet passes through and how long it takes to ...

[Page 13] Dell PowerConnect M6348

System Configuration 13 Configuration Scripting Configuration scripting allows you to generate a text-formatted script file that shows the current system configuration. You can generate multiple scripts and upload and apply them to more than one swi...

[Page 14] Dell PowerConnect M6348

14 System Configuration Example #2: Viewing and Deleting Existing Scripts console#script list Configuration Script Name Size(Bytes) -------------------------------- ----------- abc.scr 360 running-config ...

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System Configuration 15 Example #5: Uploading a Configuration Script to the TFTP Server Use this command to upload a configuration script to the TFTP server. console#copy script abc.scr tftp://10.27.64.141/abc.scr Mode..................................

[Page 16] Dell PowerConnect M6348

16 System Configuration Example #7: Validating a Script console#script validate abc.scr ip address dhcp username "admin" password 16d7a4fca7442dda3ad93c9a726597e4 level 15 encrypted exit Configuration script 'abc.scr' validated....

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System Configuration 17 IP Address..................................... 10.27.65.89 Subnet Mask.................................... 255.255.254.0 Default Gateway................................ 10.27.64.1 Burned In MAC Address...........................

[Page 18] Dell PowerConnect M6348

18 System Configuration Example #2: Configuring the SNTP Server console(config)#sntp server ? <ipaddress/domain-name> Enter SNTP server address or the domain name. console(config)#sntp server 192.168.10.25 ? key Authentica...

[Page 19] Dell PowerConnect M6348

System Configuration 19 Syslog Overview Syslog: • Allows you to store system messages and/or errors. • Can store to local files on the switch or a remote server running a syslog daemon. • Provides a method of collecting message logs from many s...

[Page 20] Dell PowerConnect M6348

20 System Configuration SNMP Set Command Logging : disabled 0 Messages were not logged. Buffer Log: <189> JAN 01 03:57:58 10.27.65.86-1 TRAPMGR[216282304]: traputil.c(908) 31 %% Instance 0 has elected a new STP root: 8000:00ff:f2a3:8888 <18...

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System Configuration 21 error Error conditions info Informational messages notice Normal but significant conditions warning Warning conditions console(Config-logging)#level cri...

[Page 22] Dell PowerConnect M6348

22 System Configuration Configuring a storm-control level also enables that form of storm-control. Disabling a storm-control level (using the “no” version of the command) sets the storm-control level back to default value and disables that form...

[Page 23] Dell PowerConnect M6348

System Configuration 23 10GBASE-T Plug-in Module Configuration NOTE: This feature is applicable to the PowerConnect M6220 and M8024 switches only. The PowerConnect M6220 and M8024 switches provide two 10-Gigabit module slots that support plug- in m...

[Page 24] Dell PowerConnect M6348

24 System Configuration Use the following command to display the current status of low-power mode on an interface (see the Admin State column): console#show interfaces configuration Port Type Duplex Speed Neg MDIX ...

[Page 25] Dell PowerConnect M6348

Switching Configuration 25 3 Switching Configuration This section provides configuration scenarios for the following features: • "Virtual LANs" on page 25 • "IGMP Snooping" on page 32 • "IGMP Snooping Querier" on p...

[Page 26] Dell PowerConnect M6348

26 Switching Configuration • The IP-subnet Based VLAN feature lets you map IP addresses to VLANs by specifying a source IP address, network mask, and the desired VLAN ID. • The MAC-based VLAN feature let packets originating from end stations bec...

[Page 27] Dell PowerConnect M6348

Switching Configuration 27 Example #1: Create Two VLANs Use the following commands to create two VLANs and to assign the VLAN IDs while leaving the names blank. console(config)#vlan database console(config-vlan)#vlan 2 console(config-vlan)#vlan 3 co...

[Page 28] Dell PowerConnect M6348

28 Switching Configuration Example #4: Assign VLAN3 as the Default VLAN This example shows how to assign VLAN 3 as the default VLAN for port 1/g18. console(config)#interface ethernet 1/g18 console(config-if-1/g18)#switchport general pvid 3 Example #5...

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Switching Configuration 29 Web Interface Use the following screens to perform the same configuration using the Web Interface: • Switching > VLAN > Membership . To create VLANs and specify port participation. • Switching > VLAN > Port ...

[Page 30] Dell PowerConnect M6348

30 Switching Configuration Example #4: Viewing IP Subnet and MAC-Based VLAN Associations console#show vlan association mac MAC Address VLAN ID ----------------- ------- 00FF.F2A3.8886 10 console#show vlan association subnet IP Subnet ...

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Switching Configuration 31 Private Edge VLANs Use the Private Edge VLAN feature to prevent ports on the switch from forwarding traffic to each other even if they are on the same VLAN. • Protected ports cannot forward traffic to other protected po...

[Page 32] Dell PowerConnect M6348

32 Switching Configuration IGMP Snooping This section describes the Internet Group Management Protocol (IGMP) Snooping feature. IGMP Snooping enables the switch to monitor IGMP transactions between hosts and routers. It can help conserve bandwidth ...

[Page 33] Dell PowerConnect M6348

Switching Configuration 33 Example #3: Show IGMP Snooping Information for an Interface console#show ip igmp snooping interface ethernet 1/g17 Slot/Port...................................... 1/g17 Global IGMP Snooping Admin Mode................ Enable...

[Page 34] Dell PowerConnect M6348

34 Switching Configuration console(config)#ip igmp snooping querier query-interval 100 console(config)#ip igmp snooping querier timer expiry 100 Example #3: Show IGMP Snooping Querier Information console#show ip igmp snooping querier Global IGMP Snoo...

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Switching Configuration 35 Example #5: Show IGMP Snooping Querier Information for VLAN 10 console#show ip igmp snooping querier vlan 10 Vlan 10 : IGMP Snooping querier status ---------------------------------------------- IGMP Snooping Querier Vla...

[Page 36] Dell PowerConnect M6348

36 Switching Configuration Figure 3-2. LAG/Port-channel Example Network Diagram Example 1: Create Names for Two Port-Channels console#configure console(config)#interface port-channel 1 console(config-if-ch1)#description lag_1 console(config-if-ch1)#...

[Page 37] Dell PowerConnect M6348

Switching Configuration 37 console(config)#interface ethernet 1/g18 console(config-if-1/g18)#channel-group 1 mode auto console(config-if-1/g18)#exit console(config)#interface ethernet 1/g19 console(config-if-1/g19)#channel-group 2 mode auto console(c...

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38 Switching Configuration Web Interface Configuration: LAGs/Port-channels To perform the same configuration using the Graphical User Interface, click Switching > Link Aggregation > LAG Membership in the navigation tree. Port Mirroring This se...

[Page 39] Dell PowerConnect M6348

Switching Configuration 39 Port Security This section describes the Port Security feature. Overview Port Security: • Allows for limiting the number of MAC addresses on a given port. • Packets that have a matching MAC address (secure packets) are ...

[Page 40] Dell PowerConnect M6348

40 Switching Configuration discard Discard frames with unlearned source addresses. max Configure the maximum addresses that can be learned on the port. trap Sends SNMP...

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Switching Configuration 41 <interval-seconds> Range <5 - 3600> seconds. console(config)#lldp notification-interval 1000 console(config)#lldp timers ? hold The interval multiplier to set local LLDP data TTL. interval Th...

[Page 42] Dell PowerConnect M6348

42 Switching Configuration Example #4 Show Interface LLDP Parameters console#show lldp interface 1/g10 LLDP Interface Configuration Interface Link Transmit Receive Notify TLVs Mgmt --------- ------ -------- -------- -------- ------...

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Switching Configuration 43 The following table describes the dos-control keywords. Table 3-1. DoS Control CLI Examples The commands shown below show how to enable DoS protection and view its status. Example #1: Enabling all DOS Controls console#conf...

[Page 44] Dell PowerConnect M6348

44 Switching Configuration DHCP Snooping Dynamic Host Configuration Protocol (DHCP) Snooping is a security feature that monitors DHCP messages between a DHCP client and DHCP server to: • Filter harmful DHCP messages • Build a bindings database o...

[Page 45] Dell PowerConnect M6348

Switching Configuration 45 snooping removes bindings in response to DECLINE, RELEASE, and NACK messages. DHCP Snooping application ignores the ACK messages as reply to the DHCP Inform messages received on trusted ports. The administrator can also e...

[Page 46] Dell PowerConnect M6348

46 Switching Configuration DHCP snooping can be configured on switching VLANs and routing VLANs. When a DHCP packet is received on a routing VLAN, the DHCP snooping application applies its filtering rules and updates the bindings database. If a cli...

[Page 47] Dell PowerConnect M6348

Switching Configuration 47 Example #7 Configure an interface as DHCP snooping trusted console(config-if-1/g1)#ip dhcp snooping trust console(config-if-1/g1)#exit Example #8 Configure rate limiting on an interface console(config-if-1/g1)#ip dhcp snoop...

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48 Switching Configuration 1/g17 No No 1/g18 No No 1/g19 No No 1/g20 No No 1/g21 No No 1/g22 ...

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Switching Configuration 49 1/g1 Yes 50 1 1/g2 No 15 1 1/g3 No 15 1 1/g4 No 15 ...

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50 Switching Configuration Example #15 Show DHCP Snooping Per Port Statistics console#show ip dhcp snooping statistics Interface MAC Verify Client Ifc DHCP Server Failures Mismatch Msgs Rec'd ----------- -----...

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Switching Configuration 51 ch16 0 0 0 ch17 0 0 0 --More-- or (q)uit Port Aggregator The Port Aggregator feature minimizes the administration required for managing the b...

[Page 52] Dell PowerConnect M6348

52 Switching Configuration Figure 3-4. Default Aggregator Groups on Standalone Switch (Blade) The default Port Aggregator Group mapping is shown in Table 3-2. Table 3-2. Default Port Aggregator Group Mapping A standalone switch in Simple Mode suppo...

[Page 53] Dell PowerConnect M6348

Switching Configuration 53 To prevent traffic from different groups being seen by other groups, a VLAN is reserved for each Aggregator Group by default. This VLAN reservation per group is not configurable; however you can configure each group to pa...

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54 Switching Configuration • Operational mode is set to Normal mode on resetting the configuration to Factory defaults from the software boot menu. The switch will boot up in this mode unless you select a different mode from the setup wizard. •...

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Switching Configuration 55 console(config)#mode simple Switching modes will immediately clear the configuration. Are you sure you want to continue? (y/n) To select Normal mode as the operational mode, use the no form of mode simple command. console...

[Page 56] Dell PowerConnect M6348

56 Switching Configuration Example #6: Set Group LACP Mode to Dynamic Use the lacp auto command to set the LACP (Link Aggregation) mode to dynamic for that Aggregator Group. This means that when more than one uplink port is in the Group, those uplin...

[Page 57] Dell PowerConnect M6348

Switching Configuration 57 Example #10: Show Group VLAN Table Use the show vlan [port-aggregator group < GroupId >] command to show the VLAN table for a particular aggregator group. [port-aggregator group <Group Id> is an optional para...

[Page 58] Dell PowerConnect M6348

58 Switching Configuration Example #11: Show Group Configuration Summary Use the show port-aggregator group summary [< GroupId >] command to show the parameters configured on the aggregator group. <Group Id> is an optional parameter in...

[Page 59] Dell PowerConnect M6348

Switching Configuration 59 Simple Switch Mode Supported CLI Commands Commands that were available in Interface mode of Normal switch mode are now available in Simple mode and can execute on a Port Aggregator group. For example, to apply any of the f...

[Page 60] Dell PowerConnect M6348

60 Switching Configuration • Dot1x feature commands: aaa authentication dot1x aaa authorization network default radius dot1x max-req dot1x port-control dot1x re-authenticate dot1x re-authentication dot1x system-auth-control dot1x timeout quiet-pe...

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Switching Configuration 61 • Port Channel Commands: show interfaces port-channel show statistics port-channel • Radius commands: auth-port deadtime key priority radius-server deadtime radius-server host radius-server key radius-server retransmit ...

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62 Switching Configuration user-key • System Management Commands: asset-tag hostname member movemanagement ping reload set description show sessions show supported switchtype show switch show system show system id show system power show users show ...

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Switching Configuration 63 ip https port ip https server key-generate location organization-unit show crypto certificate mycertificate show ip http show ip https state sFlow This section describes the sFlow feature. sFlow is the industry standard for...

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64 Switching Configuration • sFlow collector can receive data from multiple switches, providing a real-time synchronized view of the whole network. • The Collector can analyze traffic patterns based on protocols found in the headers (e.g., TCP/I...

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Switching Configuration 65 Counter Sampling The primary objective of Counter Sampling is to efficiently, periodically export counters associated with Data Sources. A maximum Sampling Interval is assigned to each sFlow instance associated with a Data...

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66 Switching Configuration Example #5: Show sFlow sampling for receiver index 1 console#show sflow 1 sampling Sampler Receiver Packet Max Header Data Source Index Sampling Rate Size ----------- ------- ------------- --...

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Routing Configuration 67 4 Routing Configuration This section describes configuration scenarios and instructions for the following routing features: • "VLAN Routing" on page 67 • "Virtual Router Redundancy Protocol" on page 70...

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68 Routing Configuration Figure 4-1. VLAN Routing Example Network Diagram Example 1: Create Two VLANs The following code sequence shows an example of creating two VLANs with egress frame tagging enabled. console#configure console(config)#vlan datab...

[Page 69] Dell PowerConnect M6348

Routing Configuration 69 console(config-if-1/g2)#exit console#configure console(config)#interface ethernet 1/g3 console(config-if-1/g3)#switchport mode general console(config-if-1/g3)#switchport general allowed vlan add 20 console(config-if-1/g3)#swi...

[Page 70] Dell PowerConnect M6348

70 Routing Configuration Using the Web Interface to Configure VLAN Routing Use the following screens to perform the same configuration using the Web Interface: • Switching > VLAN > VLAN Membership . To create the VLANs and specify port partic...

[Page 71] Dell PowerConnect M6348

Routing Configuration 71 Figure 4-2. VRRP Example Network Configuration Example 1: Configuring VRRP on the Switch as a Master Router Enable routing for the switch. IP forwarding is then enabled by default. console#config console(config)#ip routing ...

[Page 72] Dell PowerConnect M6348

72 Routing Configuration Assign virtual router IDs to the port that will participate in the protocol: console(config)#interface vlan 50 console(config-if-vlan50)#ip vrrp 20 Specify the IP address that the virtual router function will recognize. The p...

[Page 73] Dell PowerConnect M6348

Routing Configuration 73 Enable VRRP on the port. console(config-if-vlan60)#ip vrrp 20 mode console(config-if-vlan60)#exit Using the Web Interface to Configure VRRP Use the following screens to perform the same configuration using the Graphical User...

[Page 74] Dell PowerConnect M6348

74 Routing Configuration Primary IP Address............................. 192.150.2.1/255.255.255.0 Routing Mode................................... Enable Administrative Mode............................ Enable Forward Net Directed Broadcasts.............

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Routing Configuration 75 as 0.0.1.0). The area identified as 0.0.0.0 is referred to as Area 0 and is considered the OSPF backbone . All other OSPF areas in the network must connect to Area 0 directly or through a virtual link. The backbone area ...

[Page 76] Dell PowerConnect M6348

76 Routing Configuration External routes are those imported into OSPF from other routing protocol or processes. OSPF computes the path cost differently for external type 1 and external type 2 routes. The cost of an external type 1 route is the cost...

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Routing Configuration 77 Enable routing and assign IP for VLANs 70, 80 and 90. config interface vlan 70 routing ip address 192.150.2.2 255.255.255.0 exit interface vlan 80 routing ip address 192.130.3.1 255.255.255.0 exit interface vlan 90 routing ...

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78 Routing Configuration Example 2: Configuring Stub and NSSA Areas In this example, Area 0 connects directly to two other areas: Area 1 is defined as a stub area and Area 2 is defined as an NSSA area. NOTE: OSPFv2 and OSPFv3 can operate concurren...

[Page 79] Dell PowerConnect M6348

Routing Configuration 79 Figure 4-4. OSPF Configuration—Stub Area and NSSA Area Configure Router A: Router A is a backbone router. It links to an ASBR (not defined here) that routes traffic outside the AS. • Globally enable IPv6 and IPv4 routin...

[Page 80] Dell PowerConnect M6348

80 Routing Configuration ipv6 address 3000:3:100::/64 eui64 ip ospf area 0.0.0.0 ipv6 ospf exit • Define an OSPF router: ipv6 router ospf router-id 3.3.3.3 exit router ospf router-id 3.3.3.3 exit exit Configure Router B: Router B is a ABR that conn...

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Routing Configuration 81 ipv6 address 3000:2:4::/64 eui64 ipv6 ospf ipv6 ospf areaid 2 exit • For IPv4: Define an OSPF router. Define Area 1 as a stub. Enable OSPF for IPv4 on VLANs 10, 5, and 17 by globally defining the range of IP addresses asso...

[Page 82] Dell PowerConnect M6348

82 Routing Configuration Figure 4-5. OSPF Configuration—Virtual Link Configure Router A: Router A is a backbone router. Configuration steps are similar to those for Router A in the previous example. (console)#configure ipv6 unicast-routing ip rou...

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Routing Configuration 83 Configure Router B: Router B is a ABR that directly connects Area 0 to Area 1. In addition to the configuration steps described in the previous example, we define a virtual link that traverses Area 1 to Router C (5.5.5.5). ...

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84 Routing Configuration ipv6 ospf ipv6 ospf areaid 1 exit interface vlan 11 routing ip address 10.1.101.1 255.255.255.0 ipv6 address 3000:1:101::/64 eui64 ipv6 ospf ipv6 ospf areaid 2 exit ipv6 router ospf router-id 5.5.5.5 area 0.0.0.1 virtual-link...

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Routing Configuration 85 The PowerConnect M6220/M6348/M8024 switches support both versions of RIP. You may configure a given port: • To receive packets in either or both formats • To transmit packets formatted for RIP-1 or RIP-2 or to send RIP-...

[Page 86] Dell PowerConnect M6348

86 Routing Configuration Example #2: Enable Routing for Ports The following command sequence enables routing and assigns IP addresses for VLAN 2 and VLAN 3. console#config interface vlan 2 routing ip address 192.150.2.2 255.255.255.0 exit interface v...

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Routing Configuration 87 Using the Web Interface to Configure RIP Use the following screens to perform the same configuration using the Graphical User Interface: • Routing > IP > Configuration> To enable routing for the switch. • Routin...

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88 Routing Configuration Example 1: Configure Administrative Preferences The following commands configure the administrative preference for the RIP and OSPF: console#Config router rip distance rip 130 exit For OSPF, an additional parameter identifies...

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Routing Configuration 89 Using Equal Cost Multipath The equal cost multipath (ECMP) feature allows a router to use more than one next hop to forward packets to a given destination prefix. It can be used to promote a more optimal use of network resou...

[Page 90] Dell PowerConnect M6348

90 Routing Configuration Routing protocols can also be configured to compute ECMP routes. For example, referring to Figure 4-8, if OSPF were configured in on both links connecting Router A and Router B, and if Router B advertised its connection to ...

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Routing Configuration 91 Loopbacks are typically used for device management purposes. A client can use the loopback interface to communicate with the router through various services such as telnet and SSH. The address on a loopback behaves identica...

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92 Routing Configuration IP Helper The IP Helper feature provides the ability for a router to forward configured UDP broadcast packets to a particular IP address. This allows applications to reach servers on non-local subnets. This is possible even ...

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Routing Configuration 93 Certain pre-existing configurable DHCP relay options do not apply to relay of other protocols. These options are unchanged. The user may optionally set a maximum hop count or minimum wait time using the bootpdhcprelay maxho...

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94 Routing Configuration Example 2: Configure IP Helper Globally (DHCP) To relay DHCP packets received on any interface to two DHCP servers (10.1.1.1 and 10.1.2.1), use the following commands: console (config)#ip helper-address 10.1.1.1 dhcp console...

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Routing Configuration 95 Example 7: Show IP Helper Configurations The following command shows IP Helper configurations: console#show ip helper-address IP helper is enabled Interface UDP Port Discard Hit Count Server Address --------------- ---------...

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96 Routing Configuration ...

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Device Security 97 5 Device Security This section describes configuration scenarios for the following features: • "802.1x Network Access Control" on page 97 • "802.1X Authentication and VLANs" on page 100 • "802.1x MAC ...

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98 Device Security Completion of an authentication exchange requires all three roles. The PowerConnect M6220/M6348/M8024 switches support the authenticator role only, in which the PAE is responsible for communicating with the supplicant. The authen...

[Page 99] Dell PowerConnect M6348

Device Security 99 IP address Type Port TimeOut Retran. DeadTime Source IP Prio. Usage ------------- ----- ----- ------- ------- -------- ------------- ----- ----- 10.27.5.157 Auth 1812 Global Global Global 10.27.65.13 0 all Gl...

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100 Device Security Administrative Mode............... Enabled Port Admin Oper Reauth Reauth Mode Mode Control Period ------- ------------------ ------------ -------- ----------...