There are many friends who have studied Oracle and have been unable to download software such as patch sets without the Metalink account. There have been articles on installing media and patch sets on the Internet, you can use software such as thunder or express to download the latest 11g Release 2 and unrecorded platform patches.
Oracle9i Database Release 2 Enterprise/standard/Personal Edition for Windows NT/2000/XP
Http://download.oracle.com/otn/nt/oracle9i/9201/92010NT_Disk1.zip
Http://download.oracle.com/otn/nt/oracle9i/9201/92010NT_Disk2.zip
Http://download.oracle.com/otn/nt/oracle9i/9201/92010NT_Disk3.zip
Oracle9i Database Release 2 Enterprise/standard/personal/client edition for Windows XP 2003/Windows Server 2003 (64-bit)
Http://download.oracle.com/otn/nt/oracle9i/9202/92021Win64_Disk1.zip
Http://download.oracle.com/otn/nt/oracle9i/9202/92021Win64_Disk2.zip
Oracle9i Database Release 2 Enterprise/Standard Edition for Intel Linux
Http://download.oracle.com/otn/linux/oracle9i/9204/ship_9204_linux_disk1.cpio.gz
Http://download.oracle.com/otn/linux/oracle9i/9204/ship_9204_linux_disk2.cpio.gz
Http://download.oracle.com/otn/linux/oracle9i/9204/ship_9204_linux_disk3.cpio.gz
Oracle9i Database Release 2 (9.2.0.4) Enterprise/Standard Edition for Linux x86-64
Http://download.oracle.com/otn/linux/oracle9i/9204/amd64_db_9204_Disk1.cpio.gz
Http://download.oracle.com/otn/linux/oracle9i/9204/amd64_db_9204_Disk2.cpio.gz
Http://download.oracle.com/otn/linux/oracle9i/9204/amd64_db_9204_Disk3.cpio.gz
Oracle9i Database Release 2 Enterprise/Standard Edition for Aix-based 4.3.3 systems (64-bit)
Http://download.oracle.com/otn/aix/oracle9i/9201/server_9201_AIX64_Disk1.cpio.gz
Http://download.oracle.com/otn/aix/oracle9i/9201/server_9201_AIX64_Disk2.cpio.gz
Http://download.oracle.com/otn/aix/oracle9i/9201/server_9201_AIX64_Disk3.cpio.gz
Http://download.oracle.com/otn/aix/oracle9i/9201/server_9201_AIX64_Disk4.cpio.gz
Oracle9i Database Release 2 Enterprise/Standard Edition for Aix-based 5l Systems
Http://download.oracle.com/otn/aix/oracle9i/9201/A99331-01.zip
Http://download.oracle.com/otn/aix/oracle9i/9201/A99331-02.zip
Http://download.oracle.com/otn/aix/oracle9i/9201/A99331-03.zip
Http://download.oracle.com/otn/aix/oracle9i/9201/A99331-04.zip
Oracle9i Database Release 2 Enterprise/Standard Edition for Sun iSCSI Solaris (32-bit)
Http://download.oracle.com/otn/solaris/oracle9i/9201/92010Sol_Disk1.cpio.gz
Http://download.oracle.com/otn/solaris/oracle9i/9201/92010Sol_Disk2.cpio.gz
Http://download.oracle.com/otn/solaris/oracle9i/9201/92010Sol_Disk3.cpio.gz
Oracle9i Database Release 2 Enterprise/Standard Edition for Sun iSCSI Solaris (64-bit)
Http://download.oracle.com/otn/solaris/oracle9i64/9201/solaris64_9.2.0.1.0.Disk1.cpio.gz
Http://download.oracle.com/otn/solaris/oracle9i64/9201/solaris64_9.2.0.1.0.Disk2.cpio.gz
Http://download.oracle.com/otn/solaris/oracle9i64/9201/solaris64_9.2.0.1.0.Disk3.cpio.gz
Oracle Database 10g Release 2 (10.2.0.1.0) Enterprise/Standard Edition for Microsoft Windows (32-bit)
Http://download.oracle.com/otn/nt/oracle10g/10201/10201_database_win32.zip
Http://download.oracle.com/otn/nt/oracle10g/10201/10201_client_win32.zip
Http://download.oracle.com/otn/nt/oracle10g/10201/10201_clusterware_win32.zip
Http://download.oracle.com/otn/nt/oracle10g/10201/10201_gateways_win32.zip
Oracle Database 10g Release 2 (10.2.0.1.0) Enterprise/Standard Edition for Microsoft Windows (x64)
Http://download.oracle.com/otn/nt/oracle10g/10201/102010_win64_x64_database.zip
Http://download.oracle.com/otn/nt/oracle10g/10201/102010_win64_x64_client.zip
Http://download.oracle.com/otn/nt/oracle10g/10201/102010_win64_x64_clusterware.zip
Oracle Database 10g Release 2 (10.2.0.1.0) Enterprise/Standard Edition for Linux x86
Http://download.oracle.com/otn/linux/oracle10g/10201/10201_database_linux32.zip
Http://download.oracle.com/otn/linux/oracle10g/10201/10201_client_linux32.zip
Http://download.oracle.com/otn/linux/oracle10g/10201/10201_gateways_linux32.zip
Oracle Database 10g Release 2 (10.2.0.1.0) Enterprise/Standard Edition for Linux x86-64
Http://download.oracle.com/otn/linux/oracle10g/10201/10201_database_linux_x86_64.cpio.gz
Http://download.oracle.com/otn/linux/oracle10g/10201/10201_client_linux_x86_64.cpio.gz
Http://download.oracle.com/otn/linux/oracle10g/10201/10201_clusterware_linux_x86_64.cpio.gz
Http://download.oracle.com/otn/linux/oracle10g/10201/10201_gateways_linux_x86_64.cpio.gz
Oracle Database 10g Release 2 (10.2.0.1.0) Enterprise/Standard Edition for aix5l
Http://download.oracle.com/otn/aix/oracle10g/10201/10gr2_aix5l64_database.cpio.gz
Http://download.oracle.com/otn/aix/oracle10g/10201/10gr2_aix5l64_client.cpio.gz
Http://download.oracle.com/otn/aix/oracle10g/10201/10gr2_aix5l64_cluster.cpio.gz
Http://download.oracle.com/otn/aix/oracle10g/10201/10gr2_aix5l64_gateways.cpio.gz
Oracle Database 10g Release 2 (10.2.0.2) Enterprise/Standard Edition for Solaris operating system (x86)
Http://download.oracle.com/otn/solaris/oracle10g/10202/10202_database_solx86.zip
Http://download.oracle.com/otn/solaris/oracle10g/10202/10202_client_solx86.zip
Http://download.oracle.com/otn/solaris/oracle10g/10202/10202_clusterware_solx86.zip
Oracle Database 10g Release 2 (10.2.0.1.0) Enterprise/Standard Edition for Solaris operating system (x86-64)
Http://download.oracle.com/otn/solaris/oracle10g/10201/x8664/10201_database_solx86_64.zip
Http://download.oracle.com/otn/solaris/oracle10g/10201/x8664/10201_client_solx86_64.zip
Http://download.oracle.com/otn/solaris/oracle10g/10201/x8664/10201_clusterware_solx86_64.zip
Oracle Database 10g Release 2 (10.2.0.1.0) Enterprise/Standard Edition for HP-UX PA-RISC
Http://download.oracle.com/otn/hp/oracle10g/10201/10201_database.zip
Http://download.oracle.com/otn/hp/oracle10g/10201/10201_clusterware.zip
Http://download.oracle.com/otn/hp/oracle10g/10201/10201_client.zip
Oracle Database 10g Release 2 (10.2.0.1) Enterprise/Standard Edition for HP-UX itanium
Http://download.oracle.com/otn/hp/oracle10g/10201/itanium/10gr2_database_hpi.zip
Http://download.oracle.com/otn/hp/oracle10g/10201/itanium/10gr2_client_hpi.zip
Http://download.oracle.com/otn/hp/oracle10g/10201/itanium/10gr2_clusterware_hpi.zip
Oracle Database 10g Release 2 (10.2.0.1.0) Enterprise/Standard Edition for Solaris operating system (iSCSI) (64-bit)
Http://download.oracle.com/otn/solaris/oracle10g/10201/sol64/10gr2_db_sol.cpio.gz
Http://download.oracle.com/otn/solaris/oracle10g/10201/sol64/10gr2_client_sol.cpio.gz
Http://download.oracle.com/otn/solaris/oracle10g/10201/sol64/10gr2_cluster_sol.cpio.gz
Oracle Database 10g Release 2 (10.2.0.4.0) for Mac OS X on Intel x86-64
Http://download.oracle.com/otn/mac/oracle10g/10204/x86_64/db.zip
Http://download.oracle.com/otn/mac/oracle10g/10204/x86_64/client.zip
Oracle Database 10g Release 2 (10.2.0.4.0) Enterprise/Standard Edition for Microsoft Windows Vista x64 and Microsoft Windows Server 2008x64
Http://download.oracle.com/otn/nt/oracle10g/10204/10204_vista_w2k8_x64_production_db.zip
Http://download.oracle.com/otn/nt/oracle10g/10204/10204_vista_w2k8_x64_production_client.zip
Http://download.oracle.com/otn/nt/oracle10g/10204/10204_vista_w2k8_x64_production_crs.zip
Oracle Database 11g Release 2 (11.2.0.1.0) for Microsoft Windows (64-bit)
Http://download.oracle.com/otn/nt/oracle11g/112010/win64_11gR2_database_1of2.zip
Http://download.oracle.com/otn/nt/oracle11g/112010/win64_11gR2_database_2of2.zip
Http://download.oracle.com/otn/nt/oracle11g/112010/win64_11gR2_client.zip
Http://download.oracle.com/otn/nt/oracle11g/112010/win64_11gR2_grid.zip
Oracle Database 11g Release 2 (11.2.0.1.0) for Microsoft Windows (32-bit)
Http://download.oracle.com/otn/nt/oracle11g/112010/win32_11gR2_database_1of2.zip
Http://download.oracle.com/otn/nt/oracle11g/112010/win32_11gR2_database_2of2.zip
Http://download.oracle.com/otn/nt/oracle11g/112010/win32_11gR2_client.zip
No grid
Oracle Database 11g Release 2 (11.2.0.1.0) for Linux x86
Http://download.oracle.com/otn/linux/oracle11g/R2/linux_11gR2_database_1of2.zip
Http://download.oracle.com/otn/linux/oracle11g/R2/linux_11gR2_database_2of2.zip
Http://download.oracle.com/otn/linux/oracle11g/R2/linux_11gR2_client.zip
Http://download.oracle.com/otn/linux/oracle11g/R2/linux_11gR2_grid.zip
Oracle Database 11 GB Release 2 (11.2.0.1.0) for Linux x86-64
Http://download.oracle.com/otn/linux/oracle11g/R2/linux.x64_11gR2_database_1of2.zip
Http://download.oracle.com/otn/linux/oracle11g/R2/linux.x64_11gR2_database_2of2.zip
Http://download.oracle.com/otn/linux/oracle11g/R2/linux.x64_11gR2_client.zip
Http://download.oracle.com/otn/linux/oracle11g/R2/linux.x64_11gR2_grid.zip
Oracle Database 11g Release 2 (11.2.0.1.0) for Solaris operating system (iSCSI) (64-bit)
Http://download.oracle.com/otn/solaris/oracle11g/R2/solaris.sparc64_11gR2_database_1of2.zip
Http://download.oracle.com/otn/solaris/oracle11g/R2/solaris.sparc64_11gR2_database_2of2.zip
Http://download.oracle.com/otn/solaris/oracle11g/R2/solaris.sparc64_11gR2_client.zip
Http://download.oracle.com/otn/solaris/oracle11g/R2/solaris.sparc64_11gR2_client32.zip
Http://download.oracle.com/otn/solaris/oracle11g/R2/solaris.sparc64_11gR2_grid.zip
Oracle Database 11g Release 2 (11.2.0.1.0) for Solaris operating system (x86-64)
Http://download.oracle.com/otn/solaris/oracle11g/R2/solaris.x64_11gR2_database_1of2.zip
Http://download.oracle.com/otn/solaris/oracle11g/R2/solaris.x64_11gR2_database_2of2.zip
Http://download.oracle.com/otn/solaris/oracle11g/R2/solaris.x64_11gR2_client.zip
Http://download.oracle.com/otn/solaris/oracle11g/R2/solaris.x86_11gR2_client.zip
Http://download.oracle.com/otn/solaris/oracle11g/R2/solaris.x64_11gR2_grid.zip
Oracle Database 11g Release 2 (11.2.0.1.0) for HP-UX itanium
Http://download.oracle.com/otn/hp/oracle11g/R2/hpia64_11gR2_database_1of2.zip
Http://download.oracle.com/otn/hp/oracle11g/R2/hpia64_11gR2_database_2of2.zip
Http://download.oracle.com/otn/hp/oracle11g/R2/hpia64_11gR2_client.zip
Http://download.oracle.com/otn/hp/oracle11g/R2/hpia64_11gR2_client32.zip
Http://download.oracle.com/otn/hp/oracle11g/R2/hpia64_11gR2_grid.zip
Oracle Database 11g Release 2 (11.2.0.1.0) for HP-UX PA-RISC (64-bit)
Http://download.oracle.com/otn/hp/oracle11g/R2/hpux.parisc64_11gR2_database_1of2.zip
Http://download.oracle.com/otn/hp/oracle11g/R2/hpux.parisc64_11gR2_database_2of2.zip
Http://download.oracle.com/otn/hp/oracle11g/R2/hpux.parisc64_11gR2_client.zip
Http://download.oracle.com/otn/hp/oracle11g/R2/hpux.parisc32_11gR2_client.zip
Http://download.oracle.com/otn/hp/oracle11g/R2/hpux.parisc64_11gR2_grid.zip
Oracle Database 11g Release 2 (11.2.0.1.0) for Aix (ppc64)
Http://download.oracle.com/otn/aix/oracle11g/R2/aix.ppc64_11gR2_database_1of2.zip
Http://download.oracle.com/otn/aix/oracle11g/R2/aix.ppc64_11gR2_database_2of2.zip
Http://download.oracle.com/otn/aix/oracle11g/R2/aix.ppc64_11gR2_client.zip
Http://download.oracle.com/otn/aix/oracle11g/R2/aix.ppc32_11gR2_client.zip
Http://download.oracle.com/otn/aix/oracle11g/R2/aix.ppc64_11gR2_grid.zip
The following are 10204, and on a wide range of platforms.
Patch set:
Ftp://updates.oracle.com/4547809/p4547809_92080_AIX64-5L.zip
Ftp://updates.oracle.com/4547809/p4547809_92080_HP64.zip
Ftp://updates.oracle.com/4547809/p4547809_92080_HPUX-IA64.zip
Ftp://updates.oracle.com/4547809/p4547809_92080_LINUX.zip
Ftp://updates.oracle.com/4547809/p4547809_92080_Linux-IA64.zip
Ftp://updates.oracle.com/4547809/p4547809_92080_Linux-x86-64.zip
Ftp://updates.oracle.com/4547809/p4547809_92080_MVS.zip
Ftp://updates.oracle.com/4547809/p4547809_92080_SOLARIS.zip
Ftp://updates.oracle.com/4547809/p4547809_92080_SOLARIS64.zip
Ftp://updates.oracle.com/4547809/p4547809_92080_WINNT.zip
Ftp://updates.oracle.com/4547809/p4547809_92080_WINNT64.zip
Oracle 10.2.0.3 patch
Ftp://updates.oracle.com/5337014/p5337014_10203_AIX5L.zip
Ftp://updates.oracle.com/5337014/p5337014_10203_HPUX-IA64.zip
Ftp://updates.oracle.com/5337014/p5337014_10203_LINUX.zip
Ftp://updates.oracle.com/5337014/p5337014_10203_Linux-x86-64.zip
Ftp://updates.oracle.com/5337014/p5337014_10203_Linux-x86.zip
Ftp://updates.oracle.com/5337014/p5337014_10203_Win32.zip
Ftp://updates.oracle.com/5337014/p5337014_10203_Win64.zip
Oracle 10.2.0.4 patch:
Ftp://updates.oracle.com/6810189/p6810189_10204_AIX5L.zip
Ftp://updates.oracle.com/6810189/p6810189_10204_HPUX-IA64.zip
Ftp://updates.oracle.com/6810189/p6810189_10204_HPUX-64.zip
Ftp://updates.oracle.com/6810189/p6810189_10204_LINUX.zip
Ftp://updates.oracle.com/6810189/p6810189_10204_Linux-x86-64.zip
Ftp://updates.oracle.com/6810189/p6810189_10204_Linux-x86.zip
Ftp://updates.oracle.com/6810189/p6810189_10204_Win32.zip
Ftp://updates.oracle.com/6810189/p6810189_10204_Win64.zip
Ftp://updates.oracle.com/6810189/p6810189_10204_Solaris-64.zip
Ftp://updates.oracle.com/6810189/p6810189_10204_Solarisx86.zip
Ftp://updates.oracle.com/6810189/p6810189_10204_Solaris86-64.zip
10.2.0.5 patches for various platforms can be downloaded from the following official addresses:
10.2.0.5 updates.oracle.com Download Page