Alcatel-Lucent 7710 SR OS Configuration Manual page 216

group
Syntax group tunnel-group-name
Context clear>router>l2tp
Description This command clears L2PT data.
Parameters tunnel-group-name — Specifies a Layer Two Tunneling Protocol Tunnel Group name.
tunnel
Syntax tunnel tunnel-id
Context clear>router>l2tp
Description
This command clears L2PT data.
Parameters
tunnel-group-name — Clears L2TP tunnel statistics.
statistics
Syntax statistics
Context clear>router>l2tp
clear>router>l2tp>group
clear>router>l2tp> tunnel
Description
This command clears statistics for the specified context.
statistics
Syntax statistics [ip-address | ip-int-name]
Context clear>router>dhcp
clear>router>dhcp6
Description
This command clear statistics for DHCP and DHCP6and DHCP6 relay and snooping statistics.
If no IP address or interface name is specified, then statistics are cleared for all configured interfaces.
If an IP address or interface name is specified, then only data regarding the specified interface is
cleared.
Parameters ip-address | ip-int-name — Displays statistics for the specified IP interface.
Page 216 7710 SR OS Router Configuration Guide