BGP (Border Gateway Protocol) is one of the core routing protocols of the internet.

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Linux “traceroute -A” (AS path lookup) equivalent for Win XP?

Can anyone recommend a Win XP command-line traceroute implementation providing a function equivalent to the Linux "traceroute -A" option, which includes in its output the BGP AS number (Autonomous ...
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Is it possible to run IPv6 only BGP sessions?

We wish to peer with some members of an IXP that all support IPv6 peering. We do not wish to publicly peer on the IXP. Is it possible to save ourselves the trouble of getting a /24 block of v4's and ...
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BGP Dual-As support, any RFC?

Generally most of routers like cisco and junos allow a router to have dual-As to be configured via a "local-as" command which overrides the global as-number configured in "router bgp ". Also local-as ...
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Will iBGP fix this routing scenario?

I have to firewalls running for a cloud service in a data centre providing HA internet for currently around 40 machines. Each machine is a Linux based router and has it's own 10Gbit feed from ...
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Advertise iBGP learned routes to sub-AS confederation peer

I am having a difficult time figuring out one of the fundamental rules of iBGP, eBGP, and confederations. Consider the following routers which are all in the same Autonomous System (AS) r1 == r2 ...
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Restarted BGP routers have no routing updates?

I configured 3 cisco c3725 Routers in GNS3 and I setup BGP and it was working fine at first. All 3 routers are connected to each other and each router has some loopback interfaces wich are the ...
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bgp and incomming requests

I have IP pool, 2 providers and BGP on RouterBoard. First provider is default. Second is backup. If first provider falls - outgoing connections works on second. But incoming still routed to broken ...
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66 views

Why an anycast server is so far away / slow? How does BGP anycast work?

I've tried doing a couple of traceroute tests to the DNS servers of Rage4, which are anycasted from many parts of the world (supposedly, from 30 different locations). What I've experienced is that ...
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split ospf domain in two ospf domains interconnected with bgp (BIRD)

I have created a line topology consisting of 4 ospf routers (VMs running debian with the BIRD routing daemon): R1 (10.0.1.1) <-> (10.0.1.2) R2 (10.0.2.1) <-> (10.0.2.2) R3 (10.0.3.1) <-> ...
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Is it possible to use a LAN in a VRF to administrate MPLS backbone?

In this topology, the customer connections and Internet access are working for everyone. The problem is that I need the LAN in VRF3(SITIO3) to have access to the ISP MPLS backbone (4 PE routers, 2 P ...
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quagga 0.9.22 does not throw the routes to OS routing table on FreeBSD 9.0 RELEASE

I have FreeBSD 9.0-RELEASE-p6 amd64 on board with quagga 0.9.22 (previously it was 0.9.21). I have 2 peers as my ISP. One provides the traffic to country-based endpoints, the other - to the rest of ...
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BGP network command route announcement

I have defined 3 AS (1000 <---> 2000 <---> 3000). Every AS has one router with 2 fa interfaces and one loopback. After starting bgp on all interfaces and announcing networks with commands: ...