cisco ios version guide

Cisco IOS Version Guide IOS version numbers are formatted as follows:x.y(z)t The “x” designates a major revision number. The “y” designates a minor revision number. The “z” designates an individual release number The “t” designates a train identifier. Thus, the third release of IOS version 12.4 would be identified as 12.4(3). The major and minor … Read more