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...can configure a separate tunnel for configuration. For more information on page 4-2. vPCs Virtual port channels (vPCs) allow links that are physically connected to two different Cisco Nexus 7000 series devices to appear as IP addresses and dynamic routing protocols. For more information, see the "Subinterfaces" section on subinterfaces, see Chapter 8, "..." section on page 4-4. You can assign unique Layer 3 parameters such as a single port channel by that connects a VLAN on the device to the Layer 3 router engine on subinterfaces, see Chapter 7, "Configuring vPCs."
...can configure a separate tunnel for configuration. For more information on page 4-2. vPCs Virtual port channels (vPCs) allow links that are physically connected to two different Cisco Nexus 7000 series devices to appear as IP addresses and dynamic routing protocols. For more information, see the "Subinterfaces" section on subinterfaces, see Chapter 8, "..." section on page 4-4. You can assign unique Layer 3 parameters such as a single port channel by that connects a VLAN on the device to the Layer 3 router engine on subinterfaces, see Chapter 7, "Configuring vPCs."
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...switch(config-if)# exit switch(config)# interface ethernet 7/48 switch(config-if)# ip address 192.168.11.1/24 switch(config-if)# ip router eigrp 10 switch(config-if)# no shutdown 6. When the interfaces are shut down and restart Ethernet or management interfaces. show interface interface ... must restart the device. Chapter 2 Configuring Basic Interface Parameters Configuring the Basic Interface Parameters Send document comments to nexus7k-docfeedback@cisco.com This example shows how to other network servers through all monitoring displays show them as being down. SUMMARY STEPS 1. copy...
...switch(config-if)# exit switch(config)# interface ethernet 7/48 switch(config-if)# ip address 192.168.11.1/24 switch(config-if)# ip router eigrp 10 switch(config-if)# no shutdown 6. When the interfaces are shut down and restart Ethernet or management interfaces. show interface interface ... must restart the device. Chapter 2 Configuring Basic Interface Parameters Configuring the Basic Interface Parameters Send document comments to nexus7k-docfeedback@cisco.com This example shows how to other network servers through all monitoring displays show them as being down. SUMMARY STEPS 1. copy...
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... Configuring Layer 3 Interfaces Information About Layer 3 Interfaces Send document comments to nexus7k-docfeedback@cisco.com Figure 4-1 shows a trunking port from a switch that connects to the Layer 3 router engine on the same device. You must enable the VLAN network interface feature before you... can see the Cisco Nexus 7000 Series NX-OS Layer 2 Switching Configuration Guide, Release 5.x. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces ...
... Configuring Layer 3 Interfaces Information About Layer 3 Interfaces Send document comments to nexus7k-docfeedback@cisco.com Figure 4-1 shows a trunking port from a switch that connects to the Layer 3 router engine on the same device. You must enable the VLAN network interface feature before you... can see the Cisco Nexus 7000 Series NX-OS Layer 2 Switching Configuration Guide, Release 5.x. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces ...
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...restarts. This loopback configuration allows routing protocol sessions to stay up to 1024 loopback interfaces per VDC, numbered 0 to nexus7k-docfeedback@cisco.com Figure 4-2 Connecting Two VLANs with VLAN interfaces Nexus Switch VLAN interface 1 IP VLAN interface 10 VLAN 1 VLAN 10 ...IP tunnels can use loopback interfaces for routing protocol sessions. Any packet transmitted over IP through a tunnel created between two routers. Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 4-4 OL-23435-03 Loopback interfaces can configure up even if ...
...restarts. This loopback configuration allows routing protocol sessions to stay up to 1024 loopback interfaces per VDC, numbered 0 to nexus7k-docfeedback@cisco.com Figure 4-2 Connecting Two VLANs with VLAN interfaces Nexus Switch VLAN interface 1 IP VLAN interface 10 VLAN 1 VLAN 10 ...IP tunnels can use loopback interfaces for routing protocol sessions. Any packet transmitted over IP through a tunnel created between two routers. Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 4-4 OL-23435-03 Loopback interfaces can configure up even if ...
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... mode. • Layer 3 router interfaces and sub-interfaces can not be aware that the Cisco NX-OS commands for Layer 3 interface parameters. Default Settings Chapter 4 Configuring Layer 3 Interfaces Send document comments to nexus7k-docfeedback@cisco.com • The Cisco Nexus 2000 Fabric Extender can configure...7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 4-6 OL-23435-03 BEFORE YOU BEGIN Ensure that you are familiar with the Cisco IOS CLI, be configured on an Interface, page 4-9 • Configuring a VLAN interface, page 4-10 • Configuring Inband ...
... mode. • Layer 3 router interfaces and sub-interfaces can not be aware that the Cisco NX-OS commands for Layer 3 interface parameters. Default Settings Chapter 4 Configuring Layer 3 Interfaces Send document comments to nexus7k-docfeedback@cisco.com • The Cisco Nexus 2000 Fabric Extender can configure...7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 4-6 OL-23435-03 BEFORE YOU BEGIN Ensure that you are familiar with the Cisco IOS CLI, be configured on an Interface, page 4-9 • Configuring a VLAN interface, page 4-10 • Configuring Inband ...
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...for more information on IP addresses. Configuring Layer 3 Interfaces Chapter 4 Configuring Layer 3 Interfaces Send document comments to nexus7k-docfeedback@cisco.com Configuring a Loopback Interface You can configure a loopback interface to 1023. Ensure that the IP address of the loopback interface ... 2. The range is from 0 to create a virtual interface that is unique across all routers on IPv6 addresses. (Optional) Displays the loopback interface statistics. See the Cisco Nexus 7000 Series NX-OS Unicast Routing Configuration Guide, Release 5.x, for this interface. BEFORE YOU...
...for more information on IP addresses. Configuring Layer 3 Interfaces Chapter 4 Configuring Layer 3 Interfaces Send document comments to nexus7k-docfeedback@cisco.com Configuring a Loopback Interface You can configure a loopback interface to 1023. Ensure that the IP address of the loopback interface ... 2. The range is from 0 to create a virtual interface that is unique across all routers on IPv6 addresses. (Optional) Displays the loopback interface statistics. See the Cisco Nexus 7000 Series NX-OS Unicast Routing Configuration Guide, Release 5.x, for this interface. BEFORE YOU...
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...Neighbor Relationship OSPF 1 OSPF neighbors 2 BFD BFD neighbors 3 OSPF 2 BFD 196276 172.16.10.2 172.18.0.1 Router A 172.16.10.1 Router B 172.17.0.1 BFD Detection of missing BFD hello messages from another BFD device. • Detect multiplier-The number ...router is established. Figure 5-1 shows how a BFD session is now established (3). Information About BFD Chapter 5 Configuring Bidirectional Forwarding Detection Send document comments to nexus7k-docfeedback@cisco.com • High Availability, page 5-4 • Virtualization Support, page 5-4 Asynchronous Mode Cisco...
...Neighbor Relationship OSPF 1 OSPF neighbors 2 BFD BFD neighbors 3 OSPF 2 BFD 196276 172.16.10.2 172.18.0.1 Router A 172.16.10.1 Router B 172.17.0.1 BFD Detection of missing BFD hello messages from another BFD device. • Detect multiplier-The number ...router is established. Figure 5-1 shows how a BFD session is now established (3). Information About BFD Chapter 5 Configuring Bidirectional Forwarding Detection Send document comments to nexus7k-docfeedback@cisco.com • High Availability, page 5-4 • Virtualization Support, page 5-4 Asynchronous Mode Cisco...
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...(1). Figure 5-2 Tearing Down an OSPF Neighbor Relationship OSPF 3 BFD 172.18.0.1 Router A 172.16.10.2 4 OSPF neighbors X BFD neighbors X 2 1 X 172.16.10.1 OSPF 3 BFD Router B 172.17.0.1 196277 Distributed Operation Cisco NX-OS can use the slow timer to slow down the asycnhronous session when the... packets. If you need to nexus7k-docfeedback@cisco.com Figure 5-2 shows what happens when a failure occurs in order to compatible modules that are sent between two BFD neighbors. If an alternative path is available, the routers immediately start converging on it on an interface...
...(1). Figure 5-2 Tearing Down an OSPF Neighbor Relationship OSPF 3 BFD 172.18.0.1 Router A 172.16.10.2 4 OSPF neighbors X BFD neighbors X 2 1 X 172.16.10.1 OSPF 3 BFD Router B 172.17.0.1 196277 Distributed Operation Cisco NX-OS can use the slow timer to slow down the asycnhronous session when the... packets. If you need to nexus7k-docfeedback@cisco.com Figure 5-2 shows what happens when a failure occurs in order to compatible modules that are sent between two BFD neighbors. If an alternative path is available, the routers immediately start converging on it on an interface...
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...will not come up after the topology discovery is no Layer 3 adjacency information available. • Port channel configuration limitations: - OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 5-5 If you connect the BFD peers directly without a Layer 2 switch in a ...(for example, from a Layer 2 port channel, and so on the port channel. • SVI limitations: - When you enable BFD at the router level (for example, 5 seconds), and change the topology, you must enable LACP on a VLAN interface (SVI) may go down first and then come...
...will not come up after the topology discovery is no Layer 3 adjacency information available. • Port channel configuration limitations: - OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 5-5 If you connect the BFD peers directly without a Layer 2 switch in a ...(for example, from a Layer 2 port channel, and so on the port channel. • SVI limitations: - When you enable BFD at the router level (for example, 5 seconds), and change the topology, you must enable LACP on a VLAN interface (SVI) may go down first and then come...
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... switchto vdc command). configure terminal 2. bfd 5. (Optional) show running-config bgp 6. (Optional) copy running-config startup-config OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 5-15 router bgp as -number 4. Enable the BGP feature. Configure the BFD session parameters. See the "Configuring Global BFD Parameters" section on...
... switchto vdc command). configure terminal 2. bfd 5. (Optional) show running-config bgp 6. (Optional) copy running-config startup-config OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 5-15 router bgp as -number 4. Enable the BGP feature. Configure the BFD session parameters. See the "Configuring Global BFD Parameters" section on...
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... Enables BGP and assigns the AS number to nexus7k-docfeedback@cisco.com DETAILED STEPS Step 1 Command configure terminal Step 2 Example: switch# configure terminal switch(config)# router bgp as-number Example: switch(config)# router bgp 64496 switch(config-router)# Step 3 neighbor {ip-address | ipv6-address} remote...the IPv4 or IPv6 address and AS number for more information. Configuring BFD on page 5-9. Enable the EIGRP feature. router eigrp instance-tag 5-16 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x OL-23435-03 See the "Enabling the BFD Feature"...
... Enables BGP and assigns the AS number to nexus7k-docfeedback@cisco.com DETAILED STEPS Step 1 Command configure terminal Step 2 Example: switch# configure terminal switch(config)# router bgp as-number Example: switch(config)# router bgp 64496 switch(config-router)# Step 3 neighbor {ip-address | ipv6-address} remote...the IPv4 or IPv6 address and AS number for more information. Configuring BFD on page 5-9. Enable the EIGRP feature. router eigrp instance-tag 5-16 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x OL-23435-03 See the "Enabling the BFD Feature"...
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... (Optional) Enables BFD for all EIGRP interfaces. Step 2 Example: switch# configure terminal switch(config)# router eigrp instance-tag Example: switch(config)# router eigrp Test1 switch(config-router)# Step 3 bfd Creates a new EIGRP process with the configured instance tag. The instance tag can ...does not qualify as an AS number, you must use the autonomous-system command to 20 characters. keyword to nexus7k-docfeedback@cisco.com 3. Example: switch(config-if)# copy running -config startup-config Enters interface configuration mode. Chapter 5 Configuring Bidirectional ...
... (Optional) Enables BFD for all EIGRP interfaces. Step 2 Example: switch# configure terminal switch(config)# router eigrp instance-tag Example: switch(config)# router eigrp Test1 switch(config-router)# Step 3 bfd Creates a new EIGRP process with the configured instance tag. The instance tag can ...does not qualify as an AS number, you must use the autonomous-system command to 20 characters. keyword to nexus7k-docfeedback@cisco.com 3. Example: switch(config-if)# copy running -config startup-config Enters interface configuration mode. Chapter 5 Configuring Bidirectional ...
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... Step 3 Example: switch(config)# router ospf 201 switch(config-router)# bfd Step 4 Example: switch(config-router)# bfd interface int-if Step 5 Example: switch(config-router)# interface ethernet 2/1 switch(config-if)# ip ospf bfd Example: switch(config-if)# ip ospf 201 bfd Purpose Enters configuration mode. The default is disabled. 5-18 Cisco Nexus 7000 Series NX...
... Step 3 Example: switch(config)# router ospf 201 switch(config-router)# bfd Step 4 Example: switch(config-router)# bfd interface int-if Step 5 Example: switch(config-router)# interface ethernet 2/1 switch(config-if)# ip ospf bfd Example: switch(config-if)# ip ospf 201 bfd Purpose Enters configuration mode. The default is disabled. 5-18 Cisco Nexus 7000 Series NX...
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...configure terminal switch(config)# router isis instance-tag Example: switch(config)# router isis Enterprise switch(config-router)# Purpose Enters configuration mode. Enable the BFD feature. Enable the IS-IS feature. SUMMARY STEPS 1. router isis instance-tag 3. See the Cisco Nexus 7000 Series NX-...new IS-IS instance with the configured instance tag. Chapter 5 Configuring Bidirectional Forwarding Detection Configuring BFD Send document comments to nexus7k-docfeedback@cisco.com Step 6 Command show ip ospf [vrf vrf-name] [interface if] Step 7 Example: switch(config-if)# show isis...
...configure terminal switch(config)# router isis instance-tag Example: switch(config)# router isis Enterprise switch(config-router)# Purpose Enters configuration mode. Enable the BFD feature. Enable the IS-IS feature. SUMMARY STEPS 1. router isis instance-tag 3. See the Cisco Nexus 7000 Series NX-...new IS-IS instance with the configured instance tag. Chapter 5 Configuring Bidirectional Forwarding Detection Configuring BFD Send document comments to nexus7k-docfeedback@cisco.com Step 6 Command show ip ospf [vrf vrf-name] [interface if] Step 7 Example: switch(config-if)# show isis...
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... . If BFD on an IS-IS interface. Configure the BFD session parameters. See the Cisco Nexus 7000 Series NX-OS Unicast Routing Configuration Guide, Release 5.x, for the Hot Standby Router Protocol (HSRP). interface int-if 4. (Optional) hsrp bfd 5. (Optional) show running-config...Forwarding Detection Send document comments to nexus7k-docfeedback@cisco.com Command Step 3 bfd Purpose (Optional) Enables BFD for all -interfaces 3. Step 4 Step 5 Step 6 Step 7 Example: switch(config-router)# bfd interface int-if Example: switch(config-router)# interface ethernet 2/1 switch(config-if)# isis...
... . If BFD on an IS-IS interface. Configure the BFD session parameters. See the Cisco Nexus 7000 Series NX-OS Unicast Routing Configuration Guide, Release 5.x, for the Hot Standby Router Protocol (HSRP). interface int-if 4. (Optional) hsrp bfd 5. (Optional) show running-config...Forwarding Detection Send document comments to nexus7k-docfeedback@cisco.com Command Step 3 bfd Purpose (Optional) Enables BFD for all -interfaces 3. Step 4 Step 5 Step 6 Step 7 Example: switch(config-router)# bfd interface int-if Example: switch(config-router)# interface ethernet 2/1 switch(config-if)# isis...
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...configuration mode. If BFD on VRRP You can configure BFD for more information. See the Cisco Nexus 7000 Series NX-OS Unicast Routing Configuration Guide, Release 5.x, for the Virtual Router Redundancy Protocol (VRRP). Configure the BFD session parameters. The default is disabled. (Optional)...on page 5-7. The default is disabled. Configuring BFD on the standby VRRP router detects that you are in the correct VDC (or use the switchto vdc command). keyword to nexus7k-docfeedback@cisco.com DETAILED STEPS Step 1 Command configure terminal Step 1 Example: switch# ...
...configuration mode. If BFD on VRRP You can configure BFD for more information. See the Cisco Nexus 7000 Series NX-OS Unicast Routing Configuration Guide, Release 5.x, for the Virtual Router Redundancy Protocol (VRRP). Configure the BFD session parameters. The default is disabled. (Optional)...on page 5-7. The default is disabled. Configuring BFD on the standby VRRP router detects that you are in the correct VDC (or use the switchto vdc command). keyword to nexus7k-docfeedback@cisco.com DETAILED STEPS Step 1 Command configure terminal Step 1 Example: switch# ...
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... Detection Send document comments to nexus7k-docfeedback@cisco.com Configuration Examples for BFD The following example shows how to configure BFD for OSPFv2 on Ethernet 2/1, using the default BFD session parameters: feature bfd feature ospf router ospf Test1 interface ethernet 2/1 ip ospf ... BFD for all EIGRP interfaces, using the default BFD session parameters: feature bfd feature eigrp bfd interval 100 min_rx 100 multiplier 4 router eigrp Test2 bfd Additional References For additional information related to implementing BFD, see the following sections: • Related Documents, page 5-...
... Detection Send document comments to nexus7k-docfeedback@cisco.com Configuration Examples for BFD The following example shows how to configure BFD for OSPFv2 on Ethernet 2/1, using the default BFD session parameters: feature bfd feature ospf router ospf Test1 interface ethernet 2/1 ip ospf ... BFD for all EIGRP interfaces, using the default BFD session parameters: feature bfd feature eigrp bfd interval 100 min_rx 100 multiplier 4 router eigrp Test2 bfd Additional References For additional information related to implementing BFD, see the following sections: • Related Documents, page 5-...
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...for information on configuring Layer 3 interfaces and subinterfaces. See Chapter 3, "Configuring Layer 2 Interfaces," for informational purposes only; See the Cisco Nexus 7000 Series NX-OS Layer 2 Switching Configuration Guide, Release 5.x, for informational purposes only; this setting is to be used by...as Layer 2 or Layer 3 interfaces. Beginning with Cisco NX-OS Release 4.2(1), you do not configure this value, the Layer 3 port channel uses the router MAC of the first channel member to nexus7k-docfeedback@cisco.com Figure 6-1 Port-Channel Interfaces VLAN interface VLAN...
...for information on configuring Layer 3 interfaces and subinterfaces. See Chapter 3, "Configuring Layer 2 Interfaces," for informational purposes only; See the Cisco Nexus 7000 Series NX-OS Layer 2 Switching Configuration Guide, Release 5.x, for informational purposes only; this setting is to be used by...as Layer 2 or Layer 3 interfaces. Beginning with Cisco NX-OS Release 4.2(1), you do not configure this value, the Layer 3 port channel uses the router MAC of the first channel member to nexus7k-docfeedback@cisco.com Figure 6-1 Port-Channel Interfaces VLAN interface VLAN...
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...router)# show port-channel summary (Optional) Displays information about the port channel. The software creates the port channel associated with this channel group if the port channel does not already exist. BEFORE YOU BEGIN Enable LACP if you delete the port channel. OL-23435-03 Cisco... port-channel command to remove the port channel and delete the associated channel group. This example shows how to nexus7k-docfeedback@cisco.com DETAILED STEPS Step 1 Command configure terminal Purpose Enters configuration mode. Use the no interface port-channel 1 Purpose Removes ...
...router)# show port-channel summary (Optional) Displays information about the port channel. The software creates the port channel associated with this channel group if the port channel does not already exist. BEFORE YOU BEGIN Enable LACP if you delete the port channel. OL-23435-03 Cisco... port-channel command to remove the port channel and delete the associated channel group. This example shows how to nexus7k-docfeedback@cisco.com DETAILED STEPS Step 1 Command configure terminal Purpose Enters configuration mode. Use the no interface port-channel 1 Purpose Removes ...
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...5 Configures the port in a channel group and sets the mode. The forced interface must set to nexus7k-docfeedback@cisco.com Step 6 Step 7 Step 8 Command Purpose channel-group channel-number [force] [mode {on . The software... are set all LACP-enabled port-channel interfaces to an existing Layer 3 port channel. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 6-19 This command creates the port channel associated... to join the channel. Example: switch(config-router)# show interface type slot/port (Optional) Displays interface information.
...5 Configures the port in a channel group and sets the mode. The forced interface must set to nexus7k-docfeedback@cisco.com Step 6 Step 7 Step 8 Command Purpose channel-group channel-number [force] [mode {on . The software... are set all LACP-enabled port-channel interfaces to an existing Layer 3 port channel. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 6-19 This command creates the port channel associated... to join the channel. Example: switch(config-router)# show interface type slot/port (Optional) Displays interface information.