For network engineers and administrators, the command-line interface (CLI) is a second home. While Cisco IOS is powerful, its default output can quickly become overwhelming, turning a simple show running-config into a sea of monochrome text.
.*down.* - This triggers on every line, causing a performance nightmare.
Highlighting "permit" vs. "deny" in ACLs prevents catastrophic oversights during security audits. Highlighting the hostname or the xshell highlight sets cisco
When you regularly show running-config , show log , or debug on Cisco gear, key information can get lost in repetitive text. Highlight sets let you colorize important patterns like:
Use Regular Expressions to match complex patterns like MAC addresses or interface IDs (e.g., GigabitEthernet\d+/\d+ ). Highlighting "permit" vs
Enter a keyword (e.g., DOWN ) in the Keyword field. Check Regular Expression for precise matching and choose your desired text style (e.g., Bold + Italic + Red ). Ensure Term Color is checked to modify the text color without altering the background.
: Structural data like IP addresses, interface numbers, and MAC addresses. Highlight sets let you colorize important patterns like:
Proper color contrast reduces eye strain during long maintenance windows or late-night on-call shifts. Step-by-Step: Creating a Cisco Highlight Set in Xshell