H3C S6550X-HI Series Command Reference Manual page 1840

then sends an Open message to inform the peer that it does not support 4-byte AS numbers, so the
BGP session can be established.
If the peer device supports 4-byte AS numbers, do not enable the 4-byte AS number suppression
feature. If this feature is enabled, the BGP session cannot be established.
Examples
# In BGP instance view, enable 4-byte AS number suppression for peer 1.1.1.1.
<Sysname> system-view
[Sysname] bgp 100
[Sysname-bgp-default] peer 1.1.1.1 as-number 100
[Sysname-bgp-default] peer 1.1.1.1 capability-advertise suppress-4-byte-as
Related commands
display bgp peer
peer dscp
Use
peer dscp
Use
undo peer dscp
Syntax
peer {
[ prefix-length ] } dscp dscp-value
undo peer { group-name | ipv4-address [ mask-length ] | ipv6-address
[ prefix-length ] } dscp
Default
The DSCP value for outgoing BGP packets is 48.
Views
BGP instance view
BGP-VPN instance view
Predefined user roles
network-admin
Parameters
group-name
peer group must have been created.
ipv4-address
mask-length
and
mask-length
specifies a DSCP value for outgoing BGP packets to all dynamic peers in the subnet.
ipv6-address
prefix-length
ipv6-address
subnet, this command specifies a DSCP value for outgoing BGP packets to all dynamic peers in the
subnet.
dscp-value
to set a DSCP value for outgoing BGP packets.
to remove the configuration.
group-name | ipv4-address [ mask-length
: Specifies a peer group by its name, a case-sensitive string of 1 to 47 characters. The
: Specifies a peer by its IPv4 address. The peer must have been created.
: Specifies a mask length in the range of 0 to 32. You can use the
arguments together to specify a subnet. If you specify a subnet, this command
: Specifies a peer by its IPv6 address. The peer must have been created.
: Specifies a prefix length in the range of 0 to 128. You can use the
and
prefix-length
: Specifies a DSCP value in the range of 0 to 63.
arguments together to specify a subnet. If you specify a
36
] | ipv6-address
ipv4-address