43 neighbor allowas-in, 44 neighbor attribute-unchanged – Accton Technology ES4626 User Manual
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Switch(config-router)#neighbor 10.1.1.64 advertisement-interval 20
Switch(config-router)#no neighbor 10.1.1.64 advertisement-interval
Switch(config-router)#
13.8.3.43 neighbor allowas-in
Command:neighbor {
no neighbor {
Function:
Configure the counts same AS is allowed to appear in the neighbor route AS
table. The “no neighbor {
repeat
Parameter:
: IP address of the neighbor
: Name of the peer group
<1-10>: Allowed count of same AS number
Default:
In default conditions AS is not allowed repeating in the same route, and when
set the repeat count it is defaulted at 3 when <1-10> parameters not set.
Command Mode:
BGP route mode and address family mode
Usage Guide:
Normally BGP will not allow same AS number appears in the route more
than one time. The system will deny a route when its AS number appears in the AS-PATH.
However to support some special needs, especially the VPN support, the extended BGP
allows the AS re-appear counts by configuration. This command is for configure the
re-appear counts
Example:
Switch(config-router)#neighbor 10.1.1.66 allowas-in
13.8.3.44 neighbor attribute-unchanged
Command:
neighbor {
[as-path][med][next-hop]
no neighbor {
[next-hop]
Function:
Configure certain attributes which is kept unchanged for transmitting, namely
the attribute transparent transmission. The “no neighbor {
attribute-unchanged [as-path] [med] [next-hop]
” command means the attribute
transparent transmission is not performed.
Parameter:
: IP address of the neighbor
: Name of the peer group
Default:
No attribute transparent defined
Command Mode:
BGP route mode and address-family mode
Usage Guide:
With this configuration specified route attributes will not change when
transmitted to the specified neighbor. The BGP route mode is the IPv4 unicast