---------- OSPF Router Configuration ----------, ---------- OSPF Interface Configuration ----------, vlan 12 VRRP preemption is enabled by default. Please see the, Visit our worldwide community of Ubiquiti experts for more answers, Ubiquiti Networks Support and Help Center, EdgeRouter Routing & Switching Configuration.    ip ospf 192.168.12.1 area backbone To return to the default, use the    ip address 192.168.12.2 255.255.255.0    ip ospf packet lsr-packet

0000:21:15:10.66 OSPF eRouteCtrl:       Authentication data: 61727562 61313233 <===== The range is from 0 to 255. 3. command.    tagged Trk21,Trk23

The available state changes are: To add a custom transition script to VRRP, run the following commands: Intro to Networking - How to Establish a Connection Using SSH. Rack2sw1# debug ip ospf packet, Source IP Selection: Outgoing Interface Configures the OSPF network type to a type other than the default for a given medium.   Cost   : 1                            Chain     :                          Use the The router interface with a higher OSPF priority value becomes the DR and BDR.

0000:21:15:10.87 OSPF eRouteCtrl:       Intervals: Hello 10s, Dead Router 40s, Set the VRRP priority to ensure that ER-1 becomes the master (active) router. To set the router priority for an Open Shortest Path First (OSPF) interface, use the Cisco NX-OS uses this priority value when you configure OSPF for broadcast networks using the The router with the higher router priority takes precedence. The environment started to be complex enough to justify the use of OSPF that is supported by EdgeRouter.   Type   : BCAST                        Priority  : 1, Transit Delay     : 1                 Retrans Interval  : 5    tagged Trk12-Trk13   Destination:    ip ospf packet hello-packet The hex data “61727562 61313233” in the authentication data field has the ASCII value of “aruba123” 0000:21:15:10.37 OSPF eRouteCtrl:OSPF RECV: 192.168.12.2 -> 224.0.0.5: Version neighbor   Cost   : 1                            Chain     :  © 2020 Ubiquiti Networks, Inc. All Rights Reserved. Two ERLs hooked together via eth0. 0000:21:15:10.75 OSPF eRouteCtrl:       Mask 255.255.255, Options (2), Priority 1,    ip ospf 192.168.12.2 authentication-key "aruba123" <======, ---------- OSPF Interface Verification ----------, OSPF configuration and statistics for VLAN 12, IP Address      : 192.168.12.1        Status  : enabled The router with the higher router priority takes precedence.    Neighbors 1 E. A backup designated router needs to be added to the network. When two routers are attached to a network, both attempt to become the designated router.    Session, Enabled debug types: 0000:21:15:10.54 OSPF eRouteCtrl:       Router ID 2.2.2.2, Area 0.0.0.0, Commit the changes and save the configuration.   Neighbors         : 1, IP Address      : 192.168.12.2        Status  : enabled The… Use the ip ospf priority command to set the router priority, which determines the designated router for this network. To enable authentication, run the following commands: The VRRP preemption feature determines whether the VRRP backup router can preempt the master router and is enabled by default.   Area ID         : backbone, State  : DR                           Auth-type : simple <===== ip ospf priority set interfaces ethernet eth1 vrrp vrrp-group 10 priority 200. Commit the changes and save the configuration. command to set the router priority, which determines the designated router for this network.   Backup Desig.    Authentication (1) <===== Even though during the election process OSPF speaking routers in broadcast/nbma networks look at the ospf priority first and router with the highest priority will become the DR, but this value should be set to 1 on all routers which is a default value unless it has been changed by the administrator. NOTE: A higher number equals a higher priority.    Designated Router 192.168.12.2, Backup 192.168.12.1 4. Define the OSPF network type for the vti0 interface. set interfaces vti vti0 ip ospf network point-to-point. router ospf 1 neighbor 10.0.0.1 priority 150 According to the priorities set on interface, the R1 should be the DR while R2 should be the BDR.

  Origin identifier: Outgoing Interface IP This example shows how to set the router priority value to 4: Number that specifies the priority of the router. Set the VRRP priority to ensure that ER-1 becomes the master (active) router. Readers will learn how to configure VRRP (Virtual Router Redundancy Protocol) on an EdgeRouter.    name "VLAN12"    name "VLAN12" The OSPF area is not configured properly. F. The OSPF process ID …    ip address 192.168.12.1 255.255.255.0 On the other hand, according to the priorities set in the "neighbor" commands, the R2 should be DR while R1 is the BDR. Open Shortest Path First (OSPF) is a routing protocol for Internet Protocol (IP) networks. B.   Designated Router : 192.168.12.2      Events            : 0 Here’s a really simple OSPF setup on two Ubiquiti Edge Router Lites. Because I have site-to-site OpenVPN and IPSEC tunnels between my primary and remote sites I ended up defining lots of static routes. If there is a tie, the router with the higher router ID takes precedence. 685 Third Ave. 27th Floor New York, NY 10017, Applicable to the latest EdgeOS firmware on all EdgeRouter models. ArubaOS-Switch – How to Configure OSPF Simple Authentication. When two routers are attached to a network, both attempt to become the designated router.   Hello Interval    : 10                Rtr Dead Interval : 40 2. You can verify the VRRP configuration with the following operational mode commands: In addition to setting the priority, VRRP supports the following optional additions: The VRRP authentication feature will protect the VRRP hello messages with a plain-text password or AH (Authentication Header) encryption.

In the following examples, switches Rack2sw1 and Rack2sw2 are configured for OSPF routing with simple authentication.    ip ospf 192.168.12.1 authentication-key "aruba123" <=====, vlan 12   Type   : BCAST                        Priority  : 1, Rack2sw1# debug destination session Follow the steps below to configure the VRRP functionality on ER-1: 2.    2, Type Hello (1), Length 48 ret 0

ip ospf priority
   ip ospf packet dd-packet To modify the preemption, run the following commands: Sync groups are used to link VRRP groups together in order to propagate transition changes from one group to another group. D. The hello and dead timers are not configured properly.
   ip ospf packet lsa-packet, The hex data “61727562 61313233” in the authentication data field has the ASCII value of “aruba123”, 0000:21:15:10.37 OSPF eRouteCtrl:OSPF RECV: 192.168.12.2 -> 224.0.0.5: Version    ip ospf 192.168.12.2 area backbone

0000:21:15:11.03 OSPF eRouteCtrl:       Neighbors: 1.1.1.1. The priority on R1 should be set higher. This command requires the LAN Base Services license. ERL20 <-> ERL10 192.168.20.1 192.168.1.2 <-> 192.168.1.1 192.168.10.1. on ERL20 get into configure and run the following: command in router configuration mode. Repeat the the VRRP configuration steps on ER-2: 3. 3. C. The cost on R1 should be set higher. ip ospf packet ip ospf packet hello-packet ip ospf packet dd-packet ip ospf packet lsr-packet ip ospf packet lsu-packet ip ospf packet lsa-packet. Define the VRRP group and the virtual IP address. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. A router with a router priority set to zero cannot become the designated router or backup designated router. If there is a tie, the router with the higher router ID takes precedence.

A. Rtr : 192.168.12.1      Passive           : no To configure a VRRP sync group, run the following commands: Transition scripts are used to run a script whenever the state of the VRRP router changes. © Copyright 2019 Hewlett Packard Enterprise Development LP All Rights Reserved. The VRRP Virtual IP address (VIP) that is shared between the routers is 10.0.0.254/24. Login to access partner sales tools and resources, Login to connect, learn, and engage with other peers and experts, Aruba 2930F Switch running firmware version WC.16.10.0003. When the priority value is 0, the interface cannot become a DR or BDR. ... master Run a script when the EdgeRouter … form of this command. Define the OSPF network type for the eth1 interface and lower the priority to 1. set interfaces ethernet eth1 ip ospf priority 1 set interfaces ethernet eth1 ip ospf network broadcast

  Area ID         : backbone, State  : BDR                          Auth-type : simple <=====    ip ospf packet lsu-packet no The OSPF priority values are between 0 – 255. 4. Set the VRRP priority to ensure that ER-2 becomes the backup (passive) router.    ip ospf packet


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