172ip netstream aggregationUse ip netstream aggregation to set a NetStream aggregation mode and to enter the NetStreamaggregation view.Syntaxip netstream aggregation { as | destination-prefix | prefix | prefix-port | protocol-port | source-prefix| tos-as | tos-bgp-nexthop | tos-destination-prefix | tos-prefix | tos-protocol-port | tos-source-prefix }ViewsSystem viewDefault command level3: Manage levelParametersas: Specifies the AS aggregation by source AS number, destination AS number, inbound interface index,and outbound interface index.destination-prefix: Specifies the destination-prefix aggregation by destination AS number, destinationaddress mask length, destination prefix, and outbound interface index.prefix: Specifies the source and destination prefix aggregation by source AS number, destination ASnumber, source address mask length, destination address mask length, source prefix, destination prefix,inbound interface index, and outbound interface index.prefix-port: Specifies the prefix-port aggregation by source prefix, destination prefix, source addressmask length, destination address mask length, ToS, protocol number, source port, destination port,inbound interface index, and outbound interface index.protocol-port: Specifies the protocol-port aggregation by protocol number, source port, and destinationport.source-prefix: Specifies the source-prefix aggregation by source AS number, source address mask length,source prefix, and inbound interface index.tos-as: Specifies the ToS-AS aggregation by ToS, source AS number, destination AS number, inboundinterface index, and outbound interface index.tos-bgp-nexthop: Specifies the ToS-BGP nexthop aggregation by ToS, BGP next hop address, andoutbound interface index. ToS-BGP next hop aggregation is supported by a version 9 template.tos-destination-prefix: Specifies the ToS-destination-prefix aggregation by ToS, destination AS number,destination address mask length, destination prefix, and outbound interface index.tos-prefix: Specifies the ToS-prefix aggregation by ToS, source AS number, source prefix, source addressmask length, destination AS number, destination address mask length, destination prefix, inboundinterface index, and outbound interface index.tos-protocol-port: Specifies the ToS-protocol-port aggregation by ToS, protocol number, source port,destination port, inbound interface index, and outbound interface index.tos-source-prefix: Specifies the ToS-source-prefix aggregation by ToS, source AS number, source prefix,source address mask length, and inbound interface index.Usage guidelinesIn NetStream aggregation view, you can perform the following tasks:• Enable or disable the specified NetStream aggregation.