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![]() In the last step of this test, r1's link to r2 is shut down but both routers stay connected through a multi-hop LDP session. That happens because r1 and r2 have a targeted adjacency created by the pseudowire. The test then checks whether the pseudowire is still up, using an alternate path for nexthop resolution. Everything's fine except for the fact that LDP GTSM (aka ttl-security) is enabled by default. This means that messages sent over a multi-hop session are not delivered. In the case of this test, it can prevent PW-Status notifications from being delivered, which in turn can prevent the pseudowire from coming back up. Fix the test by disabling GTSM so that LDP multi-hop sessions can work normally. This is in accordance with RFC6720 which mentions that GTSM should be disabled (statically or dynamically) for multi-hop sessions. Signed-off-by: Renato Westphal <renato@opensourcerouting.org> |
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ldpd.conf | ||
ospfd.conf | ||
show_ip_ospf_neighbor.json | ||
show_ip_route.ref | ||
show_l2vpn_binding.ref | ||
show_l2vpn_vc.ref | ||
show_ldp_binding.ref | ||
show_ldp_discovery.ref | ||
show_ldp_neighbor.ref | ||
zebra.conf |