sFlow v2/4/5
- Last Updated: April 5, 2026
- 1 minute read
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| Record | Description | Collector Configuration |
|---|---|---|
| input | SNMP index of the input interface | Collected by default |
| output | SNMP index of the output interface | Collected by default |
| src_as | Autonomous system number of the source | Collected by default |
| dst_as | Autonomous system number of the destination | Collected by default |
| src_vlan | Source Virtual LAN | Enabled by SRC/DST VLAN ID labels |
| dst_vlan | Destination Virtual LAN | Enabled by SRC/DST VLAN ID labels |
| dst_tos | Destination type of service | Enabled by SRC/DST mask, (dst) TOS, Direction |
| dir | Direction / Directory | Enabled by SRC/DST mask, (dst) TOS, Direction |
| src_mask | Source address prefix mask bits | Enabled by SRC/DST mask, (dst) TOS, Direction |
| dst_mask | Destination address prefix mask bits | Enabled by SRC/DST mask, (dst) TOS, Direction |
| in_src_mac | Input source MAC address | Enabled by In SRC/out DST MAC address |
| out_dst_mac | Output destination MAC address | Enabled by In SRC/out DST MAC address |
| nexthop | IP address of next hop router | Enabled by Next HOP IP address |
| bgp_nexthop | BGP Next hop IP address | Enabled by BGP next HOP IP address |
| first | SysUptime at start of flow | Collected by default |
| last | SysUptime at the time the last packet of the flow was received | Collected by default |
| fwd_status | (sFlow data stored per record) | Collected by default |
| tcp_flags | Cumulative OR of TCP flags | Collected by default |
| prot | IP protocol type | Collected by default |
| tos | IP type of service (TOS) | Collected by default |
| srcport | TCP/UDP source port number or equivalent | Collected by default |
| dstport | TCP/UDP destination port number of equivalent | Collected by default |
| scr_ipaddr | Source IP address | Collected by default |
| dst_ipaddr | Destination IP address | Collected by default |