version
Specify either RIP version 1 or RIP version 2.
C-Series, E-Series, S-Series, Z-Series, S4810
Syntax
version {1 | 2}
To return to the default version setting, use the no version command.
Parameters
1 Enter the keyword 1 to specify RIP version 1.
2 Enter the keyword 2 to specify RIP version 2.
Defaults The FTOS sends RIPv1 and receives RIPv1 and RIPv2.
Command Modes ROUTER RIP
Command History
Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.0 Introduced on the S4810.
Version 7.8.1.0 Introduced on the S-Series.
Version 7.6.1.0 Introduced on the C-Series.
pre-Version 
6.2.1.1
Introduced on the E-Series.
Related 
Commands
ip rip receive version – sets the RIP version to be received on the interface.
ip rip send version – sets the RIP version to be sent out the interface.
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