Cluster Server Installation Guide for Solaris x64 5.0 - Storage ...

Cluster Server Installation Guide for Solaris x64 5.0 - Storage ... Cluster Server Installation Guide for Solaris x64 5.0 - Storage ...

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186 Advanced topics related to installing VCSLLT over UDPNode 0 Node 1UDP Endpointe1000g0UDP Port = 50000IP = 192.1.2.1Link Tag = link1UDP Endpointe1000g1UDP Port = 50001IP = 192.1.3.1Link Tag = link2SwitchSwitche1000g1192.1.3.2Link Tag = link2e1000g0192.1.2.2Link Tag = link1The configuration represented by the following /etc/llttab file for Node 0 hasdirectly attached crossover links or links connected through a hub or switch.These links do not cross routers.Because LLT broadcasts requests peer nodes to discover their addresses, theaddresses of peer nodes do not need to be specified in the /etc/llttab file usingthe set-addr command. For direct attached links, you do need to set thebroadcast address of the links in the /etc/llttab file. Verify that the IP addressesand broadcast addresses are set correctly by using the ifconfig -a command.set-node Node0set-cluster 1#configure Links#link link link1 /dev/udp - udp 50000 - 192.1.2.1 192.1.2.255link link2 /dev/udp - udp 50001 - 192.1.3.1 192.1.3.255The file for Node 1 would resemble:set-node Node1set-cluster 1#configure Links#link link link1 /dev/udp - udp 50000 - 192.1.2.2 192.1.2.255link link2 /dev/udp - udp 50001 - 192.1.3.2 192.1.3.255Sample configuration: Links crossing IP routersThe following illustration depicts a typical configuration of links crossing an IProuter employing LLT over UDP. The illustration shows just two nodes of a fournodecluster.

Advanced topics related to installing VCSLLT over UDP187The configuration represented by the following /etc/llttab file for Node 1Node 0 Node 1at Site Aat Site BUDP Endpointe1000g1UDP Port = 50001IP = 192.1.2.1Link Tag = link2e1000g1192.1.4.1e1000g0UDP Endpoint Link Tag = link2192.1.3.1e1000g0Link Tag = link1UDP Port = 50000 RouterRouterIP = 192.1.1.1RouterRouterLink Tag = link1has links crossing IP routers. Notice that IP addresses are shown for each link oneach peer node. In this configuration broadcasts are disabled. Hence, thebroadcast address does not need to be set in the in the link command of the/etc/llttab file.set-node Node1set-cluster 1link link1 /dev/udp - udp 50000 - 192.1.3.1 ­link link2 /dev/udp - udp 50001 - 192.1.4.1 ­#set address of each link for all peer nodes in the cluster#format: set-addr set-addr 0 link1 192.1.1.1set-addr 0 link2 192.1.2.1set-addr 2 link1 192.1.5.2set-addr 2 link2 192.1.6.2set-addr 3 link1 192.1.7.3set-addr 3 link2 192.1.8.3#disable LLT broadcastsset-bcasthb 0set-arp0The /etc/llttab file on Node 0 would resemble:set-node Node0set-cluster 1link link1 /dev/udp - udp 50000 - 192.1.1.1 ­link link2 /dev/udp - udp 50001 - 192.1.2.1 ­#set address of each link for all peer nodes in the cluster#format: set-addr set-addr 1 link1 192.1.3.1set-addr 1 link2 192.1.4.1set-addr 2 link1 192.1.5.2

Advanced topics related to installing VCSLLT over UDP187The configuration represented by the following /etc/llttab file <strong>for</strong> Node 1Node 0 Node 1at Site Aat Site BUDP Endpointe1000g1UDP Port = 50001IP = 192.1.2.1Link Tag = link2e1000g1192.1.4.1e1000g0UDP Endpoint Link Tag = link2192.1.3.1e1000g0Link Tag = link1UDP Port = 50000 RouterRouterIP = 192.1.1.1RouterRouterLink Tag = link1has links crossing IP routers. Notice that IP addresses are shown <strong>for</strong> each link oneach peer node. In this configuration broadcasts are disabled. Hence, thebroadcast address does not need to be set in the in the link command of the/etc/llttab file.set-node Node1set-cluster 1link link1 /dev/udp - udp 50000 - 192.1.3.1 ­link link2 /dev/udp - udp 50001 - 192.1.4.1 ­#set address of each link <strong>for</strong> all peer nodes in the cluster#<strong>for</strong>mat: set-addr set-addr 0 link1 192.1.1.1set-addr 0 link2 192.1.2.1set-addr 2 link1 192.1.5.2set-addr 2 link2 192.1.6.2set-addr 3 link1 192.1.7.3set-addr 3 link2 192.1.8.3#disable LLT broadcastsset-bcasthb 0set-arp0The /etc/llttab file on Node 0 would resemble:set-node Node0set-cluster 1link link1 /dev/udp - udp 50000 - 192.1.1.1 ­link link2 /dev/udp - udp 50001 - 192.1.2.1 ­#set address of each link <strong>for</strong> all peer nodes in the cluster#<strong>for</strong>mat: set-addr set-addr 1 link1 192.1.3.1set-addr 1 link2 192.1.4.1set-addr 2 link1 192.1.5.2

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