Dell C1048P Port Extender Networking Command-Line Reference Guide for the C900 - Page 367

Version 8.3.7.0 7.8.1.0 7.7.1.0 7.2.1.0 Description Introduced on the S4810. Introduced on the S-Series. Introduced on the C-Series. Introduced. Usage Information This command is a knob to disable BGP next-hop resolution using BGP learned routes. During the nexthop resolution, only the first route that the next-hop resolves through is verified for the route's protocol source and is checked if the route is learned from BGP or not. The clear ip bgp command is required for this command to take effect and to keep the BGP database consistent. Execute the clear ip bgp command right after executing this command. Related Commands clear ip bgp - clears the ip bgp. bgp regex-eval-optz-disable Disables the Regex Performance engine that optimizes complex regular expression with BGP. C9000 Series Syntax bgp regex-eval-optz-disable To re-enable optimization engine, use the no bgp regex-eval-optz-disable command. Defaults Enabled Command Modes ROUTER BGP (conf-router_bgp) Command History This guide is platform-specific. For command information about other platforms, refer to the relevant Dell Networking OS Command Line Reference Guide. The following is a list of the Dell Networking OS version history for this command. Version 9.9(0.0) 9.2(1.0) 8.3.19.0 8.3.11.1 8.3.7.0 7.8.1.0 7.7.1.0 7.6.1.0 Description Introduced on the C9010. Introduced on the Z9500. Introduced on the S4820T. Introduced on the Z9000. Introduced on the S4810. Introduced on the S-Series. Introduced on the C-Series. Introduced Usage Information BGP uses regular expressions (regex) to filter route information. In particular, the use of regular expressions to filter routes based on AS-PATHs and communities is common. In a large-scale Border Gateway Protocol 367