OcNOS-SP : Timing and Synchronization Guide : Precision Time Protocol Configuration Guide : PTP G.8275.1 Profile Configuration : PTP G.8275.1 Profile Configuration
PTP G.8275.1 Profile Configuration
This section shows how to set up G.8275.1 profile.
SW2 (boundary clock)
 
#configure terminal
Enter Configure mode
(config)#bridge 1 protocol mstp
Create bridge 1 as an MSTP bridge (this step is not mandatory, but is a good practice to avoid layer 2 loops)
(config)#synce
Enter configure Synchronous Ethernet mode.
(config-synce)#synchronization option 1
Set the synchronization network type.
(config-synce)#exit
Exit Synce mode
(config)#interface eth1
Configure interface eth1
(config-if)#switchport
Configure eth1 as Layer 2 port
(config-if)#bridge-group 1
Configure eth1 in bridge group 1
(config-if)#synce
Enter interface Synchronous Ethernet mode.
(config-if-synce)#mode synchronous
Configure synchronous mode.
(config-if-synce)#input-source 2
Configure the interface as an input source with priority 2.
(config-if-synce)#exit
Exit Port Configure mode
(conig-if)#exit
Exit Interface mode
(config)#interface eth2
Configure interface eth2
(config-if)#switchport
Configure eth2 as Layer 2 port
(config-if)#bridge-group 1
Configure eth2 in bridge group 1
(config-if)#synce
Enter interface Synchronous Ethernet mode.
(config-if-synce)#mode synchronous
Configure synchronous mode.
(config-if-synce)#output-source
Configure the interface as an output source.
(config-if-synce)#exit
Exit Port Configure mode
(config-if)#exit
Exit interface mode
(config)#ptp clock 0 profile g8275.1
Enables G8275.1 for PTP time/phase telecom profile
(config-ptp-clk)#number-ports 2
Configure the number of PTP ports on the instance
(config-ptp-clk)#clock-port 2
Configure ptp port
(config-clk-port)#network-interface eth2
Configure underlying interface that is used by this PTP Port
(config-clk-port)#exit
Exit ptp clock port mode
(config-ptp-clk)#clock-port 1
Configure ptp port
(config-clk-port)#network-interface eth1
Configure underlying interface that is used by this PTP Port
(config-clk-port)#exit
Exit ptp clock port mode
SW3 (Boundary clock)
 
#configure terminal
Enter Configure mode
(config)#bridge 1 protocol mstp
Create bridge 1 as an MSTP bridge (this step is not mandatory, but is a good practice to avoid layer 2 loops)
(config)#synce
Enter configure Synchronous Ethernet mode.
(config-synce)#synchronization option 1
Set the synchronization network type.
(config-synce)#exit
Exit Synce mode
(config)#interface eth2
Configure interface eth2
(config-if)#switchport
Configure eth2 as Layer 2 port
(config-if)#bridge-group 1
Configure eth2 in bridge group 1
(config-if)#synce
Enter interface Synchronous Ethernet mode.
(config-if-synce)#mode synchronous
Configure synchronous mode.
(config-if-synce)#input-source 4
Configure the interface as an input source with priority 4.
(config-if-synce)#exit
Exit Port Configure mode
(config-if)#exit
Exit interface mode
(config)#ptp clock 0 profile g8275.1
Enables G8275.1 for PTP time/phase telecom profile
(config-ptp-clk)#number-ports 1
Configure the number of PTP ports on the instance
(config-clk-clk)#clock-port 1
Configure ptp port
(config-clk-port)#network-interface eth2
Configure underlying interface that is used by this PTP Port
(config-clk-port)#exit
Exit ptp clock port mode
 
SW1 (T-GM)
 
#configure terminal
Enter Configure mode
(config)#bridge 1 protocol mstp
Create bridge 1 as an MSTP bridge (this step is not mandatory, but is a good practice to avoid layer 2 loops)
(config)#synce
Enter configure Synchronous Ethernet mode.
(config-synce)#synchronization option 1
Set the synchronization network type.
(config-synce)#exit
Exit Synce mode
(config)#synce-interface gps
Configure synce interface gps
(config-synce-if)#mode synchronous
Configure synchronous mode
(config-synce-if)#input-source 1
Configure the interface as an input source with priority 1
(config-synce-if)#quality-level QL_PRC
Configure QL-value.
(config-synce-if)#mode synchronous
Configure synchronous mode.
(config-synce-if)#wait-to-restore 1
Configure Wait-to-Restore timer.
(config-synce-if)#exit
Exit Port Configure mode
(config)#interface eth1
Configure interface eth2
(config-if)#switchport
Configure eth2 as Layer 2 port
(config-if)#bridge-group 1
Configure eth2 in bridge group 1
(config-if)#synce
Enter interface Synchronous Ethernet mode.
(config-if-synce)#mode synchronous
Configure synchronous mode.
(config-if-synce)#output-source
Configure the interface as an output source.
(config-if-synce)#exit
Exit Port Configure mode
(config-if)#exit
Exit interface mode
(config)#ptp clock 0 profile g8275.1
Enables G8275.1 for PTP time/phase telecom profile
(config-ptp-clk)#clock-type tgm
Enables clock type as T-GM
(config-ptp-clk)#number-ports 2
Configure the number of PTP ports on the instance
(config-ptp-clk)#clock-port 2
Configure ptp port
(config-clk-port)#master-only
Configure the port as an master-only port
(config-clk-port)#network-interface eth1
Configure underlying interface that is used by this PTP Port
(config-clk-port)#exit
Exit ptp clock port mode
(config-ptp-clk)#clock-port 1
Configure ptp port
(config-clk-port)#network-interface gps
Configure underlying interface that is used by this PTP Port
(config-clk-port)#exit
Exit ptp clock port mode
Last modified date: 10/20/2023