group (Protocols BGP)
语法
group group-name {
advertise-bgp-static
advertise-inactive;
allow [ network/mask-length ];
authentication-key key;
cluster cluster-identifier;
damping;
description text-description;
enforce-first-as;
export [ policy-names ];
family {
(inet | inet6 | inet-vpn | inet6-vpn | l2-vpn) {
(any | multicast | unicast | signaling) {
accepted-prefix-limit {
maximum number;
teardown <percentage> <idle-timeout (forever | minutes)>;
drop-excess <percentage>;
hide-excess <percentage>;
}
add-path {
receive;
send {
include-backup-path backup_path_number;
multipath;
path-count number;
path-selection-mode {
(all-paths | equal-cost-paths);
}
prefix-policy [ policy-names ];
}
}
aigp [disable];
damping;
prefix-limit {
maximum number;
teardown <percentage> <idle-timeout (forever | minutes)>;
drop-excess <percentage>;
hide-excess <percentage>;
}
rib-group group-name;
topology name {
community {
target identifier;
}
}
}
flow {
no-validate policy-name;
}
labeled-unicast {
accepted-prefix-limit {
maximum number;
teardown <percentage> <idle-timeout (forever | minutes)>;
drop-excess <percentage>;
hide-excess <percentage>;
}
explicit-null {
connected-only;
}
prefix-limit {
maximum number;
teardown <percentage> <idle-timeout (forever | minutes)>;
drop-excess <percentage>;
hide-excess <percentage>;
}
resolve-vpn;
rib inet.3;
rib-group group-name;
}
}
route-target {
accepted-prefix-limit {
maximum number;
teardown <percentage> <idle-timeout (forever | minutes)>;
drop-excess <percentage>;
hide-excess <percentage>;
}
advertise-default;
external-paths number;
prefix-limit {
maximum number;
teardown <percentage> <idle-timeout (forever | minutes)>;
drop-excess <percentage>;
hide-excess <percentage>;
}
}
}
graceful-restart {
long-lived {
receiver {
enable:
disable;
}
advertise-to-non-llgr-neighbor {
omit-no-export;
}
}
}
graceful-restart {
long-lived {
disable-notification-flag;
disable-notification-extensions {
omit-no-export;
}
forwarding-state-bit (from-fib | set); /* Configurable to be common for all address families */
forwarding-state-bit (as-rr-client | from-fib); /* Configurable for each address family */
restarter {
disable;
stale-time interval;
}
}
}
hold-time seconds;
import [ policy-names ];
ipsec-sa ipsec-sa;
keep (all | none);
local-address address;
local-as autonomous-system <private>;
local-preference local-preference;
log-updown;
metric-out metric;
multihop <ttl-value>;
multipath {
multiple-as;
}
mvpn-iana-rt-import;
no-aggregator-id;
no-client-reflect;
out-delay seconds;
passive;
peer-as autonomous-system;
preference preference;
remove-private;
rfc6514-compliant-safi129;
tcp-aggressive-transmission;
tcp-mss segment-size;
traceoptions {
file filename <files number> <size size> <world-readable | no-world-readable>;
flag flag <flag-modifier> <disable>;
}
type type;
neighbor address {
... peer-specific-options ...
}
}
层次结构级别
[edit logical-systems logical-system-name protocols bgp], [edit logical-systems logical-system-name routing-instances routing-instance-name protocols bgp], [edit protocols bgp], [edit protocols bgp family prefix-limit (inet | inet6)(any | flow | labeled-unicast | multicast | unicast)], [edit routing-instances routing-instance-name protocols bgp]
说明
定义 BGP 对等组。BGP 对等组共享一个通用类型、对等方自治系统 （AS） 编号和群集 ID（如果存在）。要配置多个 BGP 组，请包含多个 group 语句。
默认情况下，组的选项与全局 BGP 选项相同。要覆盖全局选项，可在语句中包含 group 组特定的选项。
语句 group 是在路由设备上运行 BGP 时必须包括在配置中的语句之一。
每个组必须至少包含一个对等方，并可以建立最多 2048 个对等方。在建立 BGP 会话之前，RPD 会检查组的已建立对等计数。如果对等方计数超过 2048，则 BGP 会话失败。
必需的权限级别
路由 — 在配置中查看此语句。
路由控制 — 将此语句添加到配置中。
发布信息
在 Junos OS 7.4 版之前引入的语句。