Sep 16, 2014 solaris 10 ipmp link based activestandby 1. This article and joergs cheat sheet reproduce some command examples from isaacs cheat sheet. Here you have advanced ip management command called ipadm which will help you to setup ipmp in seconds. When the failure of an interface is detected its virtual ip addresses are swapped to an operational interface in the group. Use this procedure if you no longer need a specific ipmp group. With all interfaces in the ipmp group connected via redundant network paths. Many of them may have question what is the difference in solaris 11 ipmp part. Hi dear solaris users i am currently testing ipfilter in conjuction with ipmp. To list all the packages present in group package compressbzip2. Solaris 11 network administration link aggregation ipmp.
I am able to ping the faild interface ip and the test ip from within the server itself by login to the server by the ip on eg1 interface. How to configure solaris 10 probe based ipmp troubleshooting solaris 10 ipmp. Solaris operating system version 10 305 to 10 1 u11 release 10. The standby interface in an ipmp group is not used for data traffic unless some other interface in the group fails. The ipmp load spreading feature increases the machines bandwidth by spreading the outbound load between all the cards in the same ipmp group. The probing rate depends on the failure detection time fdt specified in etcdefaultmpathd default 10 seconds with 5 probes each timeframe. The oracle solaris 11 ip multipathing ipmp feature has a new conceptual model. The ip network multipathing or ipmp is a facility provided by solaris to provide faulttolerance. Configuring probebased ipmp 18 1 verify the solaris os release. I said earlier that an interface can be ip, vni, or ipmp. It creates the ipmp group named ipmp0 and adds both ip interfaces vnet0 and vnet1 to the ipmp group with the ipmp interface name of ipmp0. Kernel patch 14144409 or 14144509 with sun cluster 3. Configure ip on primary interface and add the interfaces to ipmp group with your own group name. When a failure occurs, the data addresses on the failed interface migrate to the standby interface.
All interfaces in the ipmp group must be connected to the same ip link a, not b, not c, not d. Network interfaces and network virtualizationthis book is for anyone responsible for administering network interfaces and network virtualization for systems that run the oracle solaris operating system. Ipmp is a product that was first included with the solaris 8. Best practices for deploying oracle rac in oracle solaris.
For more informations, please refer to solaris 10 system administration guide. The first, most basic operation for which to use ipadm is the creation of a new ip interface. If i have an ipmp group in my global zone and then wish to use that ipmp group in a none global zone i believe i need 4 ip addresses, 3 for the gz and 1 for. Oracle solaris ipmp involves the following software. Configuring virtual network devices into an ipmp group in a domain.
Ipv6 oracle solaris cluster software supports ipv6 addresses on the public network for both failover and scalable data services. Then, the standby interface is treated the same as other active interfaces until the failed interface is repaired. How to ensure that the mac address of an interface is unique. This document provides an example of configuring ipv6 link based ipmp in solaris 10.
Network link failure it enables interfaces to fail over within approximately 10 seconds when using the default configuration. The ip interfaces are now grouped into a virtual group ip interface e. Delegating network configuration to a container requires use of the new ip instances. For this you will either assign test addresses to the adapters in the ipmp group like in solaris 10, or enable transitive probing, which doesnt require test addresses. How to configure link based ipmp in solaris 11 the geek. Solaris is a proprietary unix operating system originally developed by sun microsystems. The ifconfig a output for the interfaces in the ipmp group must indicate up and running. The broad topic of network interface administration includes administering single network interfaces, vlans, ipmp groups, link aggregations, and wireless interface. Thus, in this chapter, the terms ipmp group and ipmp interface are used interchangeably how to plan an ipmp group. On the other hand the default router can be a single point of failure, resulting in all interfaces in group have failed. Even with default gateway down, it could make sense to not fail the whole ipmp. Configuring ipmp groups oracle solaris administration. Persistent network configuration is now managed by smf, and not by editing following files.
Using ipmp groups for high availability oracle solaris. Jun, 2018 solaris ip multipathing provides the high availability and load balancing capability to the networking stack. Oracle solaris 11 advanced system administration sa202s11. The reason i ask is the need to reduce the number of ip addresses, as we only have so many spare. After the creation of pool we need to download the solaris 10 template from oracle. The ip network multipathing or ipmp is a facility provided by solaris to provide faulttolerance and load spreading for network interface cards nics.
Could you check the firewall if any to see whether you are locking the ip to a specific mac address as well as whether there are errors dealing with the same ip with different macs conflict. My current setup is working fine with ipmp without ipfilter. May 10, 2009 a test address is required on each interface in the ipmp group, but the test addresses can be in a different ip test subnet than the data addresses. Arp backup cache database dhcp dhcpagent dns etc hcl hostname hosts ip ipaddress ipmp ipv4 ipv6 keygen nameserver ndd nfs nscd opensource openssh openssl package password patch processor recovery root route routingtable security server solaris solarisexpress solaris10 solaris 10 sparc sshd sun sunsolaris sunvts x86 zlib. Introducing ipmp oracle solaris 11 ipmp section from sun solaris 10 system administration guide. Mar 21, 2008 an ipmp group is associated with an ip address. If i have an ipmp group in my global zone and then wish to use that ipmp group in a none global zone i believe i need 4 ip addresses, 3 for the gz and 1. With ipmp, two or more nics are dedicated for each network to which the host connects.
How to configure solaris 10 link based ipmp troubleshooting solaris 10 ipmp. This document assumes ipmp is not configured on the system prior to these actions being taken. Rapid7s vulndb is curated repository of vetted computer software exploits and exploitable vulnerabilities. Ive never used a vni link, so i dont feel qualified to talk about that, but i do use ipmp, and i always felt the way you managed it in previous versions of solaris was something of a mess. Configuring ip network multipathing on solaris azizs blog. To move net0 to the ipmp group cslink1, you would type the following. How to configure solaris 10 link based ipmp the geek diary. So private network addresses as specified by rfc1918 e. Oracle solaris 10 update 10 solaris 11 or later in native zones or domains. Ip multipathing ipmp provides physical interface failure detection, load balancing of packets, and transparent redundancy features. Packets with a destination address of the ipmp group can enter through either nic, depending on the state of the nics in the group. Its a different way of handling ip interfaces, replacing ifconfig and a lot of etc file manipulation.
The fourth command using ipadm createipmp, performs 3 separate actions. You can configure one of the interfaces down to 10 megabits and still place the two interfaces into the. Isaac rozenfeld, a principle product manager in the oracle solaris group, wrote a separate oracle solaris 11 cheat sheet dedicated to ai commands called installation and deployment administration. Ipmp consists of the following software components. How to ensure that the mac address of an interface is unique, in solaris 10 305 only. It makes sure to avoid any single point of failure on network side. This article describes how to configure link based ipmp interfaces in solaris 10. By default, the user belongs to the group with the same name as the user name.
The ipadm command is new in solaris 11 and the illumos derived distributions. In oracle solaris, ipmp contains the following features. This interface is treated just like any other interface. Jun 26, 20 this article describes how to configure link based ipmp interfaces in solaris 10.
Dec 17, 2017 oracle solaris ipmporacle solaris solaris ipmp or solaris ip network multipathing, as the name suggests, is used to get seamless access to the server via network protocols. Nov 17, 20 the ipmp group can be configured with activeactive interfaces or activestandby interfaces. In 2010, after the sun acquisition by oracle, it was renamed oracle solaris solaris is known for its scalability, especially on sparc systems, and for originating many innovative features such as dtrace, zfs and time slider. After installing this kernel patch the following errors will be sent to the system console after a reboot. Maintaining ipmp groups oracle solaris administration. All ip interfaces in group ipmp0 are now unusable hi, after configuring ipmp it showing the following. I am trying to set up ipmp for failover using the fewest amount of ip addresses. Check the status of the the interfaces in the ipmp group. Basic operations for oracle solaris 11 administration. In this file there is an option called failback to. Early versions of solaris 10 do not have this facility you would need to download the sun trunking software. It eliminates a single network adapter as a single point of failure in these cases, a. Because the servers had 4 network interface cards, i asked the system administrators to configure ipmp on the virtual ip and private interconnect interfaces.
One of the configuration files you insert two ip addresses and one of them will be the one that can be failover to the other card in case of network failure. The oracle sparc t41 and oracle enterprise manager ops. In solaris 10,you need to use ifconfig command to configure it with addtional files. This means all solaris 10 systems which are using more than one interface in the same probebased ipmp group are affected. You can also configure the failure detection seconds in etcdefaultmpathd file and the default value is 10 seconds. The overview in chapter 14, introducing ipmp describes the implementation of the ipmp group as an interface.
In an ipmp configuration, you set the ip addresses at the configuration file named after your network card. All ipmp interfaces are failed tarn technicaluser 28 dec 11 14. Because of vlan names, errors such as mixing vlans that belong to different links into an ipmp group can easily occur, for example, bge and. With all interfaces in the ipmp group connected via redundant network paths switches etc. Those with oracle solaris 10 experience should take the transition to oracle solaris 11 course as it builds on your oracle solaris 10 knowledge and provides training more tailored to your background. The ipmp is not a distributive load balancer it simply makes the ipmp ip always available and accessible. You can configure as many standby interfaces as you want for an ipmp group. Ipmp enables you to configure multiple ip interfaces into a single group called an ipmp group. Ipmp is listed in the worlds largest and most authoritative dictionary database of abbreviations and acronyms. Hi ushas if your interface is not really failed physically. Below are some tips and tricks to troubleshoot issues in solaris ipmp configuration.
Oracle solaris ipmporaclesolaris solaris ipmp or solaris ip network multipathing, as the name suggests, is used to get seamless access to the server via network protocols. How to configure a link based ipmp in solaris 10 using ipv6. Hi, i am facing a problem with ipmp on solaris 10 machine, below are the interface configuration files and the ifconfig output after link failure on eg0 interface. You must have configured all interfaces as members of the ipmp group. Oracle made a tone of changes to its networking stack in solaris 11. Jul 20, 2011 the fourth command using ipadm createipmp, performs 3 separate actions. Mar 26, 2020 oracle solaris ipmp involves the following software.
Each interface can be assigned a static test ip address, which is used to assess the operational state of the interface. Finally, the ipadm createaddr command sets a static ipv4 address to the ipmp interface ipmp0. Heres where we genuinely do need a new command, and that command is, of course, ipadm. The network management mechanism and command system in solaris have changed. An ip multipathing group, or ipmp group, consists of one or more physical interfaces on the same system that are configured with the same ipmp group name. Oracle solaris 11 administration and sun cluster practical. The same nonnull character string ipmp group name identifies all interfaces in the group. Planning the oracle solaris cluster environment oracle solaris. In solaris 11, you need to use ipadm command to configure the ipmp. As you know solaris 11 has changed lot from solaris 10 and configuring ipmp also has no exception from that. It allows us to set persistent tuning for the interfaces.
I got alert that one of the interface on ipmp configuration, is failed. Jan 28, 2015 ip multipathing ipmp provides physical interface failure detection, load balancing of packets, and transparent redundancy features. How to download the logical domains manager software oracle solaris 10. Packets leaving any nic in the group have a source address of the ipmp group.
This section provides procedures that are used to plan and configure ipmp groups. Configuring a link based ipmp on solaris 11activeactive configuring a link based ipmp on solaris 11activepassive configuring a probe based ipmp on solaris 11aa configuring a probe based ipmp on solaris 11. Ipmp eliminates single network card failure and it ensures system will be always accessible via network. By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features. Thus, in this chapter, the terms ipmp group and ipmp interface are used interchangeably. Ipmp implementation requires these vlans to be grouped as follows. This command removes the net0 interface from ipmp group itops0 and then puts net0 to cslink1. But can be used only to get intimated when an interface is failed. It can be configured by adjusting the parameters in the etcdefaultmpathd file. Configure probebased failure dection and the address for the card. Highavailability networking for solaris containers oracle. Ipmp interface configurations oracle solaris administration. Ip network multipathing linkbased without probebased failure detection posted on may 9, 2014 by luca merello ip network multipathing ipmp is a layer 3 technology that enables you to group multiple ip interfaces into a single logical interface called ipmp group. You need an existing datalink to create an interface on note i say datalink.
Ipmp also provides increased throughput by spreading the outbound load across interfaces when multiple network adapters are connected to the same ip link. Ipmp basicsconfiguring an ipmp group on solaris 11. The clusterware, asm, and rdbms installations went as planned. Solaris can be operated with the same command base as linux. Ipmp which makes possible to assign the ip address to a group of network interface. Ipmp provides network availability during interface failures. Oracle white paper best practices for deploying oracle rac inside oracle solaris containers 6 public network cables are connected to switch1 and switch2 from eg0 and eg1, an ipmp group ipmp0 provides ha for the public network to hosts ip and vip ip addresses. Ipmp enables the solaris to recover from network path failures. As a whole, the ipmp group with its multiple underlying ip interfaces is represented as a single ipmp interface. Ensure eeprom is configured to issue unique mac addresses to all system interfaces. Solaris 10 9 10 u9 added physical to zone migration, zfs triple parity raidz and oracle solaris auto registration. Activeactive all the interfaces in the ipmp group are online. Jun 28, 2015 the oracle solaris 11 ip multipathing ipmp feature has a new conceptual model. Oracle vm server for sparc may be described as oracle vm in.
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