aggregate-address address mask [ as-set ] [ summary-only ] [ suppress-map map- name ] [ advertise-map map-name ] [ attribute-map map-name ] | Creates an aggregate entry in the BGP routing table. |
auto-summary | Enables the automatic summarization of subnets to their major network addresses. |
bgp always-compare-med | Allows the comparison of MED attributes of routes to the same destination but advertised by peers in different autonomous systems. |
bgp bestpath as- path ignore | Tells the BGP process to ignore the AS_PATH length in the BGP decision process. |
bgp bestpath med confed | Enables the comparison of MED attributes of routes advertised by confederation EBGP peers. |
bgp client-to-client reflection | Enables route reflection between IBGP peers. |
bgp cluster-id cluster-id | Sets the cluster ID of a BGP route reflection cluster. |
bgp confederation identifier autonomous-system | Specifies the confederation ID (the AS number seen by confederation-exterior peers). |
bgp confederation peers autonomous-system [ autonomous-system ] | Lists the member autonomous systems of a router's confederation EBGP peers. |
bgp dampening [ half-life reuse suppress max-suppress-time ] [ route-map map ] | Enables route dampening and changes route dampening defaults. |
bgp default local-preference value | Changes the default LOCAL_PREF value from 100. |
bgp deterministic-med | Enables the comparison of the MED attributes of routes advertised by confederation EBGP peers in the same neighboring member AS. |
bgp log-neighbor-changes | Enables logging of neighbor resets. |
clear ip bgp {* address peer- group -name } [ soft [ in out ]] | Resets one or more BGP peer connections. |
clear ip bgp dampening [ address mask ] | Clears BGP dampening information and unsuppresses suppressed routes. |
clear ip bgp flap-statistics [{ regexp regexp }]{ filter-list list }{ address mask } | Clears BGP flap statistics. |
clear ip bgp peer-group peer-group-name | Removes all members of a peer group. |
default-information originate | Causes a router to advertise the default address 0.0.0.0 to its BGP peers. |
default-metric number | Sets the default metric (MED) that a BGP router adds to the routes advertised to EBGP peers. |
distance bgp external-distance internal-distance local-distance | Changes the default administrative distances of BGP routes. |
ip as-path access-list access-list-number { permit deny } regexp | Defines an access list that examines the AS_PATH attributes of BGP routes. |
ip bgp-community new-format | Displays community attributes in the AA:NN format. |
ip community-list community-list-number { permit deny } community-number | Defines an access list that identifies BGP routes by their COMMUNITY attributes. |
ip prefix-list prefix-list-name [ seq sequence-number ]{ permit deny } { ip\_prefix / length }[ ge le ] min/max-length | Defines an access list that examines the NLRI prefix and length advertised in a route. |
match as-path path-list-number | Creates a call to an AS_PATH access list. |
match community-list community-list-number [ exact ] | Creates a call to a COMMUNITY access list. |
neighbor { ip-addresspeer-group-name } advertisement-interval seconds | Changes the default minimum advertisement interval for routing updates to BGP peers. |
neighbor { ip-addresspeer-group-name } default-originate [ route-map map-name ] | Causes a router to advertise the default address 0.0.0.0 to the specified neighbor or peer group. |
neighbor { ip-address peer-group-name } description text | Associates a descriptive text string with a neighbor's configuration. |
neighbor { ip-address peer-group-name } distribute-list { access-list-number prefix-list prefix-list-name } { in out } | Filters routes to or from a neighbor or peer group by NLRI. |
neighbor { ip-address peer-group-name } ebgp- multihop hops | Changes the default TTL of packets carrying BGP messages to neighbors. |
neighbor { ip-address peer-group-name } filter-list access-list-number { in out weight weight } | Filters incoming or outgoing BGP routes by AS_PATH, or sets the weight of incoming routes. |
neighbor { ip-addresspeer-group-name } maximum-prefix maximum [ threshold ][ warning-only ] | Sets a maximum number of NLRI prefixes that can be advertised by a neighbor or peer group. |
neighbor { ip-addresspeer-group-name } next -hop-self | Causes a BGP router to advertise its own address as the NEXT_HOP attribute of EBGP-learned routes advertised to IBGP peers. |
neighbor { ip-addresspeer-group-name } password string | Enables MD5 authentication between peers. |
neighbor ip-address peer-group peer-group-name | Assigns a neighbor to a peer group. |
neighbor peer-group-name peer-group | Creates a peer group. |
neighbor { ip-address peer-group-name } prefix-list prefix-list-name { in out } | Filters routes to or from a neighbor based on NLRI as identified by a prefix list. |
neighbor { ip-address peer-group-name } remote-as as-number | Adds a neighbor to the BGP neighbor table and identifies the neighbor as EBGP or IBGP. |
neighbor { ip-address peer-group-name } route-map map-name { in out } | References a route map for setting policy for routes to or from a neighbor or peer group. |
neighbor ip-address route-reflector-client | Configures a router as a route reflector and identifies a neighbor as a route reflection client. |
neighbor { ip-addresspeer-group-name } send-community | Identifies a neighbor to which COMMUNITY attributes are to be sent. |
neighbor { ip-addresspeer-group-name } shutdown | Disables a neighbor or peer group. |
neighbor { ip-addresspeer-group-name } soft-reconfiguration inbound | Enables the router to store incoming, unmodified updates from a neighbor for inbound soft reconfiguration. |
neighbor { ip-addresspeer-group-name } timers keepalive holdtime | Changes the default keepalive and holdtime intervals for a neighbor. |
neighbor { ip-address peer-group-name } update-source interface | Identifies the interface IP address from which IBGP updates are to be sourced. |
neighbor { ip-address peer-group-name } version version | Sets the BGP process to a single version. |
neighbor { ip-address peer-group-name } weight weight | Assigns a weight to routes received from a neighbor. |
network network-number [ mask network-mask ] | Specifies a network to be advertised by the BGP process. |
network network-address backdoor | Sets the administrative distance of the specified EBGP route to 200 and disables EBGP advertisement of the route. |
network address mask weight weight [ route-map map-name ] | Assigns a weight to the route to the identified destination. |
router bgp autonomous-system | Enables a BGP process on a router and specifies the local AS number. |
set as-path { tag prepend as-path-string } | Sets the AS_PATH of an identified route to the redistributed tag, or prepends the AS_PATH with a specified string of one or more AS numbers . |
set comm-list community - list-number delete | Removes the community attributes identified by the called community list from an identified route. |
set community { community-number [ additive ]} none | Sets a community attribute in an identified route. |
set dampening half-life reuse suppress max-suppress-time | Changes the default dampening factors for an identified route. |
set metric-type internal | Sets the value of an identified route's MED attribute to match the IGP metric of the next hop. |
set origin { igp egp autonomous-system incomplete } | Changes the ORIGIN attribute of an identified route. |
set weight weight | Sets the weight of an identified route. |
show ip bgp [ network ][ network-mask ][ longer-prefixes ] | Displays entries in the BGP table. |
show ip bgp cidr-only | Displays entries in the BGP table with non-natural (classless) network masks. |
show ip bgp community { community-name community-number } [ exact ] | Displays entries in the BGP table with the specified community attribute. |
show ip bgp community-list community-list-number [ exact ] | Displays entries in the BGP table that are permitted by the specified community list. |
show ip bgp dampened-paths | Displays dampened (suppressed) paths. |
show ip bgp filter-list access-list-number | Displays entries in the BGP table that match the specified access list. |
show ip bgp flap-statistics [{ regexp regexp } { filter-list list-number } { address mask [ longer-prefix ]}] | Displays the flap statistics of one or more entries in the BGP table. |
show ip bgp inconsistent-as | Displays any entries in the BGP table with multiple paths to the same destination but with inconsistent AS_PATH attributes. |
show ip bgp neighbors [ address ][ received-routes routes advertised-routes { paths regex } dampened-routes ] | Displays information about the TCP and BGP connections to neighbors. |
show ip bgp paths | Displays all BGP paths in the database. |
show ip bgp peer-group [ peer-group-name ][ summary ] | Displays information about characteristics shared by a peer group. |
show ip bgp regexp regexp | Displays entries in the BGP table whose AS_PATH attributes match the specified regular expression. |
show ip bgp summary | Displays summary information about all BGP connections. |
synchronization | Enables synchronization between BGP and the local IGP. |
table-map route-map-name | Enables a call to a route map to modify the metric or tag values of a route being entered into the IGP routing table. |
timers bgp keepalive holdtime | Changes the default keepalive and holdtime intervals for the entire BGP process. |