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Upgrading firmware / Configuring SSH on Cisco Catalyst 4948 Ethernet Switch (Doc ID 1415044.1)

Last updated on JUNE 22, 2023

Applies to:

Oracle Exalogic Elastic Cloud Software - Version and later
Oracle Exadata Hardware - Version and later
Information in this document applies to any platform.


Enable SSH server functionality in Cisco Catalyst 4948 Ethernet Switch for secure management access in addition to telnet.


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In this Document
 Assumptions and Prerequisites
 How to verify free space available on Cisco 4948 flash
 Prepare the TFTP server
 Update and Preserve Current Configuration
 Transfer the new Cisco IOS SSH-capable firmware to switch's boot flash
 Verify the transferred firmware file for integrity
 Prepare Cisco 4948 to boot with new IOS firmware
 Boot the Cisco 4948 switch with new firmware
 Configure SSH access
 Disable telnet access (optional)
 Save configuration changes

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