BGP.guru

A Nerd blog.

Openbsd

• 14 Apr 2020

  OpenBSD 6.6 BGP Looking Glass

  Building BGP looking glass on OpenBSD 6.6 using httpd and bgpd: configuring slowcgi for CGI support, setting up bgplg restricted socket, enabling ping/traceroute in chroot environment, and configuring dual IPv4/IPv6 BGP peering sessions for route lookups.
• 12 Apr 2015

  virtio NIC on OpenBSD under KVM

  Fixing intermittent OpenBSD vio(4) network dropouts under KVM: disabling RingEventIdx via config -ef /bsd kernel flag adjustment resolves interface connectivity issues requiring periodic ifconfig cycling.
• 22 Mar 2015

  Using ULA and NAT66

  Implementing IPv6 Unique Local Addresses (RFC4193) with OpenBSD NAT66: generating fd00::/8 ULA prefixes, translating to public IPs, and workarounds for single /64 provider limitations or private VPS networks.
• 14 May 2014

  OpenBSD 5.5 BGP Looking Glass

  Updated guide to run a BGP looking glass on OpenBSD 5.5+ after Apache removal: nginx/slowcgi setup, permissions for bgplg tools, and sample bgpd peers for v4/v6 visibility.
• 27 Jan 2013

  Building an OpenBSD BGP Looking Glass

  Setting up bgplg, OpenBSD's built-in shell and CGI BGP looking glass. Includes handling ping/traceroute in chrooted environments and considerations for nginx migration.
• 01 Feb 2005

  NetInstalling OpenBSD on sparc/sparc64

  Step-by-step guide to network boot installation of OpenBSD on SPARC and SPARC64 architecture. Covers RARP, TFTP, BOOTP, and NFS configuration for netbooting Sun workstations.