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Better handle IPv6 routes advertisement (non-)support.

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Don't try to enable multiprotocol BGP when the peer says it can't.

Signed-off-by: Benjamin Cama <benoar@dolka.fr>
This commit is contained in:
Benjamin Cama 2011-07-20 17:46:21 +02:00
parent 7407c1a1c4
commit e86393ea90
2 changed files with 39 additions and 18 deletions
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8
bgp.h
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@ -209,6 +209,12 @@ struct bgp_buf {
size_t done; /* bytes sent/recvd */
};
enum bgp_mp_handling {
HandleIPv6Routes,
DoesntHandleIPv6Routes,
HandlingUnknown,
};
/* state */
struct bgp_peer {
char name[32]; /* peer name */
@ -237,7 +243,7 @@ struct bgp_peer {
int path_attr_len_without_nexthop; /* length of path attrs without NEXT_HOP */
uint32_t events; /* events to poll */
struct event_data edata; /* poll data */
int handle_ipv6_routes; /* can handle IPv6 routes advertisements */
enum bgp_mp_handling mp_handling; /* how it handles IPv6 routes advertisements */
int update_routes6; /* UPDATE required for IPv6 routes */
struct bgp_route6_list *routes6; /* IPv6 routes known by this peer */
char mp_reach_nlri_partial[BGP_PATH_ATTR_MP_REACH_NLRI_PARTIAL_SIZE];